Remove punctuation in Exception messages.

Closes #4079.

spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/AbstractMicrobenchmark.java

@@ -322,7 +322,7 @@ public class AbstractMicrobenchmark {
 		try {
 			ResultsWriter.forUri(uri).write(results);
 		} catch (Exception e) {
-			System.err.println(String.format("Cannot save benchmark results to '%s'. Error was %s.", uri, e));
+			System.err.println(String.format("Cannot save benchmark results to '%s'; Error was %s", uri, e));
 		}
 	}
 }

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/CodecRegistryProvider.java

@@ -62,7 +62,7 @@ public interface CodecRegistryProvider {
 	 */
 	default <T> Optional<Codec<T>> getCodecFor(Class<T> type) {
 
-		Assert.notNull(type, "Type must not be null!");
+		Assert.notNull(type, "Type must not be null");
 
 		try {
 			return Optional.of(getCodecRegistry().get(type));

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDatabaseUtils.java

@@ -102,7 +102,7 @@ public class MongoDatabaseUtils {
 	private static MongoDatabase doGetMongoDatabase(@Nullable String dbName, MongoDatabaseFactory factory,
 			SessionSynchronization sessionSynchronization) {
 
-		Assert.notNull(factory, "Factory must not be null!");
+		Assert.notNull(factory, "Factory must not be null");
 
 		if (sessionSynchronization == SessionSynchronization.NEVER
 				|| !TransactionSynchronizationManager.isSynchronizationActive()) {

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoResourceHolder.java

@@ -68,7 +68,7 @@ class MongoResourceHolder extends ResourceHolderSupport {
 		ClientSession session = getSession();
 
 		if (session == null) {
-			throw new IllegalStateException("No session available!");
+			throw new IllegalStateException("No session available");
 		}
 
 		return session;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionManager.java

@@ -100,7 +100,7 @@ public class MongoTransactionManager extends AbstractPlatformTransactionManager
 	 */
 	public MongoTransactionManager(MongoDatabaseFactory dbFactory, @Nullable TransactionOptions options) {
 
-		Assert.notNull(dbFactory, "DbFactory must not be null!");
+		Assert.notNull(dbFactory, "DbFactory must not be null");
 
 		this.dbFactory = dbFactory;
 		this.options = options;
@@ -266,7 +266,7 @@ public class MongoTransactionManager extends AbstractPlatformTransactionManager
 	 */
 	public void setDbFactory(MongoDatabaseFactory dbFactory) {
 
-		Assert.notNull(dbFactory, "DbFactory must not be null!");
+		Assert.notNull(dbFactory, "DbFactory must not be null");
 		this.dbFactory = dbFactory;
 	}
 
@@ -315,7 +315,7 @@ public class MongoTransactionManager extends AbstractPlatformTransactionManager
 	private MongoDatabaseFactory getRequiredDbFactory() {
 
 		Assert.state(dbFactory != null,
-				"MongoTransactionManager operates upon a MongoDbFactory. Did you forget to provide one? It's required.");
+				"MongoTransactionManager operates upon a MongoDbFactory; Did you forget to provide one; It's required");
 
 		return dbFactory;
 	}
@@ -450,14 +450,14 @@ public class MongoTransactionManager extends AbstractPlatformTransactionManager
 
 		private MongoResourceHolder getRequiredResourceHolder() {
 
-			Assert.state(resourceHolder != null, "MongoResourceHolder is required but not present. o_O");
+			Assert.state(resourceHolder != null, "MongoResourceHolder is required but not present; o_O");
 			return resourceHolder;
 		}
 
 		private ClientSession getRequiredSession() {
 
 			ClientSession session = getSession();
-			Assert.state(session != null, "A Session is required but it turned out to be null.");
+			Assert.state(session != null, "A Session is required but it turned out to be null");
 			return session;
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtils.java

@@ -136,7 +136,7 @@ public class ReactiveMongoDatabaseUtils {
 	private static Mono<MongoDatabase> doGetMongoDatabase(@Nullable String dbName, ReactiveMongoDatabaseFactory factory,
 			SessionSynchronization sessionSynchronization) {
 
-		Assert.notNull(factory, "DatabaseFactory must not be null!");
+		Assert.notNull(factory, "DatabaseFactory must not be null");
 
 		if (sessionSynchronization == SessionSynchronization.NEVER) {
 			return getMongoDatabaseOrDefault(dbName, factory);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoTransactionManager.java

@@ -104,7 +104,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 	public ReactiveMongoTransactionManager(ReactiveMongoDatabaseFactory databaseFactory,
 			@Nullable TransactionOptions options) {
 
-		Assert.notNull(databaseFactory, "DatabaseFactory must not be null!");
+		Assert.notNull(databaseFactory, "DatabaseFactory must not be null");
 
 		this.databaseFactory = databaseFactory;
 		this.options = options;
@@ -281,7 +281,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 	 */
 	public void setDatabaseFactory(ReactiveMongoDatabaseFactory databaseFactory) {
 
-		Assert.notNull(databaseFactory, "DatabaseFactory must not be null!");
+		Assert.notNull(databaseFactory, "DatabaseFactory must not be null");
 		this.databaseFactory = databaseFactory;
 	}
 
@@ -323,7 +323,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 	private ReactiveMongoDatabaseFactory getRequiredDatabaseFactory() {
 
 		Assert.state(databaseFactory != null,
-				"ReactiveMongoTransactionManager operates upon a ReactiveMongoDatabaseFactory. Did you forget to provide one? It's required.");
+				"ReactiveMongoTransactionManager operates upon a ReactiveMongoDatabaseFactory; Did you forget to provide one; It's required");
 
 		return databaseFactory;
 	}
@@ -458,14 +458,14 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 
 		private ReactiveMongoResourceHolder getRequiredResourceHolder() {
 
-			Assert.state(resourceHolder != null, "ReactiveMongoResourceHolder is required but not present. o_O");
+			Assert.state(resourceHolder != null, "ReactiveMongoResourceHolder is required but not present; o_O");
 			return resourceHolder;
 		}
 
 		private ClientSession getRequiredSession() {
 
 			ClientSession session = getSession();
-			Assert.state(session != null, "A Session is required but it turned out to be null.");
+			Assert.state(session != null, "A Session is required but it turned out to be null");
 			return session;
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionAwareMethodInterceptor.java

@@ -76,13 +76,13 @@ public class SessionAwareMethodInterceptor<D, C> implements MethodInterceptor {
 			Class<D> databaseType, ClientSessionOperator<D> databaseDecorator, Class<C> collectionType,
 			ClientSessionOperator<C> collectionDecorator) {
 
-		Assert.notNull(session, "ClientSession must not be null!");
+		Assert.notNull(session, "ClientSession must not be null");
-		Assert.notNull(target, "Target must not be null!");
+		Assert.notNull(target, "Target must not be null");
-		Assert.notNull(sessionType, "SessionType must not be null!");
+		Assert.notNull(sessionType, "SessionType must not be null");
-		Assert.notNull(databaseType, "Database type must not be null!");
+		Assert.notNull(databaseType, "Database type must not be null");
-		Assert.notNull(databaseDecorator, "Database ClientSessionOperator must not be null!");
+		Assert.notNull(databaseDecorator, "Database ClientSessionOperator must not be null");
-		Assert.notNull(collectionType, "Collection type must not be null!");
+		Assert.notNull(collectionType, "Collection type must not be null");
-		Assert.notNull(collectionDecorator, "Collection ClientSessionOperator must not be null!");
+		Assert.notNull(collectionDecorator, "Collection ClientSessionOperator must not be null");
 
 		this.session = session;
 		this.target = target;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MappingMongoConverterParser.java

@@ -255,7 +255,7 @@ public class MappingMongoConverterParser implements BeanDefinitionParser {
 				&& Boolean.parseBoolean(abbreviateFieldNames);
 
 		if (fieldNamingStrategyReferenced && abbreviationActivated) {
-			context.error("Field name abbreviation cannot be activated if a field-naming-strategy-ref is configured!",
+			context.error("Field name abbreviation cannot be activated if a field-naming-strategy-ref is configured",
 					element);
 			return;
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingRegistrar.java

@@ -55,8 +55,8 @@ class MongoAuditingRegistrar extends AuditingBeanDefinitionRegistrarSupport {
 	@Override
 	public void registerBeanDefinitions(AnnotationMetadata annotationMetadata, BeanDefinitionRegistry registry) {
 
-		Assert.notNull(annotationMetadata, "AnnotationMetadata must not be null!");
+		Assert.notNull(annotationMetadata, "AnnotationMetadata must not be null");
-		Assert.notNull(registry, "BeanDefinitionRegistry must not be null!");
+		Assert.notNull(registry, "BeanDefinitionRegistry must not be null");
 
 		super.registerBeanDefinitions(annotationMetadata, registry);
 	}
@@ -64,7 +64,7 @@ class MongoAuditingRegistrar extends AuditingBeanDefinitionRegistrarSupport {
 	@Override
 	protected BeanDefinitionBuilder getAuditHandlerBeanDefinitionBuilder(AuditingConfiguration configuration) {
 
-		Assert.notNull(configuration, "AuditingConfiguration must not be null!");
+		Assert.notNull(configuration, "AuditingConfiguration must not be null");
 
 		BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(IsNewAwareAuditingHandler.class);
 
@@ -79,8 +79,8 @@ class MongoAuditingRegistrar extends AuditingBeanDefinitionRegistrarSupport {
 	protected void registerAuditListenerBeanDefinition(BeanDefinition auditingHandlerDefinition,
 			BeanDefinitionRegistry registry) {
 
-		Assert.notNull(auditingHandlerDefinition, "BeanDefinition must not be null!");
+		Assert.notNull(auditingHandlerDefinition, "BeanDefinition must not be null");
-		Assert.notNull(registry, "BeanDefinitionRegistry must not be null!");
+		Assert.notNull(registry, "BeanDefinitionRegistry must not be null");
 
 		BeanDefinitionBuilder listenerBeanDefinitionBuilder = BeanDefinitionBuilder
 				.rootBeanDefinition(AuditingEntityCallback.class);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditor.java

@@ -117,7 +117,7 @@ public class MongoCredentialPropertyEditor extends PropertyEditorSupport {
 								userNameAndPassword[1].toCharArray()));
 					} else {
 						throw new IllegalArgumentException(
-								String.format("Cannot create MongoCredentials for unknown auth mechanism '%s'!", authMechanism));
+								String.format("Cannot create MongoCredentials for unknown auth mechanism '%s'", authMechanism));
 					}
 				}
 			} else {
@@ -194,7 +194,7 @@ public class MongoCredentialPropertyEditor extends PropertyEditorSupport {
 			String[] optionArgs = option.split("=");
 
 			if (optionArgs.length == 1) {
-				throw new IllegalArgumentException(String.format("Query parameter '%s' has no value!", optionArgs[0]));
+				throw new IllegalArgumentException(String.format("Query parameter '%s' has no value", optionArgs[0]));
 			}
 
 			properties.put(optionArgs[0], optionArgs[1]);
@@ -209,21 +209,21 @@ public class MongoCredentialPropertyEditor extends PropertyEditorSupport {
 
 		if (source.length != 2) {
 			throw new IllegalArgumentException(
-					"Credentials need to specify username and password like in 'username:password@database'!");
+					"Credentials need to specify username and password like in 'username:password@database'");
 		}
 	}
 
 	private static void verifyDatabasePresent(String source) {
 
 		if (!StringUtils.hasText(source)) {
-			throw new IllegalArgumentException("Credentials need to specify database like in 'username:password@database'!");
+			throw new IllegalArgumentException("Credentials need to specify database like in 'username:password@database'");
 		}
 	}
 
 	private static void verifyUserNamePresent(String[] source) {
 
 		if (source.length == 0 || !StringUtils.hasText(source[0])) {
-			throw new IllegalArgumentException("Credentials need to specify username!");
+			throw new IllegalArgumentException("Credentials need to specify username");
 		}
 	}
 
@@ -231,7 +231,7 @@ public class MongoCredentialPropertyEditor extends PropertyEditorSupport {
 		try {
 			return URLDecoder.decode(it, "UTF-8");
 		} catch (UnsupportedEncodingException e) {
-			throw new IllegalArgumentException("o_O UTF-8 not supported!", e);
+			throw new IllegalArgumentException("o_O UTF-8 not supported", e);
 		}
 	}
 }

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoDbFactoryParser.java

@@ -163,7 +163,7 @@ public class MongoDbFactoryParser extends AbstractBeanDefinitionParser {
 
 		if (element.getAttributes().getLength() > allowedAttributesCount) {
 
-			parserContext.getReaderContext().error("Configure either MongoDB " + type + " or details individually!",
+			parserContext.getReaderContext().error("Configure either MongoDB " + type + " or details individually",
 					parserContext.extractSource(element));
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ReactiveMongoAuditingRegistrar.java

@@ -51,7 +51,7 @@ class ReactiveMongoAuditingRegistrar extends AuditingBeanDefinitionRegistrarSupp
 	@Override
 	protected BeanDefinitionBuilder getAuditHandlerBeanDefinitionBuilder(AuditingConfiguration configuration) {
 
-		Assert.notNull(configuration, "AuditingConfiguration must not be null!");
+		Assert.notNull(configuration, "AuditingConfiguration must not be null");
 
 		BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(ReactiveIsNewAwareAuditingHandler.class);
 
@@ -66,8 +66,8 @@ class ReactiveMongoAuditingRegistrar extends AuditingBeanDefinitionRegistrarSupp
 	protected void registerAuditListenerBeanDefinition(BeanDefinition auditingHandlerDefinition,
 			BeanDefinitionRegistry registry) {
 
-		Assert.notNull(auditingHandlerDefinition, "BeanDefinition must not be null!");
+		Assert.notNull(auditingHandlerDefinition, "BeanDefinition must not be null");
-		Assert.notNull(registry, "BeanDefinitionRegistry must not be null!");
+		Assert.notNull(registry, "BeanDefinitionRegistry must not be null");
 
 		BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(ReactiveAuditingEntityCallback.class);
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditor.java

@@ -43,7 +43,7 @@ public class ServerAddressPropertyEditor extends PropertyEditorSupport {
 	 * A port is a number without a leading 0 at the end of the address that is proceeded by just a single :.
 	 */
 	private static final String HOST_PORT_SPLIT_PATTERN = "(?<!:):(?=[123456789]\\d*$)";
-	private static final String COULD_NOT_PARSE_ADDRESS_MESSAGE = "Could not parse address %s '%s'. Check your replica set configuration!";
+	private static final String COULD_NOT_PARSE_ADDRESS_MESSAGE = "Could not parse address %s '%s'; Check your replica set configuration";
 	private static final Log LOG = LogFactory.getLog(ServerAddressPropertyEditor.class);
 
 	@Override
@@ -68,7 +68,7 @@ public class ServerAddressPropertyEditor extends PropertyEditorSupport {
 
 		if (serverAddresses.isEmpty()) {
 			throw new IllegalArgumentException(
-					"Could not resolve at least one server of the replica set configuration! Validate your config!");
+					"Could not resolve at least one server of the replica set configuration; Validate your config");
 		}
 
 		setValue(serverAddresses.toArray(new ServerAddress[serverAddresses.size()]));
@@ -125,7 +125,7 @@ public class ServerAddressPropertyEditor extends PropertyEditorSupport {
 	 */
 	private String[] extractHostAddressAndPort(String addressAndPortSource) {
 
-		Assert.notNull(addressAndPortSource, "Address and port source must not be null!");
+		Assert.notNull(addressAndPortSource, "Address and port source must not be null");
 
 		String[] hostAndPort = addressAndPortSource.split(HOST_PORT_SPLIT_PATTERN);
 		String hostAddress = hostAndPort[0];

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamOptions.java

@@ -148,7 +148,7 @@ public class ChangeStreamOptions {
 		}
 
 		throw new IllegalArgumentException(
-				"o_O that should actually not happen. The timestamp should be an Instant or a BsonTimestamp but was "
+				"o_O that should actually not happen; The timestamp should be an Instant or a BsonTimestamp but was "
 						+ ObjectUtils.nullSafeClassName(timestamp));
 	}
 
@@ -234,7 +234,7 @@ public class ChangeStreamOptions {
 		 */
 		public ChangeStreamOptionsBuilder collation(Collation collation) {
 
-			Assert.notNull(collation, "Collation must not be null nor empty!");
+			Assert.notNull(collation, "Collation must not be null nor empty");
 
 			this.collation = collation;
 			return this;
@@ -258,7 +258,7 @@ public class ChangeStreamOptions {
 		 */
 		public ChangeStreamOptionsBuilder filter(Aggregation filter) {
 
-			Assert.notNull(filter, "Filter must not be null!");
+			Assert.notNull(filter, "Filter must not be null");
 
 			this.filter = filter;
 			return this;
@@ -287,7 +287,7 @@ public class ChangeStreamOptions {
 		 */
 		public ChangeStreamOptionsBuilder resumeToken(BsonValue resumeToken) {
 
-			Assert.notNull(resumeToken, "ResumeToken must not be null!");
+			Assert.notNull(resumeToken, "ResumeToken must not be null");
 
 			this.resumeToken = resumeToken;
 
@@ -316,7 +316,7 @@ public class ChangeStreamOptions {
 		 */
 		public ChangeStreamOptionsBuilder fullDocumentLookup(FullDocument lookup) {
 
-			Assert.notNull(lookup, "Lookup must not be null!");
+			Assert.notNull(lookup, "Lookup must not be null");
 
 			this.fullDocumentLookup = lookup;
 			return this;
@@ -330,7 +330,7 @@ public class ChangeStreamOptions {
 		 */
 		public ChangeStreamOptionsBuilder resumeAt(Instant resumeTimestamp) {
 
-			Assert.notNull(resumeTimestamp, "ResumeTimestamp must not be null!");
+			Assert.notNull(resumeTimestamp, "ResumeTimestamp must not be null");
 
 			this.resumeTimestamp = resumeTimestamp;
 			return this;
@@ -345,7 +345,7 @@ public class ChangeStreamOptions {
 		 */
 		public ChangeStreamOptionsBuilder resumeAt(BsonTimestamp resumeTimestamp) {
 
-			Assert.notNull(resumeTimestamp, "ResumeTimestamp must not be null!");
+			Assert.notNull(resumeTimestamp, "ResumeTimestamp must not be null");
 
 			this.resumeTimestamp = resumeTimestamp;
 			return this;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionOptions.java

@@ -68,7 +68,7 @@ public class CollectionOptions {
 	 */
 	public static CollectionOptions just(Collation collation) {
 
-		Assert.notNull(collation, "Collation must not be null!");
+		Assert.notNull(collation, "Collation must not be null");
 
 		return new CollectionOptions(null, null, null, collation, ValidationOptions.none(), null);
 	}
@@ -230,7 +230,7 @@ public class CollectionOptions {
 	 */
 	public CollectionOptions schemaValidationLevel(ValidationLevel validationLevel) {
 
-		Assert.notNull(validationLevel, "ValidationLevel must not be null!");
+		Assert.notNull(validationLevel, "ValidationLevel must not be null");
 		return validation(validationOptions.validationLevel(validationLevel));
 	}
 
@@ -244,7 +244,7 @@ public class CollectionOptions {
 	 */
 	public CollectionOptions schemaValidationAction(ValidationAction validationAction) {
 
-		Assert.notNull(validationAction, "ValidationAction must not be null!");
+		Assert.notNull(validationAction, "ValidationAction must not be null");
 		return validation(validationOptions.validationAction(validationAction));
 	}
 
@@ -257,7 +257,7 @@ public class CollectionOptions {
 	 */
 	public CollectionOptions validation(ValidationOptions validationOptions) {
 
-		Assert.notNull(validationOptions, "ValidationOptions must not be null!");
+		Assert.notNull(validationOptions, "ValidationOptions must not be null");
 		return new CollectionOptions(size, maxDocuments, capped, collation, validationOptions, timeSeriesOptions);
 	}
 
@@ -270,7 +270,7 @@ public class CollectionOptions {
 	 */
 	public CollectionOptions timeSeries(TimeSeriesOptions timeSeriesOptions) {
 
-		Assert.notNull(timeSeriesOptions, "TimeSeriesOptions must not be null!");
+		Assert.notNull(timeSeriesOptions, "TimeSeriesOptions must not be null");
 		return new CollectionOptions(size, maxDocuments, capped, collation, validationOptions, timeSeriesOptions);
 	}
 
@@ -446,7 +446,7 @@ public class CollectionOptions {
 
 		private TimeSeriesOptions(String timeField, @Nullable String metaField, GranularityDefinition granularity) {
 
-			Assert.hasText(timeField, "Time field must not be empty or null!");
+			Assert.hasText(timeField, "Time field must not be empty or null");
 
 			this.timeField = timeField;
 			this.metaField = metaField;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CountQuery.java

@@ -183,7 +183,7 @@ class CountQuery {
 				criteria.addAll((Collection) $and);
 			} else {
 				throw new IllegalArgumentException(
-						"Cannot rewrite query as it contains an '$and' element that is not a Collection!: Offending element: "
+						"Cannot rewrite query as it contains an '$and' element that is not a Collection: Offending element: "
 								+ $and);
 			}
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CursorPreparer.java

@@ -61,8 +61,8 @@ public interface CursorPreparer extends ReadPreferenceAware {
 	default FindIterable<Document> initiateFind(MongoCollection<Document> collection,
 			Function<MongoCollection<Document>, FindIterable<Document>> find) {
 
-		Assert.notNull(collection, "Collection must not be null!");
+		Assert.notNull(collection, "Collection must not be null");
-		Assert.notNull(find, "Find function must not be null!");
+		Assert.notNull(find, "Find function must not be null");
 
 		if (hasReadPreference()) {
 			collection = collection.withReadPreference(getReadPreference());

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultBulkOperations.java

@@ -90,9 +90,9 @@ class DefaultBulkOperations implements BulkOperations {
 	DefaultBulkOperations(MongoOperations mongoOperations, String collectionName,
 			BulkOperationContext bulkOperationContext) {
 
-		Assert.notNull(mongoOperations, "MongoOperations must not be null!");
+		Assert.notNull(mongoOperations, "MongoOperations must not be null");
-		Assert.hasText(collectionName, "CollectionName must not be null nor empty!");
+		Assert.hasText(collectionName, "CollectionName must not be null nor empty");
-		Assert.notNull(bulkOperationContext, "BulkOperationContext must not be null!");
+		Assert.notNull(bulkOperationContext, "BulkOperationContext must not be null");
 
 		this.mongoOperations = mongoOperations;
 		this.collectionName = collectionName;
@@ -112,7 +112,7 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations insert(Object document) {
 
-		Assert.notNull(document, "Document must not be null!");
+		Assert.notNull(document, "Document must not be null");
 
 		maybeEmitEvent(new BeforeConvertEvent<>(document, collectionName));
 		Object source = maybeInvokeBeforeConvertCallback(document);
@@ -124,7 +124,7 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations insert(List<? extends Object> documents) {
 
-		Assert.notNull(documents, "Documents must not be null!");
+		Assert.notNull(documents, "Documents must not be null");
 
 		documents.forEach(this::insert);
 
@@ -135,8 +135,8 @@ class DefaultBulkOperations implements BulkOperations {
 	@SuppressWarnings("unchecked")
 	public BulkOperations updateOne(Query query, Update update) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(update, "Update must not be null!");
+		Assert.notNull(update, "Update must not be null");
 
 		return updateOne(Collections.singletonList(Pair.of(query, update)));
 	}
@@ -144,7 +144,7 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations updateOne(List<Pair<Query, Update>> updates) {
 
-		Assert.notNull(updates, "Updates must not be null!");
+		Assert.notNull(updates, "Updates must not be null");
 
 		for (Pair<Query, Update> update : updates) {
 			update(update.getFirst(), update.getSecond(), false, false);
@@ -157,8 +157,8 @@ class DefaultBulkOperations implements BulkOperations {
 	@SuppressWarnings("unchecked")
 	public BulkOperations updateMulti(Query query, Update update) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(update, "Update must not be null!");
+		Assert.notNull(update, "Update must not be null");
 
 		return updateMulti(Collections.singletonList(Pair.of(query, update)));
 	}
@@ -166,7 +166,7 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations updateMulti(List<Pair<Query, Update>> updates) {
 
-		Assert.notNull(updates, "Updates must not be null!");
+		Assert.notNull(updates, "Updates must not be null");
 
 		for (Pair<Query, Update> update : updates) {
 			update(update.getFirst(), update.getSecond(), false, true);
@@ -193,7 +193,7 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations remove(Query query) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
 
 		DeleteOptions deleteOptions = new DeleteOptions();
 		query.getCollation().map(Collation::toMongoCollation).ifPresent(deleteOptions::collation);
@@ -206,7 +206,7 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations remove(List<Query> removes) {
 
-		Assert.notNull(removes, "Removals must not be null!");
+		Assert.notNull(removes, "Removals must not be null");
 
 		for (Query query : removes) {
 			remove(query);
@@ -218,9 +218,9 @@ class DefaultBulkOperations implements BulkOperations {
 	@Override
 	public BulkOperations replaceOne(Query query, Object replacement, FindAndReplaceOptions options) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(replacement, "Replacement must not be null!");
+		Assert.notNull(replacement, "Replacement must not be null");
-		Assert.notNull(options, "Options must not be null!");
+		Assert.notNull(options, "Options must not be null");
 
 		ReplaceOptions replaceOptions = new ReplaceOptions();
 		replaceOptions.upsert(options.isUpsert());
@@ -241,7 +241,7 @@ class DefaultBulkOperations implements BulkOperations {
 
 			com.mongodb.bulk.BulkWriteResult result = mongoOperations.execute(collectionName, this::bulkWriteTo);
 
-			Assert.state(result != null, "Result must not be null.");
+			Assert.state(result != null, "Result must not be null");
 
 			models.forEach(this::maybeEmitAfterSaveEvent);
 			models.forEach(this::maybeInvokeAfterSaveCallback);
@@ -308,8 +308,8 @@ class DefaultBulkOperations implements BulkOperations {
 	 */
 	private BulkOperations update(Query query, Update update, boolean upsert, boolean multi) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(update, "Update must not be null!");
+		Assert.notNull(update, "Update must not be null");
 
 		UpdateOptions options = computeUpdateOptions(query, update, upsert);
 
@@ -470,7 +470,7 @@ class DefaultBulkOperations implements BulkOperations {
 				return options.ordered(false);
 		}
 
-		throw new IllegalStateException("BulkMode was null!");
+		throw new IllegalStateException("BulkMode was null");
 	}
 
 	/**

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperations.java

@@ -83,9 +83,9 @@ public class DefaultIndexOperations implements IndexOperations {
 	public DefaultIndexOperations(MongoDatabaseFactory mongoDbFactory, String collectionName, QueryMapper queryMapper,
 			@Nullable Class<?> type) {
 
-		Assert.notNull(mongoDbFactory, "MongoDbFactory must not be null!");
+		Assert.notNull(mongoDbFactory, "MongoDbFactory must not be null");
-		Assert.notNull(collectionName, "Collection name can not be null!");
+		Assert.notNull(collectionName, "Collection name can not be null");
-		Assert.notNull(queryMapper, "QueryMapper must not be null!");
+		Assert.notNull(queryMapper, "QueryMapper must not be null");
 
 		this.collectionName = collectionName;
 		this.mapper = queryMapper;
@@ -103,8 +103,8 @@ public class DefaultIndexOperations implements IndexOperations {
 	 */
 	public DefaultIndexOperations(MongoOperations mongoOperations, String collectionName, @Nullable Class<?> type) {
 
-		Assert.notNull(mongoOperations, "MongoOperations must not be null!");
+		Assert.notNull(mongoOperations, "MongoOperations must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		this.mongoOperations = mongoOperations;
 		this.mapper = new QueryMapper(mongoOperations.getConverter());
@@ -189,7 +189,7 @@ public class DefaultIndexOperations implements IndexOperations {
 	@Nullable
 	public <T> T execute(CollectionCallback<T> callback) {
 
-		Assert.notNull(callback, "CollectionCallback must not be null!");
+		Assert.notNull(callback, "CollectionCallback must not be null");
 
 		if (type != null) {
 			return mongoOperations.execute(type, callback);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperations.java

@@ -76,9 +76,9 @@ public class DefaultReactiveIndexOperations implements ReactiveIndexOperations {
 	private DefaultReactiveIndexOperations(ReactiveMongoOperations mongoOperations, String collectionName,
 			QueryMapper queryMapper, Optional<Class<?>> type) {
 
-		Assert.notNull(mongoOperations, "ReactiveMongoOperations must not be null!");
+		Assert.notNull(mongoOperations, "ReactiveMongoOperations must not be null");
-		Assert.notNull(collectionName, "Collection must not be null!");
+		Assert.notNull(collectionName, "Collection must not be null");
-		Assert.notNull(queryMapper, "QueryMapper must not be null!");
+		Assert.notNull(queryMapper, "QueryMapper must not be null");
 
 		this.mongoOperations = mongoOperations;
 		this.collectionName = collectionName;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultScriptOperations.java

@@ -65,7 +65,7 @@ class DefaultScriptOperations implements ScriptOperations {
 	 */
 	public DefaultScriptOperations(MongoOperations mongoOperations) {
 
-		Assert.notNull(mongoOperations, "MongoOperations must not be null!");
+		Assert.notNull(mongoOperations, "MongoOperations must not be null");
 
 		this.mongoOperations = mongoOperations;
 	}
@@ -78,7 +78,7 @@ class DefaultScriptOperations implements ScriptOperations {
 	@Override
 	public NamedMongoScript register(NamedMongoScript script) {
 
-		Assert.notNull(script, "Script must not be null!");
+		Assert.notNull(script, "Script must not be null");
 
 		mongoOperations.save(script, SCRIPT_COLLECTION_NAME);
 		return script;
@@ -87,7 +87,7 @@ class DefaultScriptOperations implements ScriptOperations {
 	@Override
 	public Object execute(final ExecutableMongoScript script, final Object... args) {
 
-		Assert.notNull(script, "Script must not be null!");
+		Assert.notNull(script, "Script must not be null");
 
 		return mongoOperations.execute(new DbCallback<Object>() {
 
@@ -106,7 +106,7 @@ class DefaultScriptOperations implements ScriptOperations {
 	@Override
 	public Object call(final String scriptName, final Object... args) {
 
-		Assert.hasText(scriptName, "ScriptName must not be null or empty!");
+		Assert.hasText(scriptName, "ScriptName must not be null or empty");
 
 		return mongoOperations.execute(new DbCallback<Object>() {
 
@@ -122,7 +122,7 @@ class DefaultScriptOperations implements ScriptOperations {
 	@Override
 	public boolean exists(String scriptName) {
 
-		Assert.hasText(scriptName, "ScriptName must not be null or empty!");
+		Assert.hasText(scriptName, "ScriptName must not be null or empty");
 
 		return mongoOperations.exists(query(where("_id").is(scriptName)), NamedMongoScript.class, SCRIPT_COLLECTION_NAME);
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/EntityOperations.java

@@ -112,7 +112,7 @@ class EntityOperations {
 	@SuppressWarnings({ "unchecked", "rawtypes" })
 	<T> Entity<T> forEntity(T entity) {
 
-		Assert.notNull(entity, "Bean must not be null!");
+		Assert.notNull(entity, "Bean must not be null");
 
 		if (entity instanceof String) {
 			return new UnmappedEntity(parse(entity.toString()));
@@ -135,8 +135,8 @@ class EntityOperations {
 	@SuppressWarnings({ "unchecked", "rawtypes" })
 	<T> AdaptibleEntity<T> forEntity(T entity, ConversionService conversionService) {
 
-		Assert.notNull(entity, "Bean must not be null!");
+		Assert.notNull(entity, "Bean must not be null");
-		Assert.notNull(conversionService, "ConversionService must not be null!");
+		Assert.notNull(conversionService, "ConversionService must not be null");
 
 		if (entity instanceof String) {
 			return new UnmappedEntity(parse(entity.toString()));
@@ -171,7 +171,7 @@ class EntityOperations {
 
 		if (entityClass == null) {
 			throw new InvalidDataAccessApiUsageException(
-					"No class parameter provided, entity collection can't be determined!");
+					"No class parameter provided, entity collection can't be determined");
 		}
 
 		return context.getRequiredPersistentEntity(entityClass).getCollection();
@@ -201,7 +201,7 @@ class EntityOperations {
 	 */
 	public String getIdPropertyName(Class<?> type) {
 
-		Assert.notNull(type, "Type must not be null!");
+		Assert.notNull(type, "Type must not be null");
 
 		MongoPersistentEntity<?> persistentEntity = context.getPersistentEntity(type);
 
@@ -240,12 +240,12 @@ class EntityOperations {
 		try {
 			return Document.parse(source);
 		} catch (org.bson.json.JsonParseException o_O) {
-			throw new MappingException("Could not parse given String to save into a JSON document!", o_O);
+			throw new MappingException("Could not parse given String to save into a JSON document", o_O);
 		} catch (RuntimeException o_O) {
 
 			// legacy 3.x exception
 			if (ClassUtils.matchesTypeName(o_O.getClass(), "JSONParseException")) {
-				throw new MappingException("Could not parse given String to save into a JSON document!", o_O);
+				throw new MappingException("Could not parse given String to save into a JSON document", o_O);
 			}
 			throw o_O;
 		}
@@ -518,7 +518,7 @@ class EntityOperations {
 
 		@Override
 		public Query getQueryForVersion() {
-			throw new MappingException("Cannot query for version on plain Documents!");
+			throw new MappingException("Cannot query for version on plain Documents");
 		}
 
 		@Override
@@ -614,7 +614,7 @@ class EntityOperations {
 		public Query getByIdQuery() {
 
 			if (!entity.hasIdProperty()) {
-				throw new MappingException("No id property found for object of type " + entity.getType() + "!");
+				throw new MappingException("No id property found for object of type " + entity.getType());
 			}
 
 			MongoPersistentProperty idProperty = entity.getRequiredIdProperty();
@@ -662,7 +662,7 @@ class EntityOperations {
 
 			if (!MongoSimpleTypes.AUTOGENERATED_ID_TYPES.contains(property.getType())) {
 				throw new InvalidDataAccessApiUsageException(
-						String.format("Cannot autogenerate id of type %s for entity of type %s!", property.getType().getName(),
+						String.format("Cannot autogenerate id of type %s for entity of type %s", property.getType().getName(),
 								entity.getType().getName()));
 			}
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupport.java

@@ -41,7 +41,7 @@ class ExecutableAggregationOperationSupport implements ExecutableAggregationOper
 	@Override
 	public <T> ExecutableAggregation<T> aggregateAndReturn(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ExecutableAggregationSupport<>(template, domainType, null, null);
 	}
@@ -69,7 +69,7 @@ class ExecutableAggregationOperationSupport implements ExecutableAggregationOper
 		@Override
 		public AggregationWithAggregation<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ExecutableAggregationSupport<>(template, domainType, aggregation, collection);
 		}
@@ -77,7 +77,7 @@ class ExecutableAggregationOperationSupport implements ExecutableAggregationOper
 		@Override
 		public TerminatingAggregation<T> by(Aggregation aggregation) {
 
-			Assert.notNull(aggregation, "Aggregation must not be null!");
+			Assert.notNull(aggregation, "Aggregation must not be null");
 
 			return new ExecutableAggregationSupport<>(template, domainType, aggregation, collection);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupport.java

@@ -53,7 +53,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 	@Override
 	public <T> ExecutableFind<T> query(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ExecutableFindSupport<>(template, domainType, domainType, null, ALL_QUERY);
 	}
@@ -84,7 +84,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 		@Override
 		public FindWithProjection<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection name must not be null nor empty!");
+			Assert.hasText(collection, "Collection name must not be null nor empty");
 
 			return new ExecutableFindSupport<>(template, domainType, returnType, collection, query);
 		}
@@ -92,7 +92,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 		@Override
 		public <T1> FindWithQuery<T1> as(Class<T1> returnType) {
 
-			Assert.notNull(returnType, "ReturnType must not be null!");
+			Assert.notNull(returnType, "ReturnType must not be null");
 
 			return new ExecutableFindSupport<>(template, domainType, returnType, collection, query);
 		}
@@ -100,7 +100,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 		@Override
 		public TerminatingFind<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ExecutableFindSupport<>(template, domainType, returnType, collection, query);
 		}
@@ -115,7 +115,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 			}
 
 			if (result.size() > 1) {
-				throw new IncorrectResultSizeDataAccessException("Query " + asString() + " returned non unique result.", 1);
+				throw new IncorrectResultSizeDataAccessException("Query " + asString() + " returned non unique result", 1);
 			}
 
 			return result.iterator().next();
@@ -158,7 +158,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 		@Override
 		public TerminatingDistinct<Object> distinct(String field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 
 			return new DistinctOperationSupport(this, field);
 		}
@@ -246,7 +246,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 		@SuppressWarnings("unchecked")
 		public <R> TerminatingDistinct<R> as(Class<R> resultType) {
 
-			Assert.notNull(resultType, "ResultType must not be null!");
+			Assert.notNull(resultType, "ResultType must not be null");
 
 			return new DistinctOperationSupport<>((ExecutableFindSupport) delegate.as(resultType), field);
 		}
@@ -254,7 +254,7 @@ class ExecutableFindOperationSupport implements ExecutableFindOperation {
 		@Override
 		public TerminatingDistinct<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new DistinctOperationSupport<>((ExecutableFindSupport<T>) delegate.matching(query), field);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupport.java

@@ -43,7 +43,7 @@ class ExecutableInsertOperationSupport implements ExecutableInsertOperation {
 	@Override
 	public <T> ExecutableInsert<T> insert(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ExecutableInsertSupport<>(template, domainType, null, null);
 	}
@@ -70,7 +70,7 @@ class ExecutableInsertOperationSupport implements ExecutableInsertOperation {
 		@Override
 		public T one(T object) {
 
-			Assert.notNull(object, "Object must not be null!");
+			Assert.notNull(object, "Object must not be null");
 
 			return template.insert(object, getCollectionName());
 		}
@@ -78,7 +78,7 @@ class ExecutableInsertOperationSupport implements ExecutableInsertOperation {
 		@Override
 		public Collection<T> all(Collection<? extends T> objects) {
 
-			Assert.notNull(objects, "Objects must not be null!");
+			Assert.notNull(objects, "Objects must not be null");
 
 			return template.insert(objects, getCollectionName());
 		}
@@ -86,7 +86,7 @@ class ExecutableInsertOperationSupport implements ExecutableInsertOperation {
 		@Override
 		public BulkWriteResult bulk(Collection<? extends T> objects) {
 
-			Assert.notNull(objects, "Objects must not be null!");
+			Assert.notNull(objects, "Objects must not be null");
 
 			return template.bulkOps(bulkMode != null ? bulkMode : BulkMode.ORDERED, domainType, getCollectionName())
 					.insert(new ArrayList<>(objects)).execute();
@@ -95,7 +95,7 @@ class ExecutableInsertOperationSupport implements ExecutableInsertOperation {
 		@Override
 		public InsertWithBulkMode<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty.");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ExecutableInsertSupport<>(template, domainType, collection, bulkMode);
 		}
@@ -103,7 +103,7 @@ class ExecutableInsertOperationSupport implements ExecutableInsertOperation {
 		@Override
 		public TerminatingBulkInsert<T> withBulkMode(BulkMode bulkMode) {
 
-			Assert.notNull(bulkMode, "BulkMode must not be null!");
+			Assert.notNull(bulkMode, "BulkMode must not be null");
 
 			return new ExecutableInsertSupport<>(template, domainType, collection, bulkMode);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupport.java

@@ -37,7 +37,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 
 	ExecutableMapReduceOperationSupport(MongoTemplate template) {
 
-		Assert.notNull(template, "Template must not be null!");
+		Assert.notNull(template, "Template must not be null");
 		this.template = template;
 	}
 
@@ -48,7 +48,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 	@Override
 	public <T> ExecutableMapReduceSupport<T> mapReduce(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ExecutableMapReduceSupport<>(template, domainType, domainType, null, ALL_QUERY, null, null, null);
 	}
@@ -101,7 +101,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 		@Override
 		public MapReduceWithProjection<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection name must not be null nor empty!");
+			Assert.hasText(collection, "Collection name must not be null nor empty");
 
 			return new ExecutableMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -114,7 +114,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 		@Override
 		public TerminatingMapReduce<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ExecutableMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -127,7 +127,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 		@Override
 		public <R> MapReduceWithQuery<R> as(Class<R> resultType) {
 
-			Assert.notNull(resultType, "ResultType must not be null!");
+			Assert.notNull(resultType, "ResultType must not be null");
 
 			return new ExecutableMapReduceSupport<>(template, domainType, resultType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -140,7 +140,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 		@Override
 		public ExecutableMapReduce<T> with(MapReduceOptions options) {
 
-			Assert.notNull(options, "Options must not be null! Please consider empty MapReduceOptions#options() instead.");
+			Assert.notNull(options, "Options must not be null Please consider empty MapReduceOptions#options() instead");
 
 			return new ExecutableMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -153,7 +153,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 		@Override
 		public MapReduceWithReduceFunction<T> map(String mapFunction) {
 
-			Assert.hasText(mapFunction, "MapFunction name must not be null nor empty!");
+			Assert.hasText(mapFunction, "MapFunction name must not be null nor empty");
 
 			return new ExecutableMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -166,7 +166,7 @@ class ExecutableMapReduceOperationSupport implements ExecutableMapReduceOperatio
 		@Override
 		public ExecutableMapReduce<T> reduce(String reduceFunction) {
 
-			Assert.hasText(reduceFunction, "ReduceFunction name must not be null nor empty!");
+			Assert.hasText(reduceFunction, "ReduceFunction name must not be null nor empty");
 
 			return new ExecutableMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupport.java

@@ -44,7 +44,7 @@ class ExecutableRemoveOperationSupport implements ExecutableRemoveOperation {
 	@Override
 	public <T> ExecutableRemove<T> remove(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ExecutableRemoveSupport<>(tempate, domainType, ALL_QUERY, null);
 	}
@@ -70,7 +70,7 @@ class ExecutableRemoveOperationSupport implements ExecutableRemoveOperation {
 		@Override
 		public RemoveWithQuery<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ExecutableRemoveSupport<>(template, domainType, query, collection);
 		}
@@ -78,7 +78,7 @@ class ExecutableRemoveOperationSupport implements ExecutableRemoveOperation {
 		@Override
 		public TerminatingRemove<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ExecutableRemoveSupport<>(template, domainType, query, collection);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupport.java

@@ -43,7 +43,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 	@Override
 	public <T> ExecutableUpdate<T> update(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ExecutableUpdateSupport<>(template, domainType, ALL_QUERY, null, null, null, null, null, domainType);
 	}
@@ -84,7 +84,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public TerminatingUpdate<T> apply(UpdateDefinition update) {
 
-			Assert.notNull(update, "Update must not be null!");
+			Assert.notNull(update, "Update must not be null");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -93,7 +93,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public UpdateWithQuery<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -102,7 +102,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public TerminatingFindAndModify<T> withOptions(FindAndModifyOptions options) {
 
-			Assert.notNull(options, "Options must not be null!");
+			Assert.notNull(options, "Options must not be null");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, options,
 					findAndReplaceOptions, replacement, targetType);
@@ -111,7 +111,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public FindAndReplaceWithProjection<T> replaceWith(T replacement) {
 
-			Assert.notNull(replacement, "Replacement must not be null!");
+			Assert.notNull(replacement, "Replacement must not be null");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -120,7 +120,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public FindAndReplaceWithProjection<T> withOptions(FindAndReplaceOptions options) {
 
-			Assert.notNull(options, "Options must not be null!");
+			Assert.notNull(options, "Options must not be null");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					options, replacement, targetType);
@@ -129,7 +129,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public UpdateWithUpdate<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -138,7 +138,7 @@ class ExecutableUpdateOperationSupport implements ExecutableUpdateOperation {
 		@Override
 		public <R> FindAndReplaceWithOptions<R> as(Class<R> resultType) {
 
-			Assert.notNull(resultType, "ResultType must not be null!");
+			Assert.notNull(resultType, "ResultType must not be null");
 
 			return new ExecutableUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, resultType);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndModifyOptions.java

@@ -35,7 +35,7 @@ public class FindAndModifyOptions {
 
 	private static final FindAndModifyOptions NONE = new FindAndModifyOptions() {
 
-		private static final String ERROR_MSG = "FindAndModifyOptions.none() cannot be changed. Please use FindAndModifyOptions.options() instead.";
+		private static final String ERROR_MSG = "FindAndModifyOptions.none() cannot be changed; Please use FindAndModifyOptions.options() instead";
 
 		@Override
 		public FindAndModifyOptions returnNew(boolean returnNew) {

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndReplaceOptions.java

@@ -38,7 +38,7 @@ public class FindAndReplaceOptions {
 
 	private static final FindAndReplaceOptions NONE = new FindAndReplaceOptions() {
 
-		private static final String ERROR_MSG = "FindAndReplaceOptions.none() cannot be changed. Please use FindAndReplaceOptions.options() instead.";
+		private static final String ERROR_MSG = "FindAndReplaceOptions.none() cannot be changed; Please use FindAndReplaceOptions.options() instead";
 
 		@Override
 		public FindAndReplaceOptions returnNew() {

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindPublisherPreparer.java

@@ -61,8 +61,8 @@ public interface FindPublisherPreparer extends ReadPreferenceAware {
 	default FindPublisher<Document> initiateFind(MongoCollection<Document> collection,
 			Function<MongoCollection<Document>, FindPublisher<Document>> find) {
 
-		Assert.notNull(collection, "Collection must not be null!");
+		Assert.notNull(collection, "Collection must not be null");
-		Assert.notNull(find, "Find function must not be null!");
+		Assert.notNull(find, "Find function must not be null");
 
 		if (hasReadPreference()) {
 			collection = collection.withReadPreference(getReadPreference());

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/GeoCommandStatistics.java

@@ -39,7 +39,7 @@ class GeoCommandStatistics {
 	 */
 	private GeoCommandStatistics(Document source) {
 
-		Assert.notNull(source, "Source document must not be null!");
+		Assert.notNull(source, "Source document must not be null");
 		this.source = source;
 	}
 
@@ -51,7 +51,7 @@ class GeoCommandStatistics {
 	 */
 	public static GeoCommandStatistics from(Document commandResult) {
 
-		Assert.notNull(commandResult, "Command result must not be null!");
+		Assert.notNull(commandResult, "Command result must not be null");
 
 		Object stats = commandResult.get("stats");
 		return stats == null ? NONE : new GeoCommandStatistics((Document) stats);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreator.java

@@ -81,7 +81,7 @@ class MappingMongoJsonSchemaCreator implements MongoJsonSchemaCreator {
 			MappingContext<MongoPersistentEntity<?>, MongoPersistentProperty> mappingContext,
 			Predicate<JsonSchemaPropertyContext> filter, LinkedMultiValueMap<String, Class<?>> mergeProperties) {
 
-		Assert.notNull(converter, "Converter must not be null!");
+		Assert.notNull(converter, "Converter must not be null");
 		this.converter = converter;
 		this.mappingContext = mappingContext;
 		this.filter = filter;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAction.java

@@ -57,8 +57,8 @@ public class MongoAction {
 	public MongoAction(@Nullable WriteConcern defaultWriteConcern, MongoActionOperation mongoActionOperation,
 			String collectionName, @Nullable Class<?> entityType, @Nullable Document document, @Nullable Document query) {
 
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(mongoActionOperation, "MongoActionOperation must not be null!");
+		Assert.notNull(mongoActionOperation, "MongoActionOperation must not be null");
 
 		this.defaultWriteConcern = defaultWriteConcern;
 		this.mongoActionOperation = mongoActionOperation;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdmin.java

@@ -42,7 +42,7 @@ public class MongoAdmin implements MongoAdminOperations {
 	 */
 	public MongoAdmin(MongoClient client) {
 
-		Assert.notNull(client, "Client must not be null!");
+		Assert.notNull(client, "Client must not be null");
 		this.mongoClient = client;
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientFactoryBean.java

@@ -146,7 +146,7 @@ public class MongoClientFactoryBean extends AbstractFactoryBean<MongoClient> imp
 	protected MongoClientSettings computeClientSetting() {
 
 		if (connectionString != null && (StringUtils.hasText(host) || port != null)) {
-			throw new IllegalStateException("ConnectionString and host/port configuration exclude one another!");
+			throw new IllegalStateException("ConnectionString and host/port configuration exclude one another");
 		}
 
 		ConnectionString connectionString = this.connectionString != null ? this.connectionString

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDataIntegrityViolationException.java

@@ -44,8 +44,8 @@ public class MongoDataIntegrityViolationException extends DataIntegrityViolation
 
 		super(message);
 
-		Assert.notNull(writeResult, "WriteResult must not be null!");
+		Assert.notNull(writeResult, "WriteResult must not be null");
-		Assert.notNull(actionOperation, "MongoActionOperation must not be null!");
+		Assert.notNull(actionOperation, "MongoActionOperation must not be null");
 
 		this.writeResult = writeResult;
 		this.actionOperation = actionOperation;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDatabaseFactorySupport.java

@@ -64,10 +64,10 @@ public abstract class MongoDatabaseFactorySupport<C> implements MongoDatabaseFac
 	protected MongoDatabaseFactorySupport(C mongoClient, String databaseName, boolean mongoInstanceCreated,
 			PersistenceExceptionTranslator exceptionTranslator) {
 
-		Assert.notNull(mongoClient, "MongoClient must not be null!");
+		Assert.notNull(mongoClient, "MongoClient must not be null");
-		Assert.hasText(databaseName, "Database name must not be empty!");
+		Assert.hasText(databaseName, "Database name must not be empty");
 		Assert.isTrue(databaseName.matches("[^/\\\\.$\"\\s]+"),
-				"Database name must not contain slashes, dots, spaces, quotes, or dollar signs!");
+				"Database name must not contain slashes, dots, spaces, quotes, or dollar signs");
 
 		this.mongoClient = mongoClient;
 		this.databaseName = databaseName;
@@ -91,7 +91,7 @@ public abstract class MongoDatabaseFactorySupport<C> implements MongoDatabaseFac
 	@Override
 	public MongoDatabase getMongoDatabase(String dbName) throws DataAccessException {
 
-		Assert.hasText(dbName, "Database name must not be empty!");
+		Assert.hasText(dbName, "Database name must not be empty");
 
 		MongoDatabase db = doGetMongoDatabase(dbName);
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoJsonSchemaCreator.java

@@ -192,7 +192,7 @@ public interface MongoJsonSchemaCreator {
 	 */
 	static MongoJsonSchemaCreator create(MongoConverter mongoConverter) {
 
-		Assert.notNull(mongoConverter, "MongoConverter must not be null!");
+		Assert.notNull(mongoConverter, "MongoConverter must not be null");
 		return new MappingMongoJsonSchemaCreator(mongoConverter);
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoOperations.java

@@ -178,7 +178,7 @@ public interface MongoOperations extends FluentMongoOperations {
 	 */
 	default SessionScoped withSession(Supplier<ClientSession> sessionProvider) {
 
-		Assert.notNull(sessionProvider, "SessionProvider must not be null!");
+		Assert.notNull(sessionProvider, "SessionProvider must not be null");
 
 		return new SessionScoped() {
 
@@ -985,7 +985,7 @@ public interface MongoOperations extends FluentMongoOperations {
 	@Nullable
 	default <T> T findAndReplace(Query query, T replacement, FindAndReplaceOptions options, String collectionName) {
 
-		Assert.notNull(replacement, "Replacement must not be null!");
+		Assert.notNull(replacement, "Replacement must not be null");
 		return findAndReplace(query, replacement, options, (Class<T>) ClassUtils.getUserClass(replacement), collectionName);
 	}
 
@@ -1174,7 +1174,7 @@ public interface MongoOperations extends FluentMongoOperations {
 	 */
 	default long estimatedCount(Class<?> entityClass) {
 
-		Assert.notNull(entityClass, "Entity class must not be null!");
+		Assert.notNull(entityClass, "Entity class must not be null");
 		return estimatedCount(getCollectionName(entityClass));
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoTemplate.java

@@ -216,7 +216,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	 */
 	public MongoTemplate(MongoDatabaseFactory mongoDbFactory, @Nullable MongoConverter mongoConverter) {
 
-		Assert.notNull(mongoDbFactory, "MongoDbFactory must not be null!");
+		Assert.notNull(mongoDbFactory, "MongoDbFactory must not be null");
 
 		this.mongoDbFactory = mongoDbFactory;
 		this.exceptionTranslator = mongoDbFactory.getExceptionTranslator();
@@ -338,7 +338,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	 */
 	public void setEntityCallbacks(EntityCallbacks entityCallbacks) {
 
-		Assert.notNull(entityCallbacks, "EntityCallbacks must not be null!");
+		Assert.notNull(entityCallbacks, "EntityCallbacks must not be null");
 		this.entityCallbacks = entityCallbacks;
 	}
 
@@ -430,10 +430,10 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("ConstantConditions")
 	protected <T> Stream<T> doStream(Query query, Class<?> entityType, String collectionName, Class<T> returnType) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(entityType, "Entity type must not be null!");
+		Assert.notNull(entityType, "Entity type must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(returnType, "ReturnType must not be null!");
+		Assert.notNull(returnType, "ReturnType must not be null");
 
 		return execute(collectionName, (CollectionCallback<Stream<T>>) collection -> {
 
@@ -462,7 +462,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("ConstantConditions")
 	public Document executeCommand(String jsonCommand) {
 
-		Assert.hasText(jsonCommand, "JsonCommand must not be null nor empty!");
+		Assert.hasText(jsonCommand, "JsonCommand must not be null nor empty");
 
 		return execute(db -> db.runCommand(Document.parse(jsonCommand), Document.class));
 	}
@@ -471,7 +471,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("ConstantConditions")
 	public Document executeCommand(Document command) {
 
-		Assert.notNull(command, "Command must not be null!");
+		Assert.notNull(command, "Command must not be null");
 
 		return execute(db -> db.runCommand(command, Document.class));
 	}
@@ -480,7 +480,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("ConstantConditions")
 	public Document executeCommand(Document command, @Nullable ReadPreference readPreference) {
 
-		Assert.notNull(command, "Command must not be null!");
+		Assert.notNull(command, "Command must not be null");
 
 		return execute(db -> readPreference != null //
 				? db.runCommand(command, readPreference, Document.class) //
@@ -506,9 +506,9 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected void executeQuery(Query query, String collectionName, DocumentCallbackHandler documentCallbackHandler,
 			@Nullable CursorPreparer preparer) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(documentCallbackHandler, "DocumentCallbackHandler must not be null!");
+		Assert.notNull(documentCallbackHandler, "DocumentCallbackHandler must not be null");
 
 		Document queryObject = queryMapper.getMappedObject(query.getQueryObject(), Optional.empty());
 		Document sortObject = query.getSortObject();
@@ -526,7 +526,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T execute(DbCallback<T> action) {
 
-		Assert.notNull(action, "DbCallback must not be null!");
+		Assert.notNull(action, "DbCallback must not be null");
 
 		try {
 			MongoDatabase db = prepareDatabase(this.doGetDatabase());
@@ -539,15 +539,15 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T execute(Class<?> entityClass, CollectionCallback<T> callback) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 		return execute(getCollectionName(entityClass), callback);
 	}
 
 	@Override
 	public <T> T execute(String collectionName, CollectionCallback<T> callback) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(callback, "CollectionCallback must not be null!");
+		Assert.notNull(callback, "CollectionCallback must not be null");
 
 		try {
 			MongoCollection<Document> collection = getAndPrepareCollection(doGetDatabase(), collectionName);
@@ -560,7 +560,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public SessionScoped withSession(ClientSessionOptions options) {
 
-		Assert.notNull(options, "ClientSessionOptions must not be null!");
+		Assert.notNull(options, "ClientSessionOptions must not be null");
 
 		return withSession(() -> mongoDbFactory.getSession(options));
 	}
@@ -568,7 +568,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public MongoTemplate withSession(ClientSession session) {
 
-		Assert.notNull(session, "ClientSession must not be null!");
+		Assert.notNull(session, "ClientSession must not be null");
 
 		return new SessionBoundMongoTemplate(session, MongoTemplate.this);
 	}
@@ -593,7 +593,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <T> MongoCollection<Document> createCollection(Class<T> entityClass,
 			@Nullable CollectionOptions collectionOptions) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 
 		return doCreateCollection(getCollectionName(entityClass),
 				operations.convertToCreateCollectionOptions(collectionOptions, entityClass));
@@ -602,7 +602,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public MongoCollection<Document> createCollection(String collectionName) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		return doCreateCollection(collectionName, new Document());
 	}
@@ -611,7 +611,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public MongoCollection<Document> createCollection(String collectionName,
 			@Nullable CollectionOptions collectionOptions) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 		return doCreateCollection(collectionName,
 				operations.convertToCreateCollectionOptions(collectionOptions, Object.class));
 	}
@@ -620,7 +620,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("ConstantConditions")
 	public MongoCollection<Document> getCollection(String collectionName) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		return execute(db -> db.getCollection(collectionName, Document.class));
 	}
@@ -634,7 +634,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("ConstantConditions")
 	public boolean collectionExists(String collectionName) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		return execute(db -> {
 
@@ -655,7 +655,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public void dropCollection(String collectionName) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		execute(collectionName, (CollectionCallback<Void>) collection -> {
 			collection.drop();
@@ -695,8 +695,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public BulkOperations bulkOps(BulkMode mode, @Nullable Class<?> entityType, String collectionName) {
 
-		Assert.notNull(mode, "BulkMode must not be null!");
+		Assert.notNull(mode, "BulkMode must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		DefaultBulkOperations operations = new DefaultBulkOperations(this, collectionName,
 				new BulkOperationContext(mode, Optional.ofNullable(getPersistentEntity(entityType)), queryMapper, updateMapper,
@@ -724,9 +724,9 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T findOne(Query query, Class<T> entityClass, String collectionName) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		if (ObjectUtils.isEmpty(query.getSortObject())) {
 
@@ -756,7 +756,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 		if (query == null) {
 			throw new InvalidDataAccessApiUsageException("Query passed in to exist can't be null");
 		}
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		QueryContext queryContext = queryOperations.createQueryContext(query);
 		Document mappedQuery = queryContext.getMappedQuery(entityClass, this::getPersistentEntity);
@@ -775,9 +775,9 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> List<T> find(Query query, Class<T> entityClass, String collectionName) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 
 		return doFind(collectionName, query.getQueryObject(), query.getFieldsObject(), entityClass,
 				new QueryCursorPreparer(query, entityClass));
@@ -793,9 +793,9 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T findById(Object id, Class<T> entityClass, String collectionName) {
 
-		Assert.notNull(id, "Id must not be null!");
+		Assert.notNull(id, "Id must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		String idKey = operations.getIdPropertyName(entityClass);
 
@@ -812,11 +812,11 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <T> List<T> findDistinct(Query query, String field, String collectionName, Class<?> entityClass,
 			Class<T> resultClass) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(field, "Field must not be null!");
+		Assert.notNull(field, "Field must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
-		Assert.notNull(resultClass, "ResultClass must not be null!");
+		Assert.notNull(resultClass, "ResultClass must not be null");
 
 		MongoPersistentEntity<?> entity = entityClass != Object.class ? getPersistentEntity(entityClass) : null;
 		DistinctQueryContext distinctQueryContext = queryOperations.distinctQueryContext(query, field);
@@ -872,15 +872,15 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <T> GeoResults<T> geoNear(NearQuery near, Class<?> domainType, String collectionName, Class<T> returnType) {
 
 		if (near == null) {
-			throw new InvalidDataAccessApiUsageException("NearQuery must not be null!");
+			throw new InvalidDataAccessApiUsageException("NearQuery must not be null");
 		}
 
 		if (domainType == null) {
-			throw new InvalidDataAccessApiUsageException("Entity class must not be null!");
+			throw new InvalidDataAccessApiUsageException("Entity class must not be null");
 		}
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(returnType, "ReturnType must not be null!");
+		Assert.notNull(returnType, "ReturnType must not be null");
 
 		String collection = StringUtils.hasText(collectionName) ? collectionName : getCollectionName(domainType);
 		String distanceField = operations.nearQueryDistanceFieldName(domainType);
@@ -934,17 +934,17 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <T> T findAndModify(Query query, UpdateDefinition update, FindAndModifyOptions options, Class<T> entityClass,
 			String collectionName) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(update, "Update must not be null!");
+		Assert.notNull(update, "Update must not be null");
-		Assert.notNull(options, "Options must not be null!");
+		Assert.notNull(options, "Options must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		FindAndModifyOptions optionsToUse = FindAndModifyOptions.of(options);
 
 		Optionals.ifAllPresent(query.getCollation(), optionsToUse.getCollation(), (l, r) -> {
 			throw new IllegalArgumentException(
-					"Both Query and FindAndModifyOptions define a collation. Please provide the collation only via one of the two.");
+					"Both Query and FindAndModifyOptions define a collation; Please provide the collation only via one of the two");
 		});
 
 		if (!options.getCollation().isPresent()) {
@@ -959,15 +959,15 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <S, T> T findAndReplace(Query query, S replacement, FindAndReplaceOptions options, Class<S> entityType,
 			String collectionName, Class<T> resultType) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(replacement, "Replacement must not be null!");
+		Assert.notNull(replacement, "Replacement must not be null");
-		Assert.notNull(options, "Options must not be null! Use FindAndReplaceOptions#empty() instead.");
+		Assert.notNull(options, "Options must not be null Use FindAndReplaceOptions#empty() instead");
-		Assert.notNull(entityType, "EntityType must not be null!");
+		Assert.notNull(entityType, "EntityType must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(resultType, "ResultType must not be null! Use Object.class instead.");
+		Assert.notNull(resultType, "ResultType must not be null Use Object.class instead");
 
-		Assert.isTrue(query.getLimit() <= 1, "Query must not define a limit other than 1 ore none!");
+		Assert.isTrue(query.getLimit() <= 1, "Query must not define a limit other than 1 ore none");
-		Assert.isTrue(query.getSkip() <= 0, "Query must not define skip.");
+		Assert.isTrue(query.getSkip() <= 0, "Query must not define skip");
 
 		MongoPersistentEntity<?> entity = mappingContext.getPersistentEntity(entityType);
 		QueryContext queryContext = queryOperations.createQueryContext(query);
@@ -1007,9 +1007,9 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T findAndRemove(Query query, Class<T> entityClass, String collectionName) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		return doFindAndRemove(collectionName, query.getQueryObject(), query.getFieldsObject(),
 				getMappedSortObject(query, entityClass), operations.forType(entityClass).getCollation(query).orElse(null),
@@ -1019,7 +1019,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public long count(Query query, Class<?> entityClass) {
 
-		Assert.notNull(entityClass, "Entity class must not be null!");
+		Assert.notNull(entityClass, "Entity class must not be null");
 		return count(query, entityClass, getCollectionName(entityClass));
 	}
 
@@ -1035,8 +1035,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public long count(Query query, @Nullable Class<?> entityClass, String collectionName) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		CountContext countContext = queryOperations.countQueryContext(query);
 
@@ -1103,7 +1103,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T insert(T objectToSave) {
 
-		Assert.notNull(objectToSave, "ObjectToSave must not be null!");
+		Assert.notNull(objectToSave, "ObjectToSave must not be null");
 
 		ensureNotCollectionLike(objectToSave);
 		return insert(objectToSave, getCollectionName(ClassUtils.getUserClass(objectToSave)));
@@ -1113,8 +1113,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("unchecked")
 	public <T> T insert(T objectToSave, String collectionName) {
 
-		Assert.notNull(objectToSave, "ObjectToSave must not be null!");
+		Assert.notNull(objectToSave, "ObjectToSave must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		ensureNotCollectionLike(objectToSave);
 		return (T) doInsert(collectionName, objectToSave, this.mongoConverter);
@@ -1130,7 +1130,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected void ensureNotCollectionLike(@Nullable Object source) {
 
 		if (EntityOperations.isCollectionLike(source)) {
-			throw new IllegalArgumentException("Cannot use a collection here.");
+			throw new IllegalArgumentException("Cannot use a collection here");
 		}
 	}
 
@@ -1202,7 +1202,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("unchecked")
 	public <T> Collection<T> insert(Collection<? extends T> batchToSave, Class<?> entityClass) {
 
-		Assert.notNull(batchToSave, "BatchToSave must not be null!");
+		Assert.notNull(batchToSave, "BatchToSave must not be null");
 
 		return (Collection<T>) doInsertBatch(getCollectionName(entityClass), batchToSave, this.mongoConverter);
 	}
@@ -1211,8 +1211,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("unchecked")
 	public <T> Collection<T> insert(Collection<? extends T> batchToSave, String collectionName) {
 
-		Assert.notNull(batchToSave, "BatchToSave must not be null!");
+		Assert.notNull(batchToSave, "BatchToSave must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
 
 		return (Collection<T>) doInsertBatch(collectionName, batchToSave, this.mongoConverter);
 	}
@@ -1221,7 +1221,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("unchecked")
 	public <T> Collection<T> insertAll(Collection<? extends T> objectsToSave) {
 
-		Assert.notNull(objectsToSave, "ObjectsToSave must not be null!");
+		Assert.notNull(objectsToSave, "ObjectsToSave must not be null");
 		return (Collection<T>) doInsertAll(objectsToSave, this.mongoConverter);
 	}
 
@@ -1258,7 +1258,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected <T> Collection<T> doInsertBatch(String collectionName, Collection<? extends T> batchToSave,
 			MongoWriter<T> writer) {
 
-		Assert.notNull(writer, "MongoWriter must not be null!");
+		Assert.notNull(writer, "MongoWriter must not be null");
 
 		List<Document> documentList = new ArrayList<>();
 		List<T> initializedBatchToSave = new ArrayList<>(batchToSave.size());
@@ -1303,7 +1303,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public <T> T save(T objectToSave) {
 
-		Assert.notNull(objectToSave, "Object to save must not be null!");
+		Assert.notNull(objectToSave, "Object to save must not be null");
 		return save(objectToSave, getCollectionName(ClassUtils.getUserClass(objectToSave)));
 	}
 
@@ -1311,8 +1311,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@SuppressWarnings("unchecked")
 	public <T> T save(T objectToSave, String collectionName) {
 
-		Assert.notNull(objectToSave, "Object to save must not be null!");
+		Assert.notNull(objectToSave, "Object to save must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 		ensureNotCollectionLike(objectToSave);
 
 		AdaptibleEntity<T> source = operations.forEntity(objectToSave, mongoConverter.getConversionService());
@@ -1355,7 +1355,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 		if (result.getModifiedCount() == 0) {
 
 			throw new OptimisticLockingFailureException(
-					String.format("Cannot save entity %s with version %s to collection %s. Has it been modified meanwhile?",
+					String.format("Cannot save entity %s with version %s to collection %s; Has it been modified meanwhile",
 							source.getId(), source.getVersion(), collectionName));
 		}
 		maybeEmitEvent(new AfterSaveEvent<>(toSave, mapped.getDocument(), collectionName));
@@ -1492,7 +1492,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public UpdateResult upsert(Query query, UpdateDefinition update, Class<?> entityClass, String collectionName) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 
 		return doUpdate(collectionName, query, update, entityClass, true, false);
 	}
@@ -1510,7 +1510,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public UpdateResult updateFirst(Query query, UpdateDefinition update, Class<?> entityClass, String collectionName) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 
 		return doUpdate(collectionName, query, update, entityClass, false, false);
 	}
@@ -1528,7 +1528,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public UpdateResult updateMulti(Query query, UpdateDefinition update, Class<?> entityClass, String collectionName) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 
 		return doUpdate(collectionName, query, update, entityClass, false, true);
 	}
@@ -1537,13 +1537,13 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected UpdateResult doUpdate(String collectionName, Query query, UpdateDefinition update,
 			@Nullable Class<?> entityClass, boolean upsert, boolean multi) {
 
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(update, "Update must not be null!");
+		Assert.notNull(update, "Update must not be null");
 
 		if (query.isSorted() && LOGGER.isWarnEnabled()) {
 
-			LOGGER.warn(String.format("%s does not support sort ('%s'). Please use findAndModify() instead.",
+			LOGGER.warn(String.format("%s does not support sort ('%s'); Please use findAndModify() instead",
 					upsert ? "Upsert" : "UpdateFirst", serializeToJsonSafely(query.getSortObject())));
 		}
 
@@ -1616,7 +1616,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public DeleteResult remove(Object object) {
 
-		Assert.notNull(object, "Object must not be null!");
+		Assert.notNull(object, "Object must not be null");
 
 		return remove(object, getCollectionName(object.getClass()));
 	}
@@ -1624,8 +1624,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public DeleteResult remove(Object object, String collectionName) {
 
-		Assert.notNull(object, "Object must not be null!");
+		Assert.notNull(object, "Object must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		Query query = operations.forEntity(object).getRemoveByQuery();
 
@@ -1645,7 +1645,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	@Override
 	public DeleteResult remove(Query query, Class<?> entityClass, String collectionName) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 		return doRemove(collectionName, query, entityClass, true);
 	}
 
@@ -1653,8 +1653,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected <T> DeleteResult doRemove(String collectionName, Query query, @Nullable Class<T> entityClass,
 			boolean multi) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		MongoPersistentEntity<?> entity = getPersistentEntity(entityClass);
 
@@ -1764,11 +1764,11 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <T> List<T> mapReduce(Query query, Class<?> domainType, String inputCollectionName, String mapFunction,
 			String reduceFunction, @Nullable MapReduceOptions mapReduceOptions, Class<T> resultType) {
 
-		Assert.notNull(domainType, "Domain type must not be null!");
+		Assert.notNull(domainType, "Domain type must not be null");
-		Assert.notNull(inputCollectionName, "Input collection name must not be null!");
+		Assert.notNull(inputCollectionName, "Input collection name must not be null");
-		Assert.notNull(resultType, "Result type must not be null!");
+		Assert.notNull(resultType, "Result type must not be null");
-		Assert.notNull(mapFunction, "Map function must not be null!");
+		Assert.notNull(mapFunction, "Map function must not be null");
-		Assert.notNull(reduceFunction, "Reduce function must not be null!");
+		Assert.notNull(reduceFunction, "Reduce function must not be null");
 
 		String mapFunc = replaceWithResourceIfNecessary(mapFunction);
 		String reduceFunc = replaceWithResourceIfNecessary(reduceFunction);
@@ -1798,7 +1798,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 
 			Optionals.ifAllPresent(collation, mapReduceOptions.getCollation(), (l, r) -> {
 				throw new IllegalArgumentException(
-						"Both Query and MapReduceOptions define a collation. Please provide the collation only via one of the two.");
+						"Both Query and MapReduceOptions define a collation; Please provide the collation only via one of the two.");
 			});
 
 			if (mapReduceOptions.getCollation().isPresent()) {
@@ -1861,7 +1861,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <O> AggregationResults<O> aggregate(TypedAggregation<?> aggregation, String inputCollectionName,
 			Class<O> outputType) {
 
-		Assert.notNull(aggregation, "Aggregation pipeline must not be null!");
+		Assert.notNull(aggregation, "Aggregation pipeline must not be null");
 
 		return aggregate(aggregation, inputCollectionName, outputType, null);
 	}
@@ -1882,7 +1882,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	public <O> Stream<O> aggregateStream(TypedAggregation<?> aggregation, String inputCollectionName,
 			Class<O> outputType) {
 
-		Assert.notNull(aggregation, "Aggregation pipeline must not be null!");
+		Assert.notNull(aggregation, "Aggregation pipeline must not be null");
 
 		AggregationOperationContext context = new TypeBasedAggregationOperationContext(aggregation.getInputType(),
 				mappingContext, queryMapper);
@@ -1949,9 +1949,9 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected <O> AggregationResults<O> aggregate(Aggregation aggregation, String collectionName, Class<O> outputType,
 			@Nullable AggregationOperationContext context) {
 
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(aggregation, "Aggregation pipeline must not be null!");
+		Assert.notNull(aggregation, "Aggregation pipeline must not be null");
-		Assert.notNull(outputType, "Output type must not be null!");
+		Assert.notNull(outputType, "Output type must not be null");
 
 		return doAggregate(aggregation, collectionName, outputType,
 				queryOperations.createAggregation(aggregation, context));
@@ -2043,10 +2043,10 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 	protected <O> Stream<O> aggregateStream(Aggregation aggregation, String collectionName, Class<O> outputType,
 			@Nullable AggregationOperationContext context) {
 
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(aggregation, "Aggregation pipeline must not be null!");
+		Assert.notNull(aggregation, "Aggregation pipeline must not be null");
-		Assert.notNull(outputType, "Output type must not be null!");
+		Assert.notNull(outputType, "Output type must not be null");
-		Assert.isTrue(!aggregation.getOptions().isExplain(), "Can't use explain option with streaming!");
+		Assert.isTrue(!aggregation.getOptions().isExplain(), "Can't use explain option with streaming");
 
 		AggregationDefinition aggregationDefinition = queryOperations.createAggregation(aggregation, context);
 
@@ -2123,7 +2123,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 			Resource functionResource = resourceLoader.getResource(func);
 
 			if (!functionResource.exists()) {
-				throw new InvalidDataAccessApiUsageException(String.format("Resource %s not found!", function));
+				throw new InvalidDataAccessApiUsageException(String.format("Resource %s not found", function));
 			}
 
 			Scanner scanner = null;
@@ -2132,7 +2132,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 				scanner = new Scanner(functionResource.getInputStream());
 				return scanner.useDelimiter("\\A").next();
 			} catch (IOException e) {
-				throw new InvalidDataAccessApiUsageException(String.format("Cannot read map-reduce file %s!", function), e);
+				throw new InvalidDataAccessApiUsageException(String.format("Cannot read map-reduce file %s", function), e);
 			} finally {
 				if (scanner != null) {
 					scanner.close();
@@ -2809,8 +2809,8 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 
 		public FindCallback(Document query, Document fields, @Nullable com.mongodb.client.model.Collation collation) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
-			Assert.notNull(fields, "Fields must not be null!");
+			Assert.notNull(fields, "Fields must not be null");
 
 			this.query = query;
 			this.fields = fields;
@@ -3197,7 +3197,7 @@ public class MongoTemplate implements MongoOperations, ApplicationContextAware,
 		 */
 		GeoNearResultDocumentCallback(String distanceField, DocumentCallback<T> delegate, Metric metric) {
 
-			Assert.notNull(delegate, "DocumentCallback must not be null!");
+			Assert.notNull(delegate, "DocumentCallback must not be null");
 
 			this.distanceField = distanceField;
 			this.delegate = delegate;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupport.java

@@ -41,7 +41,7 @@ class ReactiveAggregationOperationSupport implements ReactiveAggregationOperatio
 	 */
 	ReactiveAggregationOperationSupport(ReactiveMongoTemplate template) {
 
-		Assert.notNull(template, "Template must not be null!");
+		Assert.notNull(template, "Template must not be null");
 
 		this.template = template;
 	}
@@ -49,7 +49,7 @@ class ReactiveAggregationOperationSupport implements ReactiveAggregationOperatio
 	@Override
 	public <T> ReactiveAggregation<T> aggregateAndReturn(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ReactiveAggregationSupport<>(template, domainType, null, null);
 	}
@@ -74,7 +74,7 @@ class ReactiveAggregationOperationSupport implements ReactiveAggregationOperatio
 		@Override
 		public AggregationOperationWithAggregation<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ReactiveAggregationSupport<>(template, domainType, aggregation, collection);
 		}
@@ -82,7 +82,7 @@ class ReactiveAggregationOperationSupport implements ReactiveAggregationOperatio
 		@Override
 		public TerminatingAggregationOperation<T> by(Aggregation aggregation) {
 
-			Assert.notNull(aggregation, "Aggregation must not be null!");
+			Assert.notNull(aggregation, "Aggregation must not be null");
 
 			return new ReactiveAggregationSupport<>(template, domainType, aggregation, collection);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupport.java

@@ -49,7 +49,7 @@ class ReactiveChangeStreamOperationSupport implements ReactiveChangeStreamOperat
 	@Override
 	public <T> ReactiveChangeStream<T> changeStream(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 		return new ReactiveChangeStreamSupport<>(template, domainType, domainType, null, null);
 	}
 
@@ -75,7 +75,7 @@ class ReactiveChangeStreamOperationSupport implements ReactiveChangeStreamOperat
 		@Override
 		public ChangeStreamWithFilterAndProjection<T> watchCollection(String collection) {
 
-			Assert.hasText(collection, "Collection name must not be null nor empty!");
+			Assert.hasText(collection, "Collection name must not be null nor empty");
 
 			return new ReactiveChangeStreamSupport<>(template, domainType, returnType, collection, options);
 		}
@@ -83,7 +83,7 @@ class ReactiveChangeStreamOperationSupport implements ReactiveChangeStreamOperat
 		@Override
 		public ChangeStreamWithFilterAndProjection<T> watchCollection(Class<?> entityClass) {
 
-			Assert.notNull(entityClass, "Collection type not be null!");
+			Assert.notNull(entityClass, "Collection type not be null");
 
 			return watchCollection(template.getCollectionName(entityClass));
 		}
@@ -129,7 +129,7 @@ class ReactiveChangeStreamOperationSupport implements ReactiveChangeStreamOperat
 		@Override
 		public <R> ChangeStreamWithFilterAndProjection<R> as(Class<R> resultType) {
 
-			Assert.notNull(resultType, "ResultType must not be null!");
+			Assert.notNull(resultType, "ResultType must not be null");
 
 			return new ReactiveChangeStreamSupport<>(template, domainType, resultType, collection, options);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupport.java

@@ -47,7 +47,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 	@Override
 	public <T> ReactiveFind<T> query(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ReactiveFindSupport<>(template, domainType, domainType, null, ALL_QUERY);
 	}
@@ -80,7 +80,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 		@Override
 		public FindWithProjection<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection name must not be null nor empty!");
+			Assert.hasText(collection, "Collection name must not be null nor empty");
 
 			return new ReactiveFindSupport<>(template, domainType, returnType, collection, query);
 		}
@@ -88,7 +88,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 		@Override
 		public <T1> FindWithQuery<T1> as(Class<T1> returnType) {
 
-			Assert.notNull(returnType, "ReturnType must not be null!");
+			Assert.notNull(returnType, "ReturnType must not be null");
 
 			return new ReactiveFindSupport<>(template, domainType, returnType, collection, query);
 		}
@@ -96,7 +96,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 		@Override
 		public TerminatingFind<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ReactiveFindSupport<>(template, domainType, returnType, collection, query);
 		}
@@ -124,7 +124,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 
 				if (it.size() > 1) {
 					return Mono.error(
-							new IncorrectResultSizeDataAccessException("Query " + asString() + " returned non unique result.", 1));
+							new IncorrectResultSizeDataAccessException("Query " + asString() + " returned non unique result", 1));
 				}
 
 				return Mono.just(it.get(0));
@@ -159,7 +159,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 		@Override
 		public TerminatingDistinct<Object> distinct(String field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 
 			return new DistinctOperationSupport<>(this, field);
 		}
@@ -210,7 +210,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 			@Override
 			public <R> TerminatingDistinct<R> as(Class<R> resultType) {
 
-				Assert.notNull(resultType, "ResultType must not be null!");
+				Assert.notNull(resultType, "ResultType must not be null");
 
 				return new DistinctOperationSupport<>((ReactiveFindSupport) delegate.as(resultType), field);
 			}
@@ -219,7 +219,7 @@ class ReactiveFindOperationSupport implements ReactiveFindOperation {
 			@SuppressWarnings("unchecked")
 			public TerminatingDistinct<T> matching(Query query) {
 
-				Assert.notNull(query, "Query must not be null!");
+				Assert.notNull(query, "Query must not be null");
 
 				return new DistinctOperationSupport<>((ReactiveFindSupport<T>) delegate.matching(query), field);
 			}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupport.java

@@ -41,7 +41,7 @@ class ReactiveInsertOperationSupport implements ReactiveInsertOperation {
 	@Override
 	public <T> ReactiveInsert<T> insert(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ReactiveInsertSupport<>(template, domainType, null);
 	}
@@ -62,7 +62,7 @@ class ReactiveInsertOperationSupport implements ReactiveInsertOperation {
 		@Override
 		public Mono<T> one(T object) {
 
-			Assert.notNull(object, "Object must not be null!");
+			Assert.notNull(object, "Object must not be null");
 
 			return template.insert(object, getCollectionName());
 		}
@@ -70,7 +70,7 @@ class ReactiveInsertOperationSupport implements ReactiveInsertOperation {
 		@Override
 		public Flux<T> all(Collection<? extends T> objects) {
 
-			Assert.notNull(objects, "Objects must not be null!");
+			Assert.notNull(objects, "Objects must not be null");
 
 			return template.insert(objects, getCollectionName());
 		}
@@ -78,7 +78,7 @@ class ReactiveInsertOperationSupport implements ReactiveInsertOperation {
 		@Override
 		public ReactiveInsert<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty.");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ReactiveInsertSupport<>(template, domainType, collection);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupport.java

@@ -46,7 +46,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 	@Override
 	public <T> ReactiveMapReduceSupport<T> mapReduce(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ReactiveMapReduceSupport<>(template, domainType, domainType, null, ALL_QUERY, null, null, null);
 	}
@@ -100,7 +100,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 		@Override
 		public MapReduceWithProjection<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection name must not be null nor empty!");
+			Assert.hasText(collection, "Collection name must not be null nor empty");
 
 			return new ReactiveMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -113,7 +113,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 		@Override
 		public TerminatingMapReduce<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ReactiveMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -126,7 +126,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 		@Override
 		public <R> MapReduceWithQuery<R> as(Class<R> resultType) {
 
-			Assert.notNull(resultType, "ResultType must not be null!");
+			Assert.notNull(resultType, "ResultType must not be null");
 
 			return new ReactiveMapReduceSupport<>(template, domainType, resultType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -139,7 +139,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 		@Override
 		public ReactiveMapReduce<T> with(MapReduceOptions options) {
 
-			Assert.notNull(options, "Options must not be null! Please consider empty MapReduceOptions#options() instead.");
+			Assert.notNull(options, "Options must not be null Please consider empty MapReduceOptions#options() instead");
 
 			return new ReactiveMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -152,7 +152,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 		@Override
 		public MapReduceWithReduceFunction<T> map(String mapFunction) {
 
-			Assert.hasText(mapFunction, "MapFunction name must not be null nor empty!");
+			Assert.hasText(mapFunction, "MapFunction name must not be null nor empty");
 
 			return new ReactiveMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);
@@ -165,7 +165,7 @@ class ReactiveMapReduceOperationSupport implements ReactiveMapReduceOperation {
 		@Override
 		public ReactiveMapReduce<T> reduce(String reduceFunction) {
 
-			Assert.hasText(reduceFunction, "ReduceFunction name must not be null nor empty!");
+			Assert.hasText(reduceFunction, "ReduceFunction name must not be null nor empty");
 
 			return new ReactiveMapReduceSupport<>(template, domainType, returnType, collection, query, mapFunction,
 					reduceFunction, options);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientFactoryBean.java

@@ -115,7 +115,7 @@ public class ReactiveMongoClientFactoryBean extends AbstractFactoryBean<MongoCli
 		}
 
 		throw new IllegalStateException(
-				"Cannot create MongoClients. One of the following is required: mongoClientSettings, connectionString or host/port");
+				"Cannot create MongoClients; One of the following is required: mongoClientSettings, connectionString or host/port");
 	}
 
 	@Override

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoContext.java

@@ -70,8 +70,8 @@ public class ReactiveMongoContext {
 	 */
 	public static Context setSession(Context context, Publisher<ClientSession> session) {
 
-		Assert.notNull(context, "Context must not be null!");
+		Assert.notNull(context, "Context must not be null");
-		Assert.notNull(session, "Session publisher must not be null!");
+		Assert.notNull(session, "Session publisher must not be null");
 
 		return context.put(SESSION_KEY, Mono.from(session));
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoOperations.java

@@ -164,7 +164,7 @@ public interface ReactiveMongoOperations extends ReactiveFluentMongoOperations {
 	 */
 	default ReactiveSessionScoped withSession(Supplier<ClientSession> sessionProvider) {
 
-		Assert.notNull(sessionProvider, "SessionProvider must not be null!");
+		Assert.notNull(sessionProvider, "SessionProvider must not be null");
 
 		return withSession(Mono.fromSupplier(sessionProvider));
 	}
@@ -756,7 +756,7 @@ public interface ReactiveMongoOperations extends ReactiveFluentMongoOperations {
 	 */
 	default <T> Mono<T> findAndReplace(Query query, T replacement, FindAndReplaceOptions options, String collectionName) {
 
-		Assert.notNull(replacement, "Replacement must not be null!");
+		Assert.notNull(replacement, "Replacement must not be null");
 		return findAndReplace(query, replacement, options, (Class<T>) ClassUtils.getUserClass(replacement), collectionName);
 	}
 
@@ -941,7 +941,7 @@ public interface ReactiveMongoOperations extends ReactiveFluentMongoOperations {
 	 */
 	default Mono<Long> estimatedCount(Class<?> entityClass) {
 
-		Assert.notNull(entityClass, "Entity class must not be null!");
+		Assert.notNull(entityClass, "Entity class must not be null");
 		return estimatedCount(getCollectionName(entityClass));
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoTemplate.java

@@ -241,7 +241,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	public ReactiveMongoTemplate(ReactiveMongoDatabaseFactory mongoDatabaseFactory,
 			@Nullable MongoConverter mongoConverter, Consumer<Throwable> subscriptionExceptionHandler) {
 
-		Assert.notNull(mongoDatabaseFactory, "ReactiveMongoDatabaseFactory must not be null!");
+		Assert.notNull(mongoDatabaseFactory, "ReactiveMongoDatabaseFactory must not be null");
 
 		this.mongoDatabaseFactory = mongoDatabaseFactory;
 		this.exceptionTranslator = mongoDatabaseFactory.getExceptionTranslator();
@@ -367,7 +367,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	 */
 	public void setEntityCallbacks(ReactiveEntityCallbacks entityCallbacks) {
 
-		Assert.notNull(entityCallbacks, "EntityCallbacks must not be null!");
+		Assert.notNull(entityCallbacks, "EntityCallbacks must not be null");
 		this.entityCallbacks = entityCallbacks;
 	}
 
@@ -468,7 +468,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<Document> executeCommand(String jsonCommand) {
 
-		Assert.notNull(jsonCommand, "Command must not be empty!");
+		Assert.notNull(jsonCommand, "Command must not be empty");
 
 		return executeCommand(Document.parse(jsonCommand));
 	}
@@ -481,7 +481,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<Document> executeCommand(Document command, @Nullable ReadPreference readPreference) {
 
-		Assert.notNull(command, "Command must not be null!");
+		Assert.notNull(command, "Command must not be null");
 
 		return createFlux(db -> readPreference != null ? db.runCommand(command, readPreference, Document.class)
 				: db.runCommand(command, Document.class)).next();
@@ -500,7 +500,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Flux<T> execute(String collectionName, ReactiveCollectionCallback<T> callback) {
 
-		Assert.notNull(callback, "ReactiveCollectionCallback must not be null!");
+		Assert.notNull(callback, "ReactiveCollectionCallback must not be null");
 
 		return createFlux(collectionName, callback);
 	}
@@ -565,7 +565,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	 */
 	public <T> Flux<T> createFlux(ReactiveDatabaseCallback<T> callback) {
 
-		Assert.notNull(callback, "ReactiveDatabaseCallback must not be null!");
+		Assert.notNull(callback, "ReactiveDatabaseCallback must not be null");
 
 		return Mono.defer(this::doGetDatabase).flatMapMany(database -> callback.doInDB(prepareDatabase(database)))
 				.onErrorMap(translateException());
@@ -580,7 +580,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	 */
 	public <T> Mono<T> createMono(ReactiveDatabaseCallback<T> callback) {
 
-		Assert.notNull(callback, "ReactiveDatabaseCallback must not be null!");
+		Assert.notNull(callback, "ReactiveDatabaseCallback must not be null");
 
 		return Mono.defer(this::doGetDatabase).flatMap(database -> Mono.from(callback.doInDB(prepareDatabase(database))))
 				.onErrorMap(translateException());
@@ -595,8 +595,8 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	 */
 	public <T> Flux<T> createFlux(String collectionName, ReactiveCollectionCallback<T> callback) {
 
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(callback, "ReactiveDatabaseCallback must not be null!");
+		Assert.notNull(callback, "ReactiveDatabaseCallback must not be null");
 
 		Mono<MongoCollection<Document>> collectionPublisher = doGetDatabase()
 				.map(database -> getAndPrepareCollection(database, collectionName));
@@ -614,8 +614,8 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	 */
 	public <T> Mono<T> createMono(String collectionName, ReactiveCollectionCallback<T> callback) {
 
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(callback, "ReactiveCollectionCallback must not be null!");
+		Assert.notNull(callback, "ReactiveCollectionCallback must not be null");
 
 		Mono<MongoCollection<Document>> collectionPublisher = doGetDatabase()
 				.map(database -> getAndPrepareCollection(database, collectionName));
@@ -633,7 +633,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	public <T> Mono<MongoCollection<Document>> createCollection(Class<T> entityClass,
 			@Nullable CollectionOptions collectionOptions) {
 
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
 
 		CollectionOptions options = collectionOptions != null ? collectionOptions : CollectionOptions.empty();
 		options = Optionals
@@ -658,7 +658,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<MongoCollection<Document>> getCollection(String collectionName) {
 
-		Assert.notNull(collectionName, "Collection name must not be null!");
+		Assert.notNull(collectionName, "Collection name must not be null");
 
 		return createMono(db -> Mono.just(db.getCollection(collectionName)));
 	}
@@ -795,11 +795,11 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	public <T> Flux<T> findDistinct(Query query, String field, String collectionName, Class<?> entityClass,
 			Class<T> resultClass) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(field, "Field must not be null!");
+		Assert.notNull(field, "Field must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(entityClass, "EntityClass must not be null!");
+		Assert.notNull(entityClass, "EntityClass must not be null");
-		Assert.notNull(resultClass, "ResultClass must not be null!");
+		Assert.notNull(resultClass, "ResultClass must not be null");
 
 		MongoPersistentEntity<?> entity = getPersistentEntity(entityClass);
 		DistinctQueryContext distinctQueryContext = queryOperations.distinctQueryContext(query, field);
@@ -839,7 +839,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <O> Flux<O> aggregate(TypedAggregation<?> aggregation, String inputCollectionName, Class<O> outputType) {
 
-		Assert.notNull(aggregation, "Aggregation pipeline must not be null!");
+		Assert.notNull(aggregation, "Aggregation pipeline must not be null");
 
 		return doAggregate(aggregation, inputCollectionName, aggregation.getInputType(), outputType);
 	}
@@ -862,12 +862,12 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	protected <O> Flux<O> doAggregate(Aggregation aggregation, String collectionName, @Nullable Class<?> inputType,
 			Class<O> outputType) {
 
-		Assert.notNull(aggregation, "Aggregation pipeline must not be null!");
+		Assert.notNull(aggregation, "Aggregation pipeline must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
-		Assert.notNull(outputType, "Output type must not be null!");
+		Assert.notNull(outputType, "Output type must not be null");
 
 		AggregationOptions options = aggregation.getOptions();
-		Assert.isTrue(!options.isExplain(), "Cannot use explain option with streaming!");
+		Assert.isTrue(!options.isExplain(), "Cannot use explain option with streaming");
 
 		AggregationDefinition ctx = queryOperations.createAggregation(aggregation, inputType);
 
@@ -925,11 +925,11 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 			Class<T> returnType) {
 
 		if (near == null) {
-			throw new InvalidDataAccessApiUsageException("NearQuery must not be null!");
+			throw new InvalidDataAccessApiUsageException("NearQuery must not be null");
 		}
 
 		if (entityClass == null) {
-			throw new InvalidDataAccessApiUsageException("Entity class must not be null!");
+			throw new InvalidDataAccessApiUsageException("Entity class must not be null");
 		}
 
 		String collection = StringUtils.hasText(collectionName) ? collectionName : getCollectionName(entityClass);
@@ -966,14 +966,14 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	public <T> Mono<T> findAndModify(Query query, UpdateDefinition update, FindAndModifyOptions options,
 			Class<T> entityClass, String collectionName) {
 
-		Assert.notNull(options, "Options must not be null! ");
+		Assert.notNull(options, "Options must not be null ");
-		Assert.notNull(entityClass, "Entity class must not be null!");
+		Assert.notNull(entityClass, "Entity class must not be null");
 
 		FindAndModifyOptions optionsToUse = FindAndModifyOptions.of(options);
 
 		Optionals.ifAllPresent(query.getCollation(), optionsToUse.getCollation(), (l, r) -> {
 			throw new IllegalArgumentException(
-					"Both Query and FindAndModifyOptions define a collation. Please provide the collation only via one of the two.");
+					"Both Query and FindAndModifyOptions define a collation; Please provide the collation only via one of the two");
 		});
 
 		if (!optionsToUse.getCollation().isPresent()) {
@@ -988,15 +988,15 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	public <S, T> Mono<T> findAndReplace(Query query, S replacement, FindAndReplaceOptions options, Class<S> entityType,
 			String collectionName, Class<T> resultType) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.notNull(replacement, "Replacement must not be null!");
+		Assert.notNull(replacement, "Replacement must not be null");
-		Assert.notNull(options, "Options must not be null! Use FindAndReplaceOptions#empty() instead.");
+		Assert.notNull(options, "Options must not be null Use FindAndReplaceOptions#empty() instead");
-		Assert.notNull(entityType, "Entity class must not be null!");
+		Assert.notNull(entityType, "Entity class must not be null");
-		Assert.notNull(collectionName, "CollectionName must not be null!");
+		Assert.notNull(collectionName, "CollectionName must not be null");
-		Assert.notNull(resultType, "ResultType must not be null! Use Object.class instead.");
+		Assert.notNull(resultType, "ResultType must not be null Use Object.class instead");
 
-		Assert.isTrue(query.getLimit() <= 1, "Query must not define a limit other than 1 ore none!");
+		Assert.isTrue(query.getLimit() <= 1, "Query must not define a limit other than 1 ore none");
-		Assert.isTrue(query.getSkip() <= 0, "Query must not define skip.");
+		Assert.isTrue(query.getSkip() <= 0, "Query must not define skip");
 
 		MongoPersistentEntity<?> entity = mappingContext.getPersistentEntity(entityType);
 		QueryContext queryContext = queryOperations.createQueryContext(query);
@@ -1053,7 +1053,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<Long> count(Query query, Class<?> entityClass) {
 
-		Assert.notNull(entityClass, "Entity class must not be null!");
+		Assert.notNull(entityClass, "Entity class must not be null");
 
 		return count(query, entityClass, getCollectionName(entityClass));
 	}
@@ -1066,8 +1066,8 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<Long> count(Query query, @Nullable Class<?> entityClass, String collectionName) {
 
-		Assert.notNull(query, "Query must not be null!");
+		Assert.notNull(query, "Query must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		return createMono(collectionName, collection -> {
 
@@ -1152,7 +1152,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Mono<T> insert(Mono<? extends T> objectToSave) {
 
-		Assert.notNull(objectToSave, "Mono to insert must not be null!");
+		Assert.notNull(objectToSave, "Mono to insert must not be null");
 
 		return objectToSave.flatMap(this::insert);
 	}
@@ -1165,7 +1165,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Flux<T> insertAll(Mono<? extends Collection<? extends T>> batchToSave, String collectionName) {
 
-		Assert.notNull(batchToSave, "Batch to insert must not be null!");
+		Assert.notNull(batchToSave, "Batch to insert must not be null");
 
 		return Flux.from(batchToSave).flatMap(collection -> insert(collection, collectionName));
 	}
@@ -1173,7 +1173,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Mono<T> insert(T objectToSave) {
 
-		Assert.notNull(objectToSave, "Object to insert must not be null!");
+		Assert.notNull(objectToSave, "Object to insert must not be null");
 
 		ensureNotCollectionLike(objectToSave);
 		return insert(objectToSave, getCollectionName(ClassUtils.getUserClass(objectToSave)));
@@ -1182,7 +1182,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Mono<T> insert(T objectToSave, String collectionName) {
 
-		Assert.notNull(objectToSave, "Object to insert must not be null!");
+		Assert.notNull(objectToSave, "Object to insert must not be null");
 
 		ensureNotCollectionLike(objectToSave);
 		return doInsert(collectionName, objectToSave, this.mongoConverter);
@@ -1257,7 +1257,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	protected <T> Flux<T> doInsertBatch(String collectionName, Collection<? extends T> batchToSave,
 			MongoWriter<Object> writer) {
 
-		Assert.notNull(writer, "MongoWriter must not be null!");
+		Assert.notNull(writer, "MongoWriter must not be null");
 
 		Mono<List<Tuple2<AdaptibleEntity<T>, Document>>> prepareDocuments = Flux.fromIterable(batchToSave)
 				.flatMap(uninitialized -> {
@@ -1300,7 +1300,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Mono<T> save(Mono<? extends T> objectToSave) {
 
-		Assert.notNull(objectToSave, "Mono to save must not be null!");
+		Assert.notNull(objectToSave, "Mono to save must not be null");
 
 		return objectToSave.flatMap(this::save);
 	}
@@ -1308,7 +1308,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Mono<T> save(Mono<? extends T> objectToSave, String collectionName) {
 
-		Assert.notNull(objectToSave, "Mono to save must not be null!");
+		Assert.notNull(objectToSave, "Mono to save must not be null");
 
 		return objectToSave.flatMap(o -> save(o, collectionName));
 	}
@@ -1316,15 +1316,15 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public <T> Mono<T> save(T objectToSave) {
 
-		Assert.notNull(objectToSave, "Object to save must not be null!");
+		Assert.notNull(objectToSave, "Object to save must not be null");
 		return save(objectToSave, getCollectionName(ClassUtils.getUserClass(objectToSave)));
 	}
 
 	@Override
 	public <T> Mono<T> save(T objectToSave, String collectionName) {
 
-		Assert.notNull(objectToSave, "Object to save must not be null!");
+		Assert.notNull(objectToSave, "Object to save must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		AdaptibleEntity<T> source = operations.forEntity(objectToSave, mongoConverter.getConversionService());
 
@@ -1568,7 +1568,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 
 		if (query.isSorted() && LOGGER.isWarnEnabled()) {
 
-			LOGGER.warn(String.format("%s does not support sort ('%s'). Please use findAndModify() instead.",
+			LOGGER.warn(String.format("%s does not support sort ('%s'); Please use findAndModify() instead",
 					upsert ? "Upsert" : "UpdateFirst", serializeToJsonSafely(query.getSortObject())));
 		}
 
@@ -1682,7 +1682,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<DeleteResult> remove(Object object) {
 
-		Assert.notNull(object, "Object must not be null!");
+		Assert.notNull(object, "Object must not be null");
 
 		return remove(operations.forEntity(object).getRemoveByQuery(), object.getClass());
 	}
@@ -1690,8 +1690,8 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	@Override
 	public Mono<DeleteResult> remove(Object object, String collectionName) {
 
-		Assert.notNull(object, "Object must not be null!");
+		Assert.notNull(object, "Object must not be null");
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		return doRemove(collectionName, operations.forEntity(object).getRemoveByQuery(), object.getClass());
 	}
@@ -1711,7 +1711,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 
 			if (!MongoSimpleTypes.AUTOGENERATED_ID_TYPES.contains(property.getType())) {
 				throw new InvalidDataAccessApiUsageException(
-						String.format("Cannot autogenerate id of type %s for entity of type %s!", property.getType().getName(),
+						String.format("Cannot autogenerate id of type %s for entity of type %s", property.getType().getName(),
 								value.getClass().getName()));
 			}
 		}
@@ -1735,10 +1735,10 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	protected <T> Mono<DeleteResult> doRemove(String collectionName, Query query, @Nullable Class<T> entityClass) {
 
 		if (query == null) {
-			throw new InvalidDataAccessApiUsageException("Query passed in to remove can't be null!");
+			throw new InvalidDataAccessApiUsageException("Query passed in to remove can't be null");
 		}
 
-		Assert.hasText(collectionName, "Collection name must not be null or empty!");
+		Assert.hasText(collectionName, "Collection name must not be null or empty");
 
 		MongoPersistentEntity<?> entity = getPersistentEntity(entityClass);
 
@@ -1895,13 +1895,13 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 	public <T> Flux<T> mapReduce(Query filterQuery, Class<?> domainType, String inputCollectionName, Class<T> resultType,
 			String mapFunction, String reduceFunction, MapReduceOptions options) {
 
-		Assert.notNull(filterQuery, "Filter query must not be null!");
+		Assert.notNull(filterQuery, "Filter query must not be null");
-		Assert.notNull(domainType, "Domain type must not be null!");
+		Assert.notNull(domainType, "Domain type must not be null");
-		Assert.hasText(inputCollectionName, "Input collection name must not be null or empty!");
+		Assert.hasText(inputCollectionName, "Input collection name must not be null or empty");
-		Assert.notNull(resultType, "Result type must not be null!");
+		Assert.notNull(resultType, "Result type must not be null");
-		Assert.notNull(mapFunction, "Map function must not be null!");
+		Assert.notNull(mapFunction, "Map function must not be null");
-		Assert.notNull(reduceFunction, "Reduce function must not be null!");
+		Assert.notNull(reduceFunction, "Reduce function must not be null");
-		Assert.notNull(options, "MapReduceOptions must not be null!");
+		Assert.notNull(options, "MapReduceOptions must not be null");
 
 		assertLocalFunctionNames(mapFunction, reduceFunction);
 
@@ -1927,7 +1927,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 
 				if (filterQuery.getLimit() > 0 && (options.getLimit() != null)) {
 					throw new IllegalArgumentException(
-							"Both Query and MapReduceOptions define a limit. Please provide the limit only via one of the two.");
+							"Both Query and MapReduceOptions define a limit; Please provide the limit only via one of the two.");
 				}
 
 				if (filterQuery.getLimit() > 0) {
@@ -1943,7 +1943,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 
 			Optionals.ifAllPresent(filterQuery.getCollation(), options.getCollation(), (l, r) -> {
 				throw new IllegalArgumentException(
-						"Both Query and MapReduceOptions define a collation. Please provide the collation only via one of the two.");
+						"Both Query and MapReduceOptions define a collation; Please provide the collation only via one of the two.");
 			});
 
 			if (options.getCollation().isPresent()) {
@@ -1992,7 +1992,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 			if (ResourceUtils.isUrl(function)) {
 
 				throw new IllegalArgumentException(String.format(
-						"Blocking accessing to resource %s is not allowed using reactive infrastructure. You may load the resource at startup and cache its value.",
+						"Blocking accessing to resource %s is not allowed using reactive infrastructure; You may load the resource at startup and cache its value.",
 						function));
 			}
 		}
@@ -2850,8 +2850,8 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 
 		ReadDocumentCallback(EntityReader<? super T, Bson> reader, Class<T> type, String collectionName) {
 
-			Assert.notNull(reader, "EntityReader must not be null!");
+			Assert.notNull(reader, "EntityReader must not be null");
-			Assert.notNull(type, "Entity type must not be null!");
+			Assert.notNull(type, "Entity type must not be null");
 
 			this.reader = reader;
 			this.type = type;
@@ -2939,7 +2939,7 @@ public class ReactiveMongoTemplate implements ReactiveMongoOperations, Applicati
 		 */
 		GeoNearResultDocumentCallback(String distanceField, DocumentCallback<T> delegate, Metric metric) {
 
-			Assert.notNull(delegate, "DocumentCallback must not be null!");
+			Assert.notNull(delegate, "DocumentCallback must not be null");
 
 			this.distanceField = distanceField;
 			this.delegate = delegate;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupport.java

@@ -44,7 +44,7 @@ class ReactiveRemoveOperationSupport implements ReactiveRemoveOperation {
 	@Override
 	public <T> ReactiveRemove<T> remove(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ReactiveRemoveSupport<>(tempate, domainType, ALL_QUERY, null);
 	}
@@ -67,7 +67,7 @@ class ReactiveRemoveOperationSupport implements ReactiveRemoveOperation {
 		@Override
 		public RemoveWithQuery<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ReactiveRemoveSupport<>(template, domainType, query, collection);
 		}
@@ -75,7 +75,7 @@ class ReactiveRemoveOperationSupport implements ReactiveRemoveOperation {
 		@Override
 		public TerminatingRemove<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ReactiveRemoveSupport<>(template, domainType, query, collection);
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupport.java

@@ -45,7 +45,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 	@Override
 	public <T> ReactiveUpdate<T> update(Class<T> domainType) {
 
-		Assert.notNull(domainType, "DomainType must not be null!");
+		Assert.notNull(domainType, "DomainType must not be null");
 
 		return new ReactiveUpdateSupport<>(template, domainType, ALL_QUERY, null, null, null, null, null, domainType);
 	}
@@ -82,7 +82,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public TerminatingUpdate<T> apply(org.springframework.data.mongodb.core.query.UpdateDefinition update) {
 
-			Assert.notNull(update, "Update must not be null!");
+			Assert.notNull(update, "Update must not be null");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -91,7 +91,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public UpdateWithQuery<T> inCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -127,7 +127,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public UpdateWithUpdate<T> matching(Query query) {
 
-			Assert.notNull(query, "Query must not be null!");
+			Assert.notNull(query, "Query must not be null");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -141,7 +141,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public TerminatingFindAndModify<T> withOptions(FindAndModifyOptions options) {
 
-			Assert.notNull(options, "Options must not be null!");
+			Assert.notNull(options, "Options must not be null");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, options,
 					findAndReplaceOptions, replacement, targetType);
@@ -150,7 +150,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public FindAndReplaceWithProjection<T> replaceWith(T replacement) {
 
-			Assert.notNull(replacement, "Replacement must not be null!");
+			Assert.notNull(replacement, "Replacement must not be null");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, targetType);
@@ -159,7 +159,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public FindAndReplaceWithProjection<T> withOptions(FindAndReplaceOptions options) {
 
-			Assert.notNull(options, "Options must not be null!");
+			Assert.notNull(options, "Options must not be null");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions, options,
 					replacement, targetType);
@@ -168,7 +168,7 @@ class ReactiveUpdateOperationSupport implements ReactiveUpdateOperation {
 		@Override
 		public <R> FindAndReplaceWithOptions<R> as(Class<R> resultType) {
 
-			Assert.notNull(resultType, "ResultType must not be null!");
+			Assert.notNull(resultType, "ResultType must not be null");
 
 			return new ReactiveUpdateSupport<>(template, domainType, query, update, collection, findAndModifyOptions,
 					findAndReplaceOptions, replacement, resultType);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactory.java

@@ -77,10 +77,10 @@ public class SimpleReactiveMongoDatabaseFactory implements DisposableBean, React
 
 	private SimpleReactiveMongoDatabaseFactory(MongoClient client, String databaseName, boolean mongoInstanceCreated) {
 
-		Assert.notNull(client, "MongoClient must not be null!");
+		Assert.notNull(client, "MongoClient must not be null");
-		Assert.hasText(databaseName, "Database name must not be empty!");
+		Assert.hasText(databaseName, "Database name must not be empty");
 		Assert.isTrue(databaseName.matches("[^/\\\\.$\"\\s]+"),
-				"Database name must not contain slashes, dots, spaces, quotes, or dollar signs!");
+				"Database name must not contain slashes, dots, spaces, quotes, or dollar signs");
 
 		this.mongo = client;
 		this.databaseName = databaseName;
@@ -103,7 +103,7 @@ public class SimpleReactiveMongoDatabaseFactory implements DisposableBean, React
 
 	public Mono<MongoDatabase> getMongoDatabase(String dbName) throws DataAccessException {
 
-		Assert.hasText(dbName, "Database name must not be empty.");
+		Assert.hasText(dbName, "Database name must not be empty");
 
 		return Mono.fromSupplier(() -> {
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AbstractAggregationExpression.java

@@ -133,7 +133,7 @@ abstract class AbstractAggregationExpression implements AggregationExpression {
 	@SuppressWarnings({ "unchecked", "rawtypes" })
 	protected Map<String, Object> append(String key, Object value) {
 
-		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map!");
+		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map");
 
 		Map<String, Object> clone = new LinkedHashMap<>((java.util.Map) this.value);
 		clone.put(key, value);
@@ -144,7 +144,7 @@ abstract class AbstractAggregationExpression implements AggregationExpression {
 	@SuppressWarnings({ "unchecked", "rawtypes" })
 	protected Map<String, Object> remove(String key) {
 
-		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map!");
+		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map");
 
 		Map<String, Object> clone = new LinkedHashMap<>((java.util.Map) this.value);
 		clone.remove(key);
@@ -163,7 +163,7 @@ abstract class AbstractAggregationExpression implements AggregationExpression {
 	@SuppressWarnings({ "unchecked" })
 	protected Map<String, Object> appendAt(int index, String key, Object value) {
 
-		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map!");
+		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map");
 
 		Map<String, Object> clone = new LinkedHashMap<>();
 
@@ -223,7 +223,7 @@ abstract class AbstractAggregationExpression implements AggregationExpression {
 	@SuppressWarnings("unchecked")
 	protected <T> T get(Object key) {
 
-		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map!");
+		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map");
 
 		return (T) ((Map<String, Object>) this.value).get(key);
 	}
@@ -237,7 +237,7 @@ abstract class AbstractAggregationExpression implements AggregationExpression {
 	@SuppressWarnings("unchecked")
 	protected Map<String, Object> argumentMap() {
 
-		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map!");
+		Assert.isInstanceOf(Map.class, this.value, "Value must be a type of Map");
 
 		return Collections.unmodifiableMap((java.util.Map<String, Object>) value);
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AccumulatorOperators.java

@@ -65,7 +65,7 @@ public class AccumulatorOperators {
 		 */
 		public AccumulatorOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			this.fieldReference = fieldReference;
 			this.expression = null;
 		}
@@ -77,7 +77,7 @@ public class AccumulatorOperators {
 		 */
 		public AccumulatorOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			this.fieldReference = null;
 			this.expression = expression;
 		}
@@ -278,7 +278,7 @@ public class AccumulatorOperators {
 		 */
 		public static Sum sumOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Sum(asFields(fieldReference));
 		}
 
@@ -290,7 +290,7 @@ public class AccumulatorOperators {
 		 */
 		public static Sum sumOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Sum(Collections.singletonList(expression));
 		}
 
@@ -303,7 +303,7 @@ public class AccumulatorOperators {
 		 */
 		public Sum and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Sum(append(Fields.field(fieldReference)));
 		}
 
@@ -316,7 +316,7 @@ public class AccumulatorOperators {
 		 */
 		public Sum and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Sum(append(expression));
 		}
 
@@ -330,7 +330,7 @@ public class AccumulatorOperators {
 		 */
 		public Sum and(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Sum(append(value));
 		}
 
@@ -372,7 +372,7 @@ public class AccumulatorOperators {
 		 */
 		public static Avg avgOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Avg(asFields(fieldReference));
 		}
 
@@ -384,7 +384,7 @@ public class AccumulatorOperators {
 		 */
 		public static Avg avgOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Avg(Collections.singletonList(expression));
 		}
 
@@ -397,7 +397,7 @@ public class AccumulatorOperators {
 		 */
 		public Avg and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Avg(append(Fields.field(fieldReference)));
 		}
 
@@ -410,7 +410,7 @@ public class AccumulatorOperators {
 		 */
 		public Avg and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Avg(append(expression));
 		}
 
@@ -452,7 +452,7 @@ public class AccumulatorOperators {
 		 */
 		public static Max maxOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Max(asFields(fieldReference));
 		}
 
@@ -464,7 +464,7 @@ public class AccumulatorOperators {
 		 */
 		public static Max maxOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Max(Collections.singletonList(expression));
 		}
 
@@ -477,7 +477,7 @@ public class AccumulatorOperators {
 		 */
 		public Max and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Max(append(Fields.field(fieldReference)));
 		}
 
@@ -490,7 +490,7 @@ public class AccumulatorOperators {
 		 */
 		public Max and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Max(append(expression));
 		}
 
@@ -532,7 +532,7 @@ public class AccumulatorOperators {
 		 */
 		public static Min minOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Min(asFields(fieldReference));
 		}
 
@@ -544,7 +544,7 @@ public class AccumulatorOperators {
 		 */
 		public static Min minOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Min(Collections.singletonList(expression));
 		}
 
@@ -557,7 +557,7 @@ public class AccumulatorOperators {
 		 */
 		public Min and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Min(append(Fields.field(fieldReference)));
 		}
 
@@ -570,7 +570,7 @@ public class AccumulatorOperators {
 		 */
 		public Min and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Min(append(expression));
 		}
 
@@ -612,7 +612,7 @@ public class AccumulatorOperators {
 		 */
 		public static StdDevPop stdDevPopOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new StdDevPop(asFields(fieldReference));
 		}
 
@@ -624,7 +624,7 @@ public class AccumulatorOperators {
 		 */
 		public static StdDevPop stdDevPopOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new StdDevPop(Collections.singletonList(expression));
 		}
 
@@ -637,7 +637,7 @@ public class AccumulatorOperators {
 		 */
 		public StdDevPop and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new StdDevPop(append(Fields.field(fieldReference)));
 		}
 
@@ -650,7 +650,7 @@ public class AccumulatorOperators {
 		 */
 		public StdDevPop and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new StdDevPop(append(expression));
 		}
 
@@ -692,7 +692,7 @@ public class AccumulatorOperators {
 		 */
 		public static StdDevSamp stdDevSampOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new StdDevSamp(asFields(fieldReference));
 		}
 
@@ -704,7 +704,7 @@ public class AccumulatorOperators {
 		 */
 		public static StdDevSamp stdDevSampOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new StdDevSamp(Collections.singletonList(expression));
 		}
 
@@ -717,7 +717,7 @@ public class AccumulatorOperators {
 		 */
 		public StdDevSamp and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new StdDevSamp(append(Fields.field(fieldReference)));
 		}
 
@@ -730,7 +730,7 @@ public class AccumulatorOperators {
 		 */
 		public StdDevSamp and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new StdDevSamp(append(expression));
 		}
 
@@ -768,7 +768,7 @@ public class AccumulatorOperators {
 		 */
 		public static CovariancePop covariancePopOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new CovariancePop(asFields(fieldReference));
 		}
 
@@ -828,7 +828,7 @@ public class AccumulatorOperators {
 		 */
 		public static CovarianceSamp covarianceSampOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new CovarianceSamp(asFields(fieldReference));
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Aggregation.java

@@ -138,7 +138,7 @@ public class Aggregation {
 	 */
 	public Aggregation withOptions(AggregationOptions options) {
 
-		Assert.notNull(options, "AggregationOptions must not be null.");
+		Assert.notNull(options, "AggregationOptions must not be null");
 		return new Aggregation(this.pipeline.getOperations(), options);
 	}
 
@@ -177,7 +177,7 @@ public class Aggregation {
 	 */
 	protected static List<AggregationOperation> asAggregationList(AggregationOperation... aggregationOperations) {
 
-		Assert.notEmpty(aggregationOperations, "AggregationOperations must not be null or empty!");
+		Assert.notEmpty(aggregationOperations, "AggregationOperations must not be null or empty");
 
 		return Arrays.asList(aggregationOperations);
 	}
@@ -199,8 +199,8 @@ public class Aggregation {
 	 */
 	protected Aggregation(List<AggregationOperation> aggregationOperations, AggregationOptions options) {
 
-		Assert.notNull(aggregationOperations, "AggregationOperations must not be null!");
+		Assert.notNull(aggregationOperations, "AggregationOperations must not be null");
-		Assert.notNull(options, "AggregationOptions must not be null!");
+		Assert.notNull(options, "AggregationOptions must not be null");
 
 		this.pipeline = new AggregationPipeline(aggregationOperations);
 		this.options = options;
@@ -267,7 +267,7 @@ public class Aggregation {
 	 */
 	public static ProjectionOperation project(Class<?> type) {
 
-		Assert.notNull(type, "Type must not be null!");
+		Assert.notNull(type, "Type must not be null");
 		return new ProjectionOperation(type);
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpressionTransformer.java

@@ -60,7 +60,7 @@ interface AggregationExpressionTransformer
 
 			super(currentNode, parentNode, previousOperationObject);
 
-			Assert.notNull(context, "AggregationOperationContext must not be null!");
+			Assert.notNull(context, "AggregationOperationContext must not be null");
 			this.aggregationContext = context;
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationContext.java

@@ -86,7 +86,7 @@ public interface AggregationOperationContext {
 	 */
 	default Fields getFields(Class<?> type) {
 
-		Assert.notNull(type, "Type must not be null!");
+		Assert.notNull(type, "Type must not be null");
 
 		return Fields.fields(Arrays.stream(BeanUtils.getPropertyDescriptors(type)) //
 				.filter(it -> { // object and default methods

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOptions.java

@@ -144,7 +144,7 @@ public class AggregationOptions {
 	 */
 	public static AggregationOptions fromDocument(Document document) {
 
-		Assert.notNull(document, "Document must not be null!");
+		Assert.notNull(document, "Document must not be null");
 
 		boolean allowDiskUse = document.getBoolean(ALLOW_DISK_USE, false);
 		boolean explain = document.getBoolean(EXPLAIN, false);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationPipeline.java

@@ -48,7 +48,7 @@ public class AggregationPipeline {
 	 */
 	public AggregationPipeline(List<AggregationOperation> aggregationOperations) {
 
-		Assert.notNull(aggregationOperations, "AggregationOperations must not be null!");
+		Assert.notNull(aggregationOperations, "AggregationOperations must not be null");
 		pipeline = new ArrayList<>(aggregationOperations);
 	}
 
@@ -60,7 +60,7 @@ public class AggregationPipeline {
 	 */
 	public AggregationPipeline add(AggregationOperation aggregationOperation) {
 
-		Assert.notNull(aggregationOperation, "AggregationOperation must not be null!");
+		Assert.notNull(aggregationOperation, "AggregationOperation must not be null");
 
 		pipeline.add(aggregationOperation);
 		return this;
@@ -100,11 +100,11 @@ public class AggregationPipeline {
 		for (AggregationOperation operation : pipeline) {
 
 			if (isOut(operation) && !isLast(operation)) {
-				throw new IllegalArgumentException("The $out operator must be the last stage in the pipeline.");
+				throw new IllegalArgumentException("The $out operator must be the last stage in the pipeline");
 			}
 
 			if (isMerge(operation) && !isLast(operation)) {
-				throw new IllegalArgumentException("The $merge operator must be the last stage in the pipeline.");
+				throw new IllegalArgumentException("The $merge operator must be the last stage in the pipeline");
 			}
 		}
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationResults.java

@@ -48,8 +48,8 @@ public class AggregationResults<T> implements Iterable<T> {
 	 */
 	public AggregationResults(List<T> mappedResults, Document rawResults) {
 
-		Assert.notNull(mappedResults, "List of mapped results must not be null!");
+		Assert.notNull(mappedResults, "List of mapped results must not be null");
-		Assert.notNull(rawResults, "Raw results must not be null!");
+		Assert.notNull(rawResults, "Raw results must not be null");
 
 		this.mappedResults = Collections.unmodifiableList(mappedResults);
 		this.rawResults = rawResults;
@@ -73,7 +73,7 @@ public class AggregationResults<T> implements Iterable<T> {
 	 */
 	@Nullable
 	public T getUniqueMappedResult() {
-		Assert.isTrue(mappedResults.size() < 2, "Expected unique result or null, but got more than one!");
+		Assert.isTrue(mappedResults.size() < 2, "Expected unique result or null, but got more than one");
 		return mappedResults.size() == 1 ? mappedResults.get(0) : null;
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationSpELExpression.java

@@ -60,7 +60,7 @@ public class AggregationSpELExpression implements AggregationExpression {
 	 */
 	public static AggregationSpELExpression expressionOf(String expressionString, Object... parameters) {
 
-		Assert.notNull(expressionString, "ExpressionString must not be null!");
+		Assert.notNull(expressionString, "ExpressionString must not be null");
 		return new AggregationSpELExpression(expressionString, parameters);
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationUpdate.java

@@ -133,7 +133,7 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 	 */
 	public AggregationUpdate set(SetOperation setOperation) {
 
-		Assert.notNull(setOperation, "SetOperation must not be null!");
+		Assert.notNull(setOperation, "SetOperation must not be null");
 
 		setOperation.getFields().forEach(it -> {
 			keysTouched.add(it.getName());
@@ -152,7 +152,7 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 	 */
 	public AggregationUpdate unset(UnsetOperation unsetOperation) {
 
-		Assert.notNull(unsetOperation, "UnsetOperation must not be null!");
+		Assert.notNull(unsetOperation, "UnsetOperation must not be null");
 
 		pipeline.add(unsetOperation);
 		keysTouched.addAll(unsetOperation.removedFieldNames());
@@ -170,7 +170,7 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 	 */
 	public AggregationUpdate replaceWith(ReplaceWithOperation replaceWithOperation) {
 
-		Assert.notNull(replaceWithOperation, "ReplaceWithOperation must not be null!");
+		Assert.notNull(replaceWithOperation, "ReplaceWithOperation must not be null");
 		pipeline.add(replaceWithOperation);
 		return this;
 	}
@@ -183,7 +183,7 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 	 */
 	public AggregationUpdate replaceWith(Object value) {
 
-		Assert.notNull(value, "Value must not be null!");
+		Assert.notNull(value, "Value must not be null");
 		return replaceWith(ReplaceWithOperation.replaceWithValue(value));
 	}
 
@@ -197,7 +197,7 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 	 */
 	public SetValueAppender set(String key) {
 
-		Assert.notNull(key, "Key must not be null!");
+		Assert.notNull(key, "Key must not be null");
 
 		return new SetValueAppender() {
 
@@ -209,7 +209,7 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 			@Override
 			public AggregationUpdate toValueOf(Object value) {
 
-				Assert.notNull(value, "Value must not be null!");
+				Assert.notNull(value, "Value must not be null");
 				return set(SetOperation.builder().set(key).toValueOf(value));
 			}
 		};
@@ -223,8 +223,8 @@ public class AggregationUpdate extends Aggregation implements UpdateDefinition {
 	 */
 	public AggregationUpdate unset(String... keys) {
 
-		Assert.notNull(keys, "Keys must not be null!");
+		Assert.notNull(keys, "Keys must not be null");
-		Assert.noNullElements(keys, "Keys must not contain null elements.");
+		Assert.noNullElements(keys, "Keys must not contain null elements");
 
 		return unset(new UnsetOperation(Arrays.stream(keys).map(Fields::field).collect(Collectors.toList())));
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationUtils.java

@@ -36,11 +36,11 @@ interface AggregationUtils {
 	 */
 	static List<Long> toRangeValues(Range<Long> range) {
 
-		Assert.notNull(range, "Range must not be null!");
+		Assert.notNull(range, "Range must not be null");
 
 		List<Long> result = new ArrayList<Long>(2);
 		result.add(range.getLowerBound().getValue()
-				.orElseThrow(() -> new IllegalArgumentException("Lower bound of range must be bounded!")));
+				.orElseThrow(() -> new IllegalArgumentException("Lower bound of range must be bounded")));
 		range.getUpperBound().getValue().ifPresent(it -> result.add(it));
 
 		return result;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ArithmeticOperators.java

@@ -91,7 +91,7 @@ public class ArithmeticOperators {
 		 */
 		public ArithmeticOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			this.fieldReference = fieldReference;
 			this.expression = null;
 		}
@@ -103,7 +103,7 @@ public class ArithmeticOperators {
 		 */
 		public ArithmeticOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			this.fieldReference = null;
 			this.expression = expression;
 		}
@@ -126,7 +126,7 @@ public class ArithmeticOperators {
 		 */
 		public Add add(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createAdd().add(fieldReference);
 		}
 
@@ -139,7 +139,7 @@ public class ArithmeticOperators {
 		 */
 		public Add add(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createAdd().add(expression);
 		}
 
@@ -151,7 +151,7 @@ public class ArithmeticOperators {
 		 */
 		public Add add(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createAdd().add(value);
 		}
 
@@ -218,7 +218,7 @@ public class ArithmeticOperators {
 		 */
 		public Divide divideBy(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createDivide().divideBy(fieldReference);
 		}
 
@@ -231,7 +231,7 @@ public class ArithmeticOperators {
 		 */
 		public Divide divideBy(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createDivide().divideBy(expression);
 		}
 
@@ -243,7 +243,7 @@ public class ArithmeticOperators {
 		 */
 		public Divide divideBy(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createDivide().divideBy(value);
 		}
 
@@ -304,7 +304,7 @@ public class ArithmeticOperators {
 		 */
 		public Integral integral(String unit) {
 
-			Assert.hasText(unit, "Unit must not be empty!");
+			Assert.hasText(unit, "Unit must not be empty");
 
 			return integral().unit(unit);
 		}
@@ -328,7 +328,7 @@ public class ArithmeticOperators {
 		 */
 		public Log log(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createLog().log(fieldReference);
 		}
 
@@ -341,7 +341,7 @@ public class ArithmeticOperators {
 		 */
 		public Log log(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createLog().log(fieldReference);
 		}
 
@@ -354,7 +354,7 @@ public class ArithmeticOperators {
 		 */
 		public Log log(Number base) {
 
-			Assert.notNull(base, "Base must not be null!");
+			Assert.notNull(base, "Base must not be null");
 			return createLog().log(base);
 		}
 
@@ -380,7 +380,7 @@ public class ArithmeticOperators {
 		 */
 		public Mod mod(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createMod().mod(fieldReference);
 		}
 
@@ -393,7 +393,7 @@ public class ArithmeticOperators {
 		 */
 		public Mod mod(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createMod().mod(expression);
 		}
 
@@ -406,7 +406,7 @@ public class ArithmeticOperators {
 		 */
 		public Mod mod(Number value) {
 
-			Assert.notNull(value, "Base must not be null!");
+			Assert.notNull(value, "Base must not be null");
 			return createMod().mod(value);
 		}
 
@@ -422,7 +422,7 @@ public class ArithmeticOperators {
 		 */
 		public Multiply multiplyBy(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createMultiply().multiplyBy(fieldReference);
 		}
 
@@ -434,7 +434,7 @@ public class ArithmeticOperators {
 		 */
 		public Multiply multiplyBy(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createMultiply().multiplyBy(expression);
 		}
 
@@ -446,7 +446,7 @@ public class ArithmeticOperators {
 		 */
 		public Multiply multiplyBy(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createMultiply().multiplyBy(value);
 		}
 
@@ -462,7 +462,7 @@ public class ArithmeticOperators {
 		 */
 		public Pow pow(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createPow().pow(fieldReference);
 		}
 
@@ -474,7 +474,7 @@ public class ArithmeticOperators {
 		 */
 		public Pow pow(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createPow().pow(expression);
 		}
 
@@ -486,7 +486,7 @@ public class ArithmeticOperators {
 		 */
 		public Pow pow(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createPow().pow(value);
 		}
 
@@ -511,7 +511,7 @@ public class ArithmeticOperators {
 		 */
 		public Subtract subtract(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createSubtract().subtract(fieldReference);
 		}
 
@@ -523,7 +523,7 @@ public class ArithmeticOperators {
 		 */
 		public Subtract subtract(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createSubtract().subtract(expression);
 		}
 
@@ -535,7 +535,7 @@ public class ArithmeticOperators {
 		 */
 		public Subtract subtract(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createSubtract().subtract(value);
 		}
 
@@ -851,7 +851,7 @@ public class ArithmeticOperators {
 		 */
 		public ATan2 atan2(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createATan2().atan2of(value);
 		}
 
@@ -865,7 +865,7 @@ public class ArithmeticOperators {
 		 */
 		public ATan2 atan2(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createATan2().atan2of(fieldReference);
 		}
 
@@ -879,7 +879,7 @@ public class ArithmeticOperators {
 		 */
 		public ATan2 atan2(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createATan2().atan2of(expression);
 		}
 
@@ -961,7 +961,7 @@ public class ArithmeticOperators {
 		 */
 		public static Abs absoluteValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Abs(Fields.field(fieldReference));
 		}
 
@@ -973,7 +973,7 @@ public class ArithmeticOperators {
 		 */
 		public static Abs absoluteValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Abs(expression);
 		}
 
@@ -985,7 +985,7 @@ public class ArithmeticOperators {
 		 */
 		public static Abs absoluteValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Abs(value);
 		}
 	}
@@ -1014,7 +1014,7 @@ public class ArithmeticOperators {
 		 */
 		public static Add valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Add(asFields(fieldReference));
 		}
 
@@ -1026,7 +1026,7 @@ public class ArithmeticOperators {
 		 */
 		public static Add valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Add(Collections.singletonList(expression));
 		}
 
@@ -1038,7 +1038,7 @@ public class ArithmeticOperators {
 		 */
 		public static Add valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Add(Collections.singletonList(value));
 		}
 
@@ -1050,7 +1050,7 @@ public class ArithmeticOperators {
 		 */
 		public Add add(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Add(append(Fields.field(fieldReference)));
 		}
 
@@ -1062,7 +1062,7 @@ public class ArithmeticOperators {
 		 */
 		public Add add(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Add(append(expression));
 		}
 
@@ -1101,7 +1101,7 @@ public class ArithmeticOperators {
 		 */
 		public static Ceil ceilValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Ceil(Fields.field(fieldReference));
 		}
 
@@ -1113,7 +1113,7 @@ public class ArithmeticOperators {
 		 */
 		public static Ceil ceilValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Ceil(expression);
 		}
 
@@ -1125,7 +1125,7 @@ public class ArithmeticOperators {
 		 */
 		public static Ceil ceilValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Ceil(value);
 		}
 	}
@@ -1154,7 +1154,7 @@ public class ArithmeticOperators {
 		 */
 		public static Divide valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Divide(asFields(fieldReference));
 		}
 
@@ -1166,7 +1166,7 @@ public class ArithmeticOperators {
 		 */
 		public static Divide valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Divide(Collections.singletonList(expression));
 		}
 
@@ -1178,7 +1178,7 @@ public class ArithmeticOperators {
 		 */
 		public static Divide valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Divide(Collections.singletonList(value));
 		}
 
@@ -1190,7 +1190,7 @@ public class ArithmeticOperators {
 		 */
 		public Divide divideBy(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Divide(append(Fields.field(fieldReference)));
 		}
 
@@ -1202,7 +1202,7 @@ public class ArithmeticOperators {
 		 */
 		public Divide divideBy(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Divide(append(expression));
 		}
 
@@ -1241,7 +1241,7 @@ public class ArithmeticOperators {
 		 */
 		public static Exp expValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Exp(Fields.field(fieldReference));
 		}
 
@@ -1253,7 +1253,7 @@ public class ArithmeticOperators {
 		 */
 		public static Exp expValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Exp(expression);
 		}
 
@@ -1265,7 +1265,7 @@ public class ArithmeticOperators {
 		 */
 		public static Exp expValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Exp(value);
 		}
 	}
@@ -1294,7 +1294,7 @@ public class ArithmeticOperators {
 		 */
 		public static Floor floorValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Floor(Fields.field(fieldReference));
 		}
 
@@ -1306,7 +1306,7 @@ public class ArithmeticOperators {
 		 */
 		public static Floor floorValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Floor(expression);
 		}
 
@@ -1318,7 +1318,7 @@ public class ArithmeticOperators {
 		 */
 		public static Floor floorValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Floor(value);
 		}
 	}
@@ -1347,7 +1347,7 @@ public class ArithmeticOperators {
 		 */
 		public static Ln lnValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Ln(Fields.field(fieldReference));
 		}
 
@@ -1359,7 +1359,7 @@ public class ArithmeticOperators {
 		 */
 		public static Ln lnValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Ln(expression);
 		}
 
@@ -1371,7 +1371,7 @@ public class ArithmeticOperators {
 		 */
 		public static Ln lnValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Ln(value);
 		}
 	}
@@ -1400,7 +1400,7 @@ public class ArithmeticOperators {
 		 */
 		public static Log valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Log(asFields(fieldReference));
 		}
 
@@ -1412,7 +1412,7 @@ public class ArithmeticOperators {
 		 */
 		public static Log valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Log(Collections.singletonList(expression));
 		}
 
@@ -1424,7 +1424,7 @@ public class ArithmeticOperators {
 		 */
 		public static Log valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Log(Collections.singletonList(value));
 		}
 
@@ -1436,7 +1436,7 @@ public class ArithmeticOperators {
 		 */
 		public Log log(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Log(append(Fields.field(fieldReference)));
 		}
 
@@ -1448,7 +1448,7 @@ public class ArithmeticOperators {
 		 */
 		public Log log(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Log(append(expression));
 		}
 
@@ -1487,7 +1487,7 @@ public class ArithmeticOperators {
 		 */
 		public static Log10 log10ValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Log10(Fields.field(fieldReference));
 		}
 
@@ -1499,7 +1499,7 @@ public class ArithmeticOperators {
 		 */
 		public static Log10 log10ValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Log10(expression);
 		}
 
@@ -1511,7 +1511,7 @@ public class ArithmeticOperators {
 		 */
 		public static Log10 log10ValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Log10(value);
 		}
 	}
@@ -1540,7 +1540,7 @@ public class ArithmeticOperators {
 		 */
 		public static Mod valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Mod(asFields(fieldReference));
 		}
 
@@ -1552,7 +1552,7 @@ public class ArithmeticOperators {
 		 */
 		public static Mod valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Mod(Collections.singletonList(expression));
 		}
 
@@ -1564,7 +1564,7 @@ public class ArithmeticOperators {
 		 */
 		public static Mod valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Mod(Collections.singletonList(value));
 		}
 
@@ -1576,7 +1576,7 @@ public class ArithmeticOperators {
 		 */
 		public Mod mod(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Mod(append(Fields.field(fieldReference)));
 		}
 
@@ -1588,7 +1588,7 @@ public class ArithmeticOperators {
 		 */
 		public Mod mod(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Mod(append(expression));
 		}
 
@@ -1627,7 +1627,7 @@ public class ArithmeticOperators {
 		 */
 		public static Multiply valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Multiply(asFields(fieldReference));
 		}
 
@@ -1639,7 +1639,7 @@ public class ArithmeticOperators {
 		 */
 		public static Multiply valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Multiply(Collections.singletonList(expression));
 		}
 
@@ -1651,7 +1651,7 @@ public class ArithmeticOperators {
 		 */
 		public static Multiply valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Multiply(Collections.singletonList(value));
 		}
 
@@ -1663,7 +1663,7 @@ public class ArithmeticOperators {
 		 */
 		public Multiply multiplyBy(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Multiply(append(Fields.field(fieldReference)));
 		}
 
@@ -1675,7 +1675,7 @@ public class ArithmeticOperators {
 		 */
 		public Multiply multiplyBy(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Multiply(append(expression));
 		}
 
@@ -1714,7 +1714,7 @@ public class ArithmeticOperators {
 		 */
 		public static Pow valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Pow(asFields(fieldReference));
 		}
 
@@ -1726,7 +1726,7 @@ public class ArithmeticOperators {
 		 */
 		public static Pow valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Pow(Collections.singletonList(expression));
 		}
 
@@ -1738,7 +1738,7 @@ public class ArithmeticOperators {
 		 */
 		public static Pow valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Pow(Collections.singletonList(value));
 		}
 
@@ -1750,7 +1750,7 @@ public class ArithmeticOperators {
 		 */
 		public Pow pow(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Pow(append(Fields.field(fieldReference)));
 		}
 
@@ -1762,7 +1762,7 @@ public class ArithmeticOperators {
 		 */
 		public Pow pow(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Pow(append(expression));
 		}
 
@@ -1801,7 +1801,7 @@ public class ArithmeticOperators {
 		 */
 		public static Sqrt sqrtOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Sqrt(Fields.field(fieldReference));
 		}
 
@@ -1813,7 +1813,7 @@ public class ArithmeticOperators {
 		 */
 		public static Sqrt sqrtOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Sqrt(expression);
 		}
 
@@ -1825,7 +1825,7 @@ public class ArithmeticOperators {
 		 */
 		public static Sqrt sqrtOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Sqrt(value);
 		}
 	}
@@ -1854,7 +1854,7 @@ public class ArithmeticOperators {
 		 */
 		public static Subtract valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Subtract(asFields(fieldReference));
 		}
 
@@ -1866,7 +1866,7 @@ public class ArithmeticOperators {
 		 */
 		public static Subtract valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Subtract(Collections.singletonList(expression));
 		}
 
@@ -1878,7 +1878,7 @@ public class ArithmeticOperators {
 		 */
 		public static Subtract valueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Subtract(Collections.singletonList(value));
 		}
 
@@ -1890,7 +1890,7 @@ public class ArithmeticOperators {
 		 */
 		public Subtract subtract(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Subtract(append(Fields.field(fieldReference)));
 		}
 
@@ -1902,7 +1902,7 @@ public class ArithmeticOperators {
 		 */
 		public Subtract subtract(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Subtract(append(expression));
 		}
 
@@ -1941,7 +1941,7 @@ public class ArithmeticOperators {
 		 */
 		public static Trunc truncValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Trunc(Fields.field(fieldReference));
 		}
 
@@ -1953,7 +1953,7 @@ public class ArithmeticOperators {
 		 */
 		public static Trunc truncValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Trunc(expression);
 		}
 
@@ -1965,7 +1965,7 @@ public class ArithmeticOperators {
 		 */
 		public static Trunc truncValueOf(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Trunc(value);
 		}
 	}
@@ -1997,7 +1997,7 @@ public class ArithmeticOperators {
 		 */
 		public static Round roundValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Round(Collections.singletonList(Fields.field(fieldReference)));
 		}
 
@@ -2009,7 +2009,7 @@ public class ArithmeticOperators {
 		 */
 		public static Round roundValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Round(Collections.singletonList(expression));
 		}
 
@@ -2021,7 +2021,7 @@ public class ArithmeticOperators {
 		 */
 		public static Round round(Number value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Round(Collections.singletonList(value));
 		}
 
@@ -2043,7 +2043,7 @@ public class ArithmeticOperators {
 		 */
 		public Round placeOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Round(append(expression));
 		}
 
@@ -2056,7 +2056,7 @@ public class ArithmeticOperators {
 		 */
 		public Round placeOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "fieldReference must not be null!");
+			Assert.notNull(fieldReference, "fieldReference must not be null");
 			return new Round(append(Fields.field(fieldReference)));
 		}
 
@@ -2400,7 +2400,7 @@ public class ArithmeticOperators {
 		 */
 		public static ASin asinOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ASin(Fields.field(fieldReference));
 		}
 
@@ -2704,7 +2704,7 @@ public class ArithmeticOperators {
 		 */
 		public static ACos acosOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ACos(Fields.field(fieldReference));
 		}
 
@@ -2905,7 +2905,7 @@ public class ArithmeticOperators {
 		 */
 		public static ATan atanOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ATan(Fields.field(fieldReference));
 		}
 
@@ -2958,7 +2958,7 @@ public class ArithmeticOperators {
 		 */
 		public static ATan2 valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ATan2(asFields(fieldReference));
 		}
 
@@ -2971,7 +2971,7 @@ public class ArithmeticOperators {
 		 */
 		public static ATan2 valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ATan2((Collections.singletonList(expression)));
 		}
 
@@ -2985,7 +2985,7 @@ public class ArithmeticOperators {
 		 */
 		public ATan2 atan2of(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ATan2(append(Fields.field(fieldReference)));
 		}
 
@@ -2999,7 +2999,7 @@ public class ArithmeticOperators {
 		 */
 		public ATan2 atan2of(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ATan2(append(expression));
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ArrayOperators.java

@@ -87,7 +87,7 @@ public class ArrayOperators {
 		 */
 		public ArrayOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			this.fieldReference = fieldReference;
 			this.expression = null;
 			this.values = null;
@@ -100,7 +100,7 @@ public class ArrayOperators {
 		 */
 		public ArrayOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			this.fieldReference = null;
 			this.expression = expression;
 			this.values = null;
@@ -114,7 +114,7 @@ public class ArrayOperators {
 		 */
 		public ArrayOperatorFactory(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			this.fieldReference = null;
 			this.expression = null;
 			this.values = values;
@@ -140,7 +140,7 @@ public class ArrayOperators {
 		 */
 		public ArrayElemAt elementAt(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createArrayElemAt().elementAt(expression);
 		}
 
@@ -153,7 +153,7 @@ public class ArrayOperators {
 		 */
 		public ArrayElemAt elementAt(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createArrayElemAt().elementAt(fieldReference);
 		}
 
@@ -175,7 +175,7 @@ public class ArrayOperators {
 		 */
 		public ConcatArrays concat(String arrayFieldReference) {
 
-			Assert.notNull(arrayFieldReference, "ArrayFieldReference must not be null!");
+			Assert.notNull(arrayFieldReference, "ArrayFieldReference must not be null");
 			return createConcatArrays().concat(arrayFieldReference);
 		}
 
@@ -188,7 +188,7 @@ public class ArrayOperators {
 		 */
 		public ConcatArrays concat(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createConcatArrays().concat(expression);
 		}
 
@@ -213,7 +213,7 @@ public class ArrayOperators {
 				return Filter.filter(fieldReference);
 			}
 
-			Assert.state(values != null, "Values must not be null!");
+			Assert.state(values != null, "Values must not be null");
 			return Filter.filter(new ArrayList<>(values));
 		}
 
@@ -224,7 +224,7 @@ public class ArrayOperators {
 		 */
 		public IsArray isArray() {
 
-			Assert.state(values == null, "Does it make sense to call isArray on an array? Maybe just skip it?");
+			Assert.state(values == null, "Does it make sense to call isArray on an array; Maybe just skip it");
 
 			return usesFieldRef() ? IsArray.isArray(fieldReference) : IsArray.isArray(expression);
 		}
@@ -363,7 +363,7 @@ public class ArrayOperators {
 
 			return usesExpression() ? ArrayToObject.arrayValueOfToObject(expression) : ArrayToObject.arrayToObject(values);
 		}
-		
+
 		/**
 		 * Creates new {@link AggregationExpression} that return the first element in the associated array.
 		 * <strong>NOTE:</strong> Requires MongoDB 4.4 or later.
@@ -379,7 +379,7 @@ public class ArrayOperators {
 
 			return usesExpression() ? First.firstOf(expression) : First.first(values);
 		}
-		
+
 		/**
 		 * Creates new {@link AggregationExpression} that return the last element in the given array.
 		 * <strong>NOTE:</strong> Requires MongoDB 4.4 or later.
@@ -450,7 +450,7 @@ public class ArrayOperators {
 		 */
 		public static ArrayElemAt arrayOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ArrayElemAt(asFields(fieldReference));
 		}
 
@@ -462,7 +462,7 @@ public class ArrayOperators {
 		 */
 		public static ArrayElemAt arrayOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ArrayElemAt(Collections.singletonList(expression));
 		}
 
@@ -475,7 +475,7 @@ public class ArrayOperators {
 		 */
 		public static ArrayElemAt arrayOf(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			return new ArrayElemAt(Collections.singletonList(values));
 		}
 
@@ -497,7 +497,7 @@ public class ArrayOperators {
 		 */
 		public ArrayElemAt elementAt(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ArrayElemAt(append(expression));
 		}
 
@@ -509,7 +509,7 @@ public class ArrayOperators {
 		 */
 		public ArrayElemAt elementAt(String arrayFieldReference) {
 
-			Assert.notNull(arrayFieldReference, "ArrayReference must not be null!");
+			Assert.notNull(arrayFieldReference, "ArrayReference must not be null");
 			return new ArrayElemAt(append(Fields.field(arrayFieldReference)));
 		}
 	}
@@ -538,7 +538,7 @@ public class ArrayOperators {
 		 */
 		public static ConcatArrays arrayOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ConcatArrays(asFields(fieldReference));
 		}
 
@@ -550,7 +550,7 @@ public class ArrayOperators {
 		 */
 		public static ConcatArrays arrayOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ConcatArrays(Collections.singletonList(expression));
 		}
 
@@ -563,7 +563,7 @@ public class ArrayOperators {
 		 */
 		public static ConcatArrays arrayOf(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			return new ConcatArrays(Collections.singletonList(values));
 		}
 
@@ -575,7 +575,7 @@ public class ArrayOperators {
 		 */
 		public ConcatArrays concat(String arrayFieldReference) {
 
-			Assert.notNull(arrayFieldReference, "ArrayFieldReference must not be null!");
+			Assert.notNull(arrayFieldReference, "ArrayFieldReference must not be null");
 			return new ConcatArrays(append(Fields.field(arrayFieldReference)));
 		}
 
@@ -587,7 +587,7 @@ public class ArrayOperators {
 		 */
 		public ConcatArrays concat(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ConcatArrays(append(expression));
 		}
 	}
@@ -617,7 +617,7 @@ public class ArrayOperators {
 		 */
 		public static AsBuilder filter(String field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			return filter(Fields.field(field));
 		}
 
@@ -629,7 +629,7 @@ public class ArrayOperators {
 		 */
 		public static AsBuilder filter(Field field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			return new FilterExpressionBuilder().filter(field);
 		}
 
@@ -641,7 +641,7 @@ public class ArrayOperators {
 		 */
 		public static AsBuilder filter(List<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			return new FilterExpressionBuilder().filter(values);
 		}
 
@@ -768,7 +768,7 @@ public class ArrayOperators {
 			@Override
 			public AsBuilder filter(List<?> array) {
 
-				Assert.notNull(array, "Array must not be null!");
+				Assert.notNull(array, "Array must not be null");
 				filter.input = new ArrayList<Object>(array);
 				return this;
 			}
@@ -776,7 +776,7 @@ public class ArrayOperators {
 			@Override
 			public AsBuilder filter(Field field) {
 
-				Assert.notNull(field, "Field must not be null!");
+				Assert.notNull(field, "Field must not be null");
 				filter.input = field;
 				return this;
 			}
@@ -784,7 +784,7 @@ public class ArrayOperators {
 			@Override
 			public ConditionBuilder as(String variableName) {
 
-				Assert.notNull(variableName, "Variable name  must not be null!");
+				Assert.notNull(variableName, "Variable name  must not be null");
 				filter.as = new ExposedField(variableName, true);
 				return this;
 			}
@@ -792,7 +792,7 @@ public class ArrayOperators {
 			@Override
 			public Filter by(AggregationExpression condition) {
 
-				Assert.notNull(condition, "Condition must not be null!");
+				Assert.notNull(condition, "Condition must not be null");
 				filter.condition = condition;
 				return filter;
 			}
@@ -800,7 +800,7 @@ public class ArrayOperators {
 			@Override
 			public Filter by(String expression) {
 
-				Assert.notNull(expression, "Expression must not be null!");
+				Assert.notNull(expression, "Expression must not be null");
 				filter.condition = expression;
 				return filter;
 			}
@@ -808,7 +808,7 @@ public class ArrayOperators {
 			@Override
 			public Filter by(Document expression) {
 
-				Assert.notNull(expression, "Expression must not be null!");
+				Assert.notNull(expression, "Expression must not be null");
 				filter.condition = expression;
 				return filter;
 			}
@@ -839,7 +839,7 @@ public class ArrayOperators {
 		 */
 		public static IsArray isArray(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new IsArray(Fields.field(fieldReference));
 		}
 
@@ -851,7 +851,7 @@ public class ArrayOperators {
 		 */
 		public static IsArray isArray(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new IsArray(expression);
 		}
 	}
@@ -880,7 +880,7 @@ public class ArrayOperators {
 		 */
 		public static Size lengthOfArray(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Size(Fields.field(fieldReference));
 		}
 
@@ -892,7 +892,7 @@ public class ArrayOperators {
 		 */
 		public static Size lengthOfArray(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Size(expression);
 		}
 
@@ -905,7 +905,7 @@ public class ArrayOperators {
 		 */
 		public static Size lengthOfArray(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			return new Size(Collections.singletonList(values));
 		}
 	}
@@ -934,7 +934,7 @@ public class ArrayOperators {
 		 */
 		public static Slice sliceArrayOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Slice(asFields(fieldReference));
 		}
 
@@ -946,7 +946,7 @@ public class ArrayOperators {
 		 */
 		public static Slice sliceArrayOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Slice(Collections.singletonList(expression));
 		}
 
@@ -959,7 +959,7 @@ public class ArrayOperators {
 		 */
 		public static Slice sliceArrayOf(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			return new Slice(Collections.singletonList(values));
 		}
 
@@ -1029,7 +1029,7 @@ public class ArrayOperators {
 		 */
 		public static IndexOfArrayBuilder arrayOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new IndexOfArrayBuilder(Fields.field(fieldReference));
 		}
 
@@ -1041,7 +1041,7 @@ public class ArrayOperators {
 		 */
 		public static IndexOfArrayBuilder arrayOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new IndexOfArrayBuilder(expression);
 		}
 
@@ -1054,7 +1054,7 @@ public class ArrayOperators {
 		 */
 		public static IndexOfArrayBuilder arrayOf(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 			return new IndexOfArrayBuilder(values);
 		}
 
@@ -1087,7 +1087,7 @@ public class ArrayOperators {
 			 */
 			public IndexOfArray indexOf(Object value) {
 
-				Assert.notNull(value, "Value must not be null!");
+				Assert.notNull(value, "Value must not be null");
 				return new IndexOfArray(Arrays.asList(targetArray, value));
 			}
 		}
@@ -1411,8 +1411,8 @@ public class ArrayOperators {
 
 			protected PropertyExpression(String propertyName, AggregationExpression aggregationExpression) {
 
-				Assert.notNull(propertyName, "Property name must not be null!");
+				Assert.notNull(propertyName, "Property name must not be null");
-				Assert.notNull(aggregationExpression, "AggregationExpression must not be null!");
+				Assert.notNull(aggregationExpression, "AggregationExpression must not be null");
 
 				this.propertyName = propertyName;
 				this.aggregationExpression = aggregationExpression;
@@ -1559,7 +1559,7 @@ public class ArrayOperators {
 		 */
 		public static ZipBuilder arrayOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new ZipBuilder(Fields.field(fieldReference));
 		}
 
@@ -1571,7 +1571,7 @@ public class ArrayOperators {
 		 */
 		public static ZipBuilder arrayOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new ZipBuilder(expression);
 		}
 
@@ -1584,7 +1584,7 @@ public class ArrayOperators {
 		 */
 		public static ZipBuilder arrayOf(Collection<?> values) {
 
-			Assert.notNull(values, "Expression must not be null!");
+			Assert.notNull(values, "Expression must not be null");
 			return new ZipBuilder(values);
 		}
 
@@ -1605,7 +1605,7 @@ public class ArrayOperators {
 		 */
 		public Zip defaultTo(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Zip(append("defaults", Fields.field(fieldReference)));
 		}
 
@@ -1617,7 +1617,7 @@ public class ArrayOperators {
 		 */
 		public Zip defaultTo(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Zip(append("defaults", expression));
 		}
 
@@ -1629,7 +1629,7 @@ public class ArrayOperators {
 		 */
 		public Zip defaultTo(Object[] array) {
 
-			Assert.notNull(array, "Array must not be null!");
+			Assert.notNull(array, "Array must not be null");
 			return new Zip(append("defaults", Arrays.asList(array)));
 		}
 
@@ -1653,7 +1653,7 @@ public class ArrayOperators {
 			 */
 			public Zip zip(Object... arrays) {
 
-				Assert.notNull(arrays, "Arrays must not be null!");
+				Assert.notNull(arrays, "Arrays must not be null");
 				for (Object value : arrays) {
 
 					if (value instanceof String) {
@@ -1696,11 +1696,11 @@ public class ArrayOperators {
 		 */
 		public static InBuilder arrayOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 
 			return value -> {
 
-				Assert.notNull(value, "Value must not be null!");
+				Assert.notNull(value, "Value must not be null");
 				return new In(Arrays.asList(value, Fields.field(fieldReference)));
 			};
 		}
@@ -1713,11 +1713,11 @@ public class ArrayOperators {
 		 */
 		public static InBuilder arrayOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 
 			return value -> {
 
-				Assert.notNull(value, "Value must not be null!");
+				Assert.notNull(value, "Value must not be null");
 
 				return new In(Arrays.asList(value, expression));
 			};
@@ -1732,11 +1732,11 @@ public class ArrayOperators {
 		 */
 		public static InBuilder arrayOf(Collection<?> values) {
 
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 
 			return value -> {
 
-				Assert.notNull(value, "Value must not be null!");
+				Assert.notNull(value, "Value must not be null");
 
 				return new In(Arrays.asList(value, values));
 			};
@@ -1807,7 +1807,7 @@ public class ArrayOperators {
 			return "$arrayToObject";
 		}
 	}
-	
+
 	/**
 	 * {@link AggregationExpression} for {@code $first} that returns the first element in an array. <br />
 	 * <strong>NOTE:</strong> Requires MongoDB 4.4 or later.
@@ -1861,7 +1861,7 @@ public class ArrayOperators {
 			return "$first";
 		}
 	}
-	
+
 	/**
 	 * {@link AggregationExpression} for {@code $last} that returns the last element in an array. <br />
 	 * <strong>NOTE:</strong> Requires MongoDB 4.4 or later.

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BooleanOperators.java

@@ -87,7 +87,7 @@ public class BooleanOperators {
 		 */
 		public BooleanOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			this.fieldReference = fieldReference;
 			this.expression = null;
 		}
@@ -99,7 +99,7 @@ public class BooleanOperators {
 		 */
 		public BooleanOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			this.fieldReference = null;
 			this.expression = expression;
 		}
@@ -113,7 +113,7 @@ public class BooleanOperators {
 		 */
 		public And and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createAnd().andExpression(expression);
 		}
 
@@ -126,7 +126,7 @@ public class BooleanOperators {
 		 */
 		public And and(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createAnd().andField(fieldReference);
 		}
 
@@ -143,7 +143,7 @@ public class BooleanOperators {
 		 */
 		public Or or(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createOr().orExpression(expression);
 		}
 
@@ -156,7 +156,7 @@ public class BooleanOperators {
 		 */
 		public Or or(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createOr().orField(fieldReference);
 		}
 
@@ -213,7 +213,7 @@ public class BooleanOperators {
 		 */
 		public And andExpression(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new And(append(expression));
 		}
 
@@ -225,7 +225,7 @@ public class BooleanOperators {
 		 */
 		public And andField(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new And(append(Fields.field(fieldReference)));
 		}
 
@@ -237,7 +237,7 @@ public class BooleanOperators {
 		 */
 		public And andValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new And(append(value));
 		}
 	}
@@ -267,7 +267,7 @@ public class BooleanOperators {
 		 */
 		public static Or or(Object... expressions) {
 
-			Assert.notNull(expressions, "Expressions must not be null!");
+			Assert.notNull(expressions, "Expressions must not be null");
 			return new Or(Arrays.asList(expressions));
 		}
 
@@ -279,7 +279,7 @@ public class BooleanOperators {
 		 */
 		public Or orExpression(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Or(append(expression));
 		}
 
@@ -291,7 +291,7 @@ public class BooleanOperators {
 		 */
 		public Or orField(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Or(append(Fields.field(fieldReference)));
 		}
 
@@ -303,7 +303,7 @@ public class BooleanOperators {
 		 */
 		public Or orValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Or(append(value));
 		}
 	}
@@ -333,7 +333,7 @@ public class BooleanOperators {
 		 */
 		public static Not not(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Not(asFields(fieldReference));
 		}
 
@@ -346,7 +346,7 @@ public class BooleanOperators {
 		 */
 		public static Not not(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Not(Collections.singletonList(expression));
 		}
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperation.java

@@ -50,7 +50,7 @@ public class BucketAutoOperation extends BucketOperationSupport<BucketAutoOperat
 
 		super(groupByField);
 
-		Assert.isTrue(buckets > 0, "Number of buckets must be greater 0!");
+		Assert.isTrue(buckets > 0, "Number of buckets must be greater 0");
 
 		this.buckets = buckets;
 		this.granularity = null;
@@ -66,7 +66,7 @@ public class BucketAutoOperation extends BucketOperationSupport<BucketAutoOperat
 
 		super(groupByExpression);
 
-		Assert.isTrue(buckets > 0, "Number of buckets must be greater 0!");
+		Assert.isTrue(buckets > 0, "Number of buckets must be greater 0");
 
 		this.buckets = buckets;
 		this.granularity = null;
@@ -117,7 +117,7 @@ public class BucketAutoOperation extends BucketOperationSupport<BucketAutoOperat
 	 */
 	public BucketAutoOperation withBuckets(int buckets) {
 
-		Assert.isTrue(buckets > 0, "Number of buckets must be greater 0!");
+		Assert.isTrue(buckets > 0, "Number of buckets must be greater 0");
 		return new BucketAutoOperation(this, buckets, granularity);
 	}
 
@@ -132,7 +132,7 @@ public class BucketAutoOperation extends BucketOperationSupport<BucketAutoOperat
 	 */
 	public BucketAutoOperation withGranularity(Granularity granularity) {
 
-		Assert.notNull(granularity, "Granularity must not be null!");
+		Assert.notNull(granularity, "Granularity must not be null");
 
 		return new BucketAutoOperation(this, buckets, granularity.getMongoRepresentation());
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperation.java

@@ -113,7 +113,7 @@ public class BucketOperation extends BucketOperationSupport<BucketOperation, Buc
 	 */
 	public BucketOperation withDefaultBucket(Object literal) {
 
-		Assert.notNull(literal, "Default bucket literal must not be null!");
+		Assert.notNull(literal, "Default bucket literal must not be null");
 		return new BucketOperation(this, boundaries, literal);
 	}
 
@@ -126,8 +126,8 @@ public class BucketOperation extends BucketOperationSupport<BucketOperation, Buc
 	 */
 	public BucketOperation withBoundaries(Object... boundaries) {
 
-		Assert.notNull(boundaries, "Boundaries must not be null!");
+		Assert.notNull(boundaries, "Boundaries must not be null");
-		Assert.noNullElements(boundaries, "Boundaries must not contain null values!");
+		Assert.noNullElements(boundaries, "Boundaries must not contain null values");
 
 		List<Object> newBoundaries = new ArrayList<Object>(this.boundaries.size() + boundaries.length);
 		newBoundaries.addAll(this.boundaries);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperationSupport.java

@@ -51,7 +51,7 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 	 */
 	protected BucketOperationSupport(Field groupByField) {
 
-		Assert.notNull(groupByField, "Group by field must not be null!");
+		Assert.notNull(groupByField, "Group by field must not be null");
 
 		this.groupByField = groupByField;
 		this.groupByExpression = null;
@@ -65,7 +65,7 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 	 */
 	protected BucketOperationSupport(AggregationExpression groupByExpression) {
 
-		Assert.notNull(groupByExpression, "Group by AggregationExpression must not be null!");
+		Assert.notNull(groupByExpression, "Group by AggregationExpression must not be null");
 
 		this.groupByExpression = groupByExpression;
 		this.groupByField = null;
@@ -89,8 +89,8 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 	 */
 	protected BucketOperationSupport(BucketOperationSupport<?, ?> operationSupport, Outputs outputs) {
 
-		Assert.notNull(operationSupport, "BucketOperationSupport must not be null!");
+		Assert.notNull(operationSupport, "BucketOperationSupport must not be null");
-		Assert.notNull(outputs, "Outputs must not be null!");
+		Assert.notNull(outputs, "Outputs must not be null");
 
 		this.groupByField = operationSupport.groupByField;
 		this.groupByExpression = operationSupport.groupByExpression;
@@ -213,8 +213,8 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 		 */
 		protected OutputBuilder(Object value, T operation) {
 
-			Assert.notNull(value, "Value must not be null or empty!");
+			Assert.notNull(value, "Value must not be null or empty");
-			Assert.notNull(operation, "ProjectionOperation must not be null!");
+			Assert.notNull(operation, "ProjectionOperation must not be null");
 
 			this.value = value;
 			this.operation = operation;
@@ -321,8 +321,8 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 		 */
 		public B apply(String operation, Object... values) {
 
-			Assert.hasText(operation, "Operation must not be empty or null!");
+			Assert.hasText(operation, "Operation must not be empty or null");
-			Assert.notNull(value, "Values must not be null!");
+			Assert.notNull(value, "Values must not be null");
 
 			List<Object> objects = new ArrayList<Object>(values.length + 1);
 			objects.add(value);
@@ -355,7 +355,7 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 			}
 
 			if (value instanceof Field) {
-				throw new IllegalStateException("Cannot add a field as top-level output. Use accumulator expressions.");
+				throw new IllegalStateException("Cannot add a field as top-level output; Use accumulator expressions");
 			}
 
 			return this.operation
@@ -437,7 +437,7 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 		 */
 		protected Outputs and(Output output) {
 
-			Assert.notNull(output, "BucketOutput must not be null!");
+			Assert.notNull(output, "BucketOutput must not be null");
 			return new Outputs(this.outputs, output);
 		}
 
@@ -480,7 +480,7 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 		 */
 		protected Output(Field field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			this.field = new ExposedField(field, true);
 		}
 
@@ -516,8 +516,8 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 
 			super(Fields.field(operation));
 
-			Assert.hasText(operation, "Operation must not be null or empty!");
+			Assert.hasText(operation, "Operation must not be null or empty");
-			Assert.notNull(values, "Values must not be null!");
+			Assert.notNull(values, "Values must not be null");
 
 			this.operation = operation;
 			this.values = new ArrayList<Object>(values);
@@ -616,8 +616,8 @@ public abstract class BucketOperationSupport<T extends BucketOperationSupport<T,
 
 			super(Fields.field(expression));
 
-			Assert.hasText(expression, "Expression must not be null!");
+			Assert.hasText(expression, "Expression must not be null");
-			Assert.notNull(parameters, "Parameters must not be null!");
+			Assert.notNull(parameters, "Parameters must not be null");
 
 			this.expression = expression;
 			this.params = parameters.clone();

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ComparisonOperators.java

@@ -60,7 +60,7 @@ public class ComparisonOperators {
 		 */
 		public ComparisonOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			this.fieldReference = fieldReference;
 			this.expression = null;
 		}
@@ -72,7 +72,7 @@ public class ComparisonOperators {
 		 */
 		public ComparisonOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			this.fieldReference = null;
 			this.expression = expression;
 		}
@@ -362,7 +362,7 @@ public class ComparisonOperators {
 		 */
 		public static Cmp valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Cmp(asFields(fieldReference));
 		}
 
@@ -374,7 +374,7 @@ public class ComparisonOperators {
 		 */
 		public static Cmp valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Cmp(Collections.singletonList(expression));
 		}
 
@@ -386,7 +386,7 @@ public class ComparisonOperators {
 		 */
 		public Cmp compareTo(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Cmp(append(Fields.field(fieldReference)));
 		}
 
@@ -398,7 +398,7 @@ public class ComparisonOperators {
 		 */
 		public Cmp compareTo(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Cmp(append(expression));
 		}
 
@@ -410,7 +410,7 @@ public class ComparisonOperators {
 		 */
 		public Cmp compareToValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Cmp(append(value, Expand.KEEP_SOURCE));
 		}
 	}
@@ -439,7 +439,7 @@ public class ComparisonOperators {
 		 */
 		public static Eq valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Eq(asFields(fieldReference));
 		}
 
@@ -451,7 +451,7 @@ public class ComparisonOperators {
 		 */
 		public static Eq valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Eq(Collections.singletonList(expression));
 		}
 
@@ -463,7 +463,7 @@ public class ComparisonOperators {
 		 */
 		public Eq equalTo(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Eq(append(Fields.field(fieldReference)));
 		}
 
@@ -475,7 +475,7 @@ public class ComparisonOperators {
 		 */
 		public Eq equalTo(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Eq(append(expression));
 		}
 
@@ -487,7 +487,7 @@ public class ComparisonOperators {
 		 */
 		public Eq equalToValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Eq(append(value, Expand.KEEP_SOURCE));
 		}
 	}
@@ -516,7 +516,7 @@ public class ComparisonOperators {
 		 */
 		public static Gt valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Gt(asFields(fieldReference));
 		}
 
@@ -528,7 +528,7 @@ public class ComparisonOperators {
 		 */
 		public static Gt valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Gt(Collections.singletonList(expression));
 		}
 
@@ -540,7 +540,7 @@ public class ComparisonOperators {
 		 */
 		public Gt greaterThan(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Gt(append(Fields.field(fieldReference)));
 		}
 
@@ -552,7 +552,7 @@ public class ComparisonOperators {
 		 */
 		public Gt greaterThan(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Gt(append(expression));
 		}
 
@@ -564,7 +564,7 @@ public class ComparisonOperators {
 		 */
 		public Gt greaterThanValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Gt(append(value));
 		}
 	}
@@ -593,7 +593,7 @@ public class ComparisonOperators {
 		 */
 		public static Lt valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Lt(asFields(fieldReference));
 		}
 
@@ -605,7 +605,7 @@ public class ComparisonOperators {
 		 */
 		public static Lt valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Lt(Collections.singletonList(expression));
 		}
 
@@ -617,7 +617,7 @@ public class ComparisonOperators {
 		 */
 		public Lt lessThan(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Lt(append(Fields.field(fieldReference)));
 		}
 
@@ -629,7 +629,7 @@ public class ComparisonOperators {
 		 */
 		public Lt lessThan(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Lt(append(expression));
 		}
 
@@ -641,7 +641,7 @@ public class ComparisonOperators {
 		 */
 		public Lt lessThanValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Lt(append(value));
 		}
 	}
@@ -670,7 +670,7 @@ public class ComparisonOperators {
 		 */
 		public static Gte valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Gte(asFields(fieldReference));
 		}
 
@@ -682,7 +682,7 @@ public class ComparisonOperators {
 		 */
 		public static Gte valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Gte(Collections.singletonList(expression));
 		}
 
@@ -694,7 +694,7 @@ public class ComparisonOperators {
 		 */
 		public Gte greaterThanEqualTo(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Gte(append(Fields.field(fieldReference)));
 		}
 
@@ -706,7 +706,7 @@ public class ComparisonOperators {
 		 */
 		public Gte greaterThanEqualTo(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Gte(append(expression));
 		}
 
@@ -718,7 +718,7 @@ public class ComparisonOperators {
 		 */
 		public Gte greaterThanEqualToValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Gte(append(value));
 		}
 	}
@@ -747,7 +747,7 @@ public class ComparisonOperators {
 		 */
 		public static Lte valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Lte(asFields(fieldReference));
 		}
 
@@ -759,7 +759,7 @@ public class ComparisonOperators {
 		 */
 		public static Lte valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Lte(Collections.singletonList(expression));
 		}
 
@@ -771,7 +771,7 @@ public class ComparisonOperators {
 		 */
 		public Lte lessThanEqualTo(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Lte(append(Fields.field(fieldReference)));
 		}
 
@@ -783,7 +783,7 @@ public class ComparisonOperators {
 		 */
 		public Lte lessThanEqualTo(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Lte(append(expression));
 		}
 
@@ -795,7 +795,7 @@ public class ComparisonOperators {
 		 */
 		public Lte lessThanEqualToValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Lte(append(value));
 		}
 	}
@@ -824,7 +824,7 @@ public class ComparisonOperators {
 		 */
 		public static Ne valueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Ne(asFields(fieldReference));
 		}
 
@@ -836,7 +836,7 @@ public class ComparisonOperators {
 		 */
 		public static Ne valueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Ne(Collections.singletonList(expression));
 		}
 
@@ -848,7 +848,7 @@ public class ComparisonOperators {
 		 */
 		public Ne notEqualTo(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new Ne(append(Fields.field(fieldReference)));
 		}
 
@@ -860,7 +860,7 @@ public class ComparisonOperators {
 		 */
 		public Ne notEqualTo(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new Ne(append(expression));
 		}
 
@@ -872,7 +872,7 @@ public class ComparisonOperators {
 		 */
 		public Ne notEqualToValue(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Ne(append(value, Expand.KEEP_SOURCE));
 		}
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConditionalOperators.java

@@ -80,7 +80,7 @@ public class ConditionalOperators {
 	 */
 	public static IfNull.ThenBuilder ifNull(String fieldReference) {
 
-		Assert.notNull(fieldReference, "FieldReference must not be null!");
+		Assert.notNull(fieldReference, "FieldReference must not be null");
 		return IfNull.ifNull(fieldReference);
 	}
 
@@ -94,7 +94,7 @@ public class ConditionalOperators {
 	 */
 	public static IfNull.ThenBuilder ifNull(AggregationExpression expression) {
 
-		Assert.notNull(expression, "Expression must not be null!");
+		Assert.notNull(expression, "Expression must not be null");
 		return IfNull.ifNull(expression);
 	}
 
@@ -137,7 +137,7 @@ public class ConditionalOperators {
 		 */
 		public ConditionalOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 
 			this.fieldReference = fieldReference;
 			this.expression = null;
@@ -151,7 +151,7 @@ public class ConditionalOperators {
 		 */
 		public ConditionalOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 
 			this.fieldReference = null;
 			this.expression = expression;
@@ -165,7 +165,7 @@ public class ConditionalOperators {
 		 */
 		public ConditionalOperatorFactory(CriteriaDefinition criteriaDefinition) {
 
-			Assert.notNull(criteriaDefinition, "CriteriaDefinition must not be null!");
+			Assert.notNull(criteriaDefinition, "CriteriaDefinition must not be null");
 
 			this.fieldReference = null;
 			this.expression = null;
@@ -181,7 +181,7 @@ public class ConditionalOperators {
 		 */
 		public OtherwiseBuilder then(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return createThenBuilder().then(value);
 		}
 
@@ -194,7 +194,7 @@ public class ConditionalOperators {
 		 */
 		public OtherwiseBuilder thenValueOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return createThenBuilder().then(expression);
 		}
 
@@ -207,7 +207,7 @@ public class ConditionalOperators {
 		 */
 		public OtherwiseBuilder thenValueOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return createThenBuilder().thenValueOf(fieldReference);
 		}
 
@@ -258,7 +258,7 @@ public class ConditionalOperators {
 		 */
 		public static ThenBuilder ifNull(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return new IfNullOperatorBuilder().ifNull(fieldReference);
 		}
 
@@ -271,7 +271,7 @@ public class ConditionalOperators {
 		 */
 		public static ThenBuilder ifNull(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return new IfNullOperatorBuilder().ifNull(expression);
 		}
 
@@ -406,7 +406,7 @@ public class ConditionalOperators {
 
 			public ThenBuilder ifNull(String fieldReference) {
 
-				Assert.hasText(fieldReference, "FieldReference name must not be null or empty!");
+				Assert.hasText(fieldReference, "FieldReference name must not be null or empty");
 				this.conditions.add(Fields.field(fieldReference));
 				return this;
 			}
@@ -414,7 +414,7 @@ public class ConditionalOperators {
 			@Override
 			public ThenBuilder ifNull(AggregationExpression expression) {
 
-				Assert.notNull(expression, "AggregationExpression name must not be null or empty!");
+				Assert.notNull(expression, "AggregationExpression name must not be null or empty");
 				this.conditions.add(expression);
 				return this;
 			}
@@ -435,13 +435,13 @@ public class ConditionalOperators {
 
 			public IfNull thenValueOf(String fieldReference) {
 
-				Assert.notNull(fieldReference, "FieldReference must not be null!");
+				Assert.notNull(fieldReference, "FieldReference must not be null");
 				return new IfNull(conditions, Fields.field(fieldReference));
 			}
 
 			public IfNull thenValueOf(AggregationExpression expression) {
 
-				Assert.notNull(expression, "Expression must not be null!");
+				Assert.notNull(expression, "Expression must not be null");
 				return new IfNull(conditions, expression);
 			}
 		}
@@ -470,7 +470,7 @@ public class ConditionalOperators {
 		 */
 		public static Switch switchCases(CaseOperator... conditions) {
 
-			Assert.notNull(conditions, "Conditions must not be null!");
+			Assert.notNull(conditions, "Conditions must not be null");
 			return switchCases(Arrays.asList(conditions));
 		}
 
@@ -481,7 +481,7 @@ public class ConditionalOperators {
 		 */
 		public static Switch switchCases(List<CaseOperator> conditions) {
 
-			Assert.notNull(conditions, "Conditions must not be null!");
+			Assert.notNull(conditions, "Conditions must not be null");
 			return new Switch(Collections.<String, Object> singletonMap("branches", new ArrayList<CaseOperator>(conditions)));
 		}
 
@@ -511,14 +511,14 @@ public class ConditionalOperators {
 
 			public static ThenBuilder when(final AggregationExpression condition) {
 
-				Assert.notNull(condition, "Condition must not be null!");
+				Assert.notNull(condition, "Condition must not be null");
 
 				return new ThenBuilder() {
 
 					@Override
 					public CaseOperator then(Object value) {
 
-						Assert.notNull(value, "Value must not be null!");
+						Assert.notNull(value, "Value must not be null");
 						return new CaseOperator(condition, value);
 					}
 				};
@@ -598,9 +598,9 @@ public class ConditionalOperators {
 
 		private Cond(Object condition, Object thenValue, Object otherwiseValue) {
 
-			Assert.notNull(condition, "Condition must not be null!");
+			Assert.notNull(condition, "Condition must not be null");
-			Assert.notNull(thenValue, "Then value must not be null!");
+			Assert.notNull(thenValue, "Then value must not be null");
-			Assert.notNull(otherwiseValue, "Otherwise value must not be null!");
+			Assert.notNull(otherwiseValue, "Otherwise value must not be null");
 
 			assertNotBuilder(condition, "Condition");
 			assertNotBuilder(thenValue, "Then value");
@@ -657,7 +657,7 @@ public class ConditionalOperators {
 			}
 
 			throw new InvalidDataAccessApiUsageException(
-					String.format("Invalid value in condition. Supported: Document, Field references, Criteria, got: %s", value));
+					String.format("Invalid value in condition; Supported: Document, Field references, Criteria, got: %s", value));
 		}
 
 		private List<Object> getClauses(AggregationOperationContext context, Document mappedObject) {
@@ -892,7 +892,7 @@ public class ConditionalOperators {
 			@Override
 			public ConditionalExpressionBuilder when(Document booleanExpression) {
 
-				Assert.notNull(booleanExpression, "'Boolean expression' must not be null!");
+				Assert.notNull(booleanExpression, "'Boolean expression' must not be null");
 
 				this.condition = booleanExpression;
 				return this;
@@ -901,7 +901,7 @@ public class ConditionalOperators {
 			@Override
 			public ThenBuilder when(CriteriaDefinition criteria) {
 
-				Assert.notNull(criteria, "Criteria must not be null!");
+				Assert.notNull(criteria, "Criteria must not be null");
 				this.condition = criteria;
 				return this;
 			}
@@ -909,7 +909,7 @@ public class ConditionalOperators {
 			@Override
 			public ThenBuilder when(AggregationExpression expression) {
 
-				Assert.notNull(expression, "AggregationExpression field must not be null!");
+				Assert.notNull(expression, "AggregationExpression field must not be null");
 				this.condition = expression;
 				return this;
 			}
@@ -917,7 +917,7 @@ public class ConditionalOperators {
 			@Override
 			public ThenBuilder when(String booleanField) {
 
-				Assert.hasText(booleanField, "Boolean field name must not be null or empty!");
+				Assert.hasText(booleanField, "Boolean field name must not be null or empty");
 				this.condition = Fields.field(booleanField);
 				return this;
 			}
@@ -925,7 +925,7 @@ public class ConditionalOperators {
 			@Override
 			public OtherwiseBuilder then(Object thenValue) {
 
-				Assert.notNull(thenValue, "Then-value must not be null!");
+				Assert.notNull(thenValue, "Then-value must not be null");
 				this.thenValue = thenValue;
 				return this;
 			}
@@ -933,7 +933,7 @@ public class ConditionalOperators {
 			@Override
 			public OtherwiseBuilder thenValueOf(String fieldReference) {
 
-				Assert.notNull(fieldReference, "FieldReference must not be null!");
+				Assert.notNull(fieldReference, "FieldReference must not be null");
 				this.thenValue = Fields.field(fieldReference);
 				return this;
 			}
@@ -941,7 +941,7 @@ public class ConditionalOperators {
 			@Override
 			public OtherwiseBuilder thenValueOf(AggregationExpression expression) {
 
-				Assert.notNull(expression, "AggregationExpression must not be null!");
+				Assert.notNull(expression, "AggregationExpression must not be null");
 				this.thenValue = expression;
 				return this;
 			}
@@ -949,21 +949,21 @@ public class ConditionalOperators {
 			@Override
 			public Cond otherwise(Object otherwiseValue) {
 
-				Assert.notNull(otherwiseValue, "Value must not be null!");
+				Assert.notNull(otherwiseValue, "Value must not be null");
 				return new Cond(condition, thenValue, otherwiseValue);
 			}
 
 			@Override
 			public Cond otherwiseValueOf(String fieldReference) {
 
-				Assert.notNull(fieldReference, "FieldReference must not be null!");
+				Assert.notNull(fieldReference, "FieldReference must not be null");
 				return new Cond(condition, thenValue, Fields.field(fieldReference));
 			}
 
 			@Override
 			public Cond otherwiseValueOf(AggregationExpression expression) {
 
-				Assert.notNull(expression, "AggregationExpression must not be null!");
+				Assert.notNull(expression, "AggregationExpression must not be null");
 				return new Cond(condition, thenValue, expression);
 			}
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConvertOperators.java

@@ -64,7 +64,7 @@ public class ConvertOperators {
 		 */
 		public ConvertOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 
 			this.fieldReference = fieldReference;
 			this.expression = null;
@@ -77,7 +77,7 @@ public class ConvertOperators {
 		 */
 		public ConvertOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 
 			this.fieldReference = null;
 			this.expression = expression;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/CountOperation.java

@@ -39,7 +39,7 @@ public class CountOperation implements FieldsExposingAggregationOperation {
 	 */
 	public CountOperation(String fieldName) {
 
-		Assert.hasText(fieldName, "Field name must not be null or empty!");
+		Assert.hasText(fieldName, "Field name must not be null or empty");
 		this.fieldName = fieldName;
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/DataTypeOperators.java

@@ -60,7 +60,7 @@ public class DataTypeOperators {
 		 */
 		public static Type typeOf(String field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			return new Type(Fields.field(field));
 		}
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/DateOperators.java

@@ -48,7 +48,7 @@ public class DateOperators {
 	 */
 	public static DateOperatorFactory dateOf(String fieldReference) {
 
-		Assert.notNull(fieldReference, "FieldReference must not be null!");
+		Assert.notNull(fieldReference, "FieldReference must not be null");
 		return new DateOperatorFactory(fieldReference);
 	}
 
@@ -61,7 +61,7 @@ public class DateOperators {
 	 */
 	public static DateOperatorFactory zonedDateOf(String fieldReference, Timezone timezone) {
 
-		Assert.notNull(fieldReference, "FieldReference must not be null!");
+		Assert.notNull(fieldReference, "FieldReference must not be null");
 		return new DateOperatorFactory(fieldReference).withTimezone(timezone);
 	}
 
@@ -73,7 +73,7 @@ public class DateOperators {
 	 */
 	public static DateOperatorFactory dateOf(AggregationExpression expression) {
 
-		Assert.notNull(expression, "Expression must not be null!");
+		Assert.notNull(expression, "Expression must not be null");
 		return new DateOperatorFactory(expression);
 	}
 
@@ -86,7 +86,7 @@ public class DateOperators {
 	 */
 	public static DateOperatorFactory zonedDateOf(AggregationExpression expression, Timezone timezone) {
 
-		Assert.notNull(expression, "Expression must not be null!");
+		Assert.notNull(expression, "Expression must not be null");
 		return new DateOperatorFactory(expression).withTimezone(timezone);
 	}
 
@@ -109,7 +109,7 @@ public class DateOperators {
 	 */
 	public static DateOperatorFactory dateValue(Object value) {
 
-		Assert.notNull(value, "Value must not be null!");
+		Assert.notNull(value, "Value must not be null");
 		return new DateOperatorFactory(value);
 	}
 
@@ -194,7 +194,7 @@ public class DateOperators {
 		 */
 		public static Timezone valueOf(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Timezone(value);
 		}
 
@@ -207,7 +207,7 @@ public class DateOperators {
 		 */
 		public static Timezone fromOffset(TimeZone timeZone) {
 
-			Assert.notNull(timeZone, "TimeZone must not be null!");
+			Assert.notNull(timeZone, "TimeZone must not be null");
 
 			return fromOffset(
 					ZoneOffset.ofTotalSeconds(Math.toIntExact(TimeUnit.MILLISECONDS.toSeconds(timeZone.getRawOffset()))));
@@ -222,7 +222,7 @@ public class DateOperators {
 		 */
 		public static Timezone fromOffset(ZoneOffset offset) {
 
-			Assert.notNull(offset, "ZoneOffset must not be null!");
+			Assert.notNull(offset, "ZoneOffset must not be null");
 			return new Timezone(offset.toString());
 		}
 
@@ -235,7 +235,7 @@ public class DateOperators {
 		 */
 		public static Timezone fromZone(TimeZone timeZone) {
 
-			Assert.notNull(timeZone, "TimeZone must not be null!");
+			Assert.notNull(timeZone, "TimeZone must not be null");
 
 			return valueOf(timeZone.getID());
 		}
@@ -249,7 +249,7 @@ public class DateOperators {
 		 */
 		public static Timezone fromZone(ZoneId zoneId) {
 
-			Assert.notNull(zoneId, "ZoneId must not be null!");
+			Assert.notNull(zoneId, "ZoneId must not be null");
 			return new Timezone(zoneId.toString());
 		}
 
@@ -316,7 +316,7 @@ public class DateOperators {
 
 			this(fieldReference, null, null, Timezone.none());
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 		}
 
 		/**
@@ -328,7 +328,7 @@ public class DateOperators {
 
 			this(null, expression, null, Timezone.none());
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 		}
 
 		/**
@@ -348,7 +348,7 @@ public class DateOperators {
 
 			this(null, null, value, Timezone.none());
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 		}
 
 		/**
@@ -362,7 +362,7 @@ public class DateOperators {
 		 */
 		public DateOperatorFactory withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null!");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new DateOperatorFactory(fieldReference, expression, dateValue, timezone);
 		}
 
@@ -811,7 +811,7 @@ public class DateOperators {
 		 */
 		public DateFromPartsOperatorFactory withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null!");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new DateFromPartsOperatorFactory(timezone);
 		}
 	}
@@ -893,7 +893,7 @@ public class DateOperators {
 		 */
 		public static DayOfYear dayOfYear(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new DayOfYear(value);
 		}
 
@@ -905,7 +905,7 @@ public class DateOperators {
 		 */
 		public static DayOfYear dayOfYear(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return dayOfYear(Fields.field(fieldReference));
 		}
 
@@ -917,7 +917,7 @@ public class DateOperators {
 		 */
 		public static DayOfYear dayOfYear(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return dayOfYear((Object) expression);
 		}
 
@@ -933,7 +933,7 @@ public class DateOperators {
 		@Override
 		public DayOfYear withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new DayOfYear(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -965,7 +965,7 @@ public class DateOperators {
 		 */
 		public static DayOfMonth dayOfMonth(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new DayOfMonth(value);
 		}
 
@@ -977,7 +977,7 @@ public class DateOperators {
 		 */
 		public static DayOfMonth dayOfMonth(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return dayOfMonth(Fields.field(fieldReference));
 		}
 
@@ -989,7 +989,7 @@ public class DateOperators {
 		 */
 		public static DayOfMonth dayOfMonth(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return dayOfMonth((Object) expression);
 		}
 
@@ -1005,7 +1005,7 @@ public class DateOperators {
 		@Override
 		public DayOfMonth withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new DayOfMonth(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1037,7 +1037,7 @@ public class DateOperators {
 		 */
 		public static DayOfWeek dayOfWeek(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new DayOfWeek(value);
 		}
 
@@ -1049,7 +1049,7 @@ public class DateOperators {
 		 */
 		public static DayOfWeek dayOfWeek(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return dayOfWeek(Fields.field(fieldReference));
 		}
 
@@ -1061,7 +1061,7 @@ public class DateOperators {
 		 */
 		public static DayOfWeek dayOfWeek(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return dayOfWeek((Object) expression);
 		}
 
@@ -1077,7 +1077,7 @@ public class DateOperators {
 		@Override
 		public DayOfWeek withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new DayOfWeek(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1109,7 +1109,7 @@ public class DateOperators {
 		 */
 		public static Year year(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Year(value);
 		}
 
@@ -1121,7 +1121,7 @@ public class DateOperators {
 		 */
 		public static Year yearOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return year(Fields.field(fieldReference));
 		}
 
@@ -1133,7 +1133,7 @@ public class DateOperators {
 		 */
 		public static Year yearOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return year(expression);
 		}
 
@@ -1149,7 +1149,7 @@ public class DateOperators {
 		@Override
 		public Year withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Year(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1181,7 +1181,7 @@ public class DateOperators {
 		 */
 		public static Month month(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Month(value);
 		}
 
@@ -1193,7 +1193,7 @@ public class DateOperators {
 		 */
 		public static Month monthOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return month(Fields.field(fieldReference));
 		}
 
@@ -1205,7 +1205,7 @@ public class DateOperators {
 		 */
 		public static Month monthOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return month(expression);
 		}
 
@@ -1221,7 +1221,7 @@ public class DateOperators {
 		@Override
 		public Month withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Month(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1253,7 +1253,7 @@ public class DateOperators {
 		 */
 		public static Week week(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Week(value);
 		}
 
@@ -1265,7 +1265,7 @@ public class DateOperators {
 		 */
 		public static Week weekOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return week(Fields.field(fieldReference));
 		}
 
@@ -1277,7 +1277,7 @@ public class DateOperators {
 		 */
 		public static Week weekOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return week(expression);
 		}
 
@@ -1293,7 +1293,7 @@ public class DateOperators {
 		@Override
 		public Week withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Week(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1325,7 +1325,7 @@ public class DateOperators {
 		 */
 		public static Hour hour(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Hour(value);
 		}
 
@@ -1337,7 +1337,7 @@ public class DateOperators {
 		 */
 		public static Hour hourOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return hour(Fields.field(fieldReference));
 		}
 
@@ -1349,7 +1349,7 @@ public class DateOperators {
 		 */
 		public static Hour hourOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return hour(expression);
 		}
 
@@ -1365,7 +1365,7 @@ public class DateOperators {
 		@Override
 		public Hour withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Hour(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1397,7 +1397,7 @@ public class DateOperators {
 		 */
 		public static Minute minute(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Minute(value);
 		}
 
@@ -1409,7 +1409,7 @@ public class DateOperators {
 		 */
 		public static Minute minuteOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return minute(Fields.field(fieldReference));
 		}
 
@@ -1421,7 +1421,7 @@ public class DateOperators {
 		 */
 		public static Minute minuteOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return minute(expression);
 		}
 
@@ -1437,7 +1437,7 @@ public class DateOperators {
 		@Override
 		public Minute withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Minute(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1469,7 +1469,7 @@ public class DateOperators {
 		 */
 		public static Second second(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Second(value);
 		}
 
@@ -1481,7 +1481,7 @@ public class DateOperators {
 		 */
 		public static Second secondOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return second(Fields.field(fieldReference));
 		}
 
@@ -1493,7 +1493,7 @@ public class DateOperators {
 		 */
 		public static Second secondOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return second(expression);
 		}
 
@@ -1509,7 +1509,7 @@ public class DateOperators {
 		@Override
 		public Second withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Second(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1541,7 +1541,7 @@ public class DateOperators {
 		 */
 		public static Millisecond millisecond(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new Millisecond(value);
 		}
 
@@ -1553,7 +1553,7 @@ public class DateOperators {
 		 */
 		public static Millisecond millisecondOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return millisecond(Fields.field(fieldReference));
 		}
 
@@ -1565,7 +1565,7 @@ public class DateOperators {
 		 */
 		public static Millisecond millisecondOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return millisecond(expression);
 		}
 
@@ -1581,7 +1581,7 @@ public class DateOperators {
 		@Override
 		public Millisecond withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new Millisecond(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1613,14 +1613,14 @@ public class DateOperators {
 		 */
 		public static FormatBuilder dateToString(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 
 			return new FormatBuilder() {
 
 				@Override
 				public DateToString toString(String format) {
 
-					Assert.notNull(format, "Format must not be null!");
+					Assert.notNull(format, "Format must not be null");
 					return new DateToString(argumentMap(value, format, Timezone.none()));
 				}
 
@@ -1639,7 +1639,7 @@ public class DateOperators {
 		 */
 		public static FormatBuilder dateOf(final String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return dateToString(Fields.field(fieldReference));
 		}
 
@@ -1651,7 +1651,7 @@ public class DateOperators {
 		 */
 		public static FormatBuilder dateOf(final AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return dateToString(expression);
 		}
 
@@ -1667,7 +1667,7 @@ public class DateOperators {
 		@Override
 		public DateToString withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new DateToString(append("timezone", timezone));
 		}
 
@@ -1790,7 +1790,7 @@ public class DateOperators {
 		 */
 		public static IsoDayOfWeek isoDayWeek(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new IsoDayOfWeek(value);
 		}
 
@@ -1802,7 +1802,7 @@ public class DateOperators {
 		 */
 		public static IsoDayOfWeek isoDayOfWeek(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return isoDayWeek(Fields.field(fieldReference));
 		}
 
@@ -1814,7 +1814,7 @@ public class DateOperators {
 		 */
 		public static IsoDayOfWeek isoDayOfWeek(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return isoDayWeek(expression);
 		}
 
@@ -1830,7 +1830,7 @@ public class DateOperators {
 		@Override
 		public IsoDayOfWeek withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new IsoDayOfWeek(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1862,7 +1862,7 @@ public class DateOperators {
 		 */
 		public static IsoWeek isoWeek(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new IsoWeek(value);
 		}
 
@@ -1874,7 +1874,7 @@ public class DateOperators {
 		 */
 		public static IsoWeek isoWeekOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return isoWeek(Fields.field(fieldReference));
 		}
 
@@ -1886,7 +1886,7 @@ public class DateOperators {
 		 */
 		public static IsoWeek isoWeekOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return isoWeek(expression);
 		}
 
@@ -1902,7 +1902,7 @@ public class DateOperators {
 		@Override
 		public IsoWeek withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new IsoWeek(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -1934,7 +1934,7 @@ public class DateOperators {
 		 */
 		public static IsoWeekYear isoWeekYear(Object value) {
 
-			Assert.notNull(value, "value must not be null!");
+			Assert.notNull(value, "value must not be null");
 			return new IsoWeekYear(value);
 		}
 
@@ -1946,7 +1946,7 @@ public class DateOperators {
 		 */
 		public static IsoWeekYear isoWeekYearOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return isoWeekYear(Fields.field(fieldReference));
 		}
 
@@ -1958,7 +1958,7 @@ public class DateOperators {
 		 */
 		public static IsoWeekYear isoWeekYearOf(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return isoWeekYear(expression);
 		}
 
@@ -1974,7 +1974,7 @@ public class DateOperators {
 		@Override
 		public IsoWeekYear withTimezone(Timezone timezone) {
 
-			Assert.notNull(timezone, "Timezone must not be null.");
+			Assert.notNull(timezone, "Timezone must not be null");
 			return new IsoWeekYear(appendTimezone(values().iterator().next(), timezone));
 		}
 
@@ -2278,7 +2278,7 @@ public class DateOperators {
 			 */
 			default DateFromParts yearOf(String fieldReference) {
 
-				Assert.hasText(fieldReference, "Field reference must not be null nor empty.");
+				Assert.hasText(fieldReference, "Field reference must not be null nor empty");
 				return year(Fields.field(fieldReference));
 			}
 
@@ -2291,7 +2291,7 @@ public class DateOperators {
 			 */
 			default DateFromParts yearOf(AggregationExpression expression) {
 
-				Assert.notNull(expression, "Expression must not be null!");
+				Assert.notNull(expression, "Expression must not be null");
 				return year(expression);
 			}
 		}
@@ -2454,7 +2454,7 @@ public class DateOperators {
 			 */
 			default IsoDateFromParts isoWeekYearOf(String fieldReference) {
 
-				Assert.hasText(fieldReference, "Field reference must not be null nor empty.");
+				Assert.hasText(fieldReference, "Field reference must not be null nor empty");
 				return isoWeekYear(Fields.field(fieldReference));
 			}
 
@@ -2467,7 +2467,7 @@ public class DateOperators {
 			 */
 			default IsoDateFromParts isoWeekYearOf(AggregationExpression expression) {
 
-				Assert.notNull(expression, "Expression must not be null!");
+				Assert.notNull(expression, "Expression must not be null");
 				return isoWeekYear(expression);
 			}
 		}
@@ -2498,7 +2498,7 @@ public class DateOperators {
 		 */
 		public static DateToParts dateToParts(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new DateToParts(Collections.singletonMap("date", value));
 		}
 
@@ -2511,7 +2511,7 @@ public class DateOperators {
 		 */
 		public static DateToParts datePartsOf(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			return dateToParts(Fields.field(fieldReference));
 		}
 
@@ -2626,7 +2626,7 @@ public class DateOperators {
 		 */
 		public DateFromString withFormat(String format) {
 
-			Assert.notNull(format, "Format must not be null!");
+			Assert.notNull(format, "Format must not be null");
 			return new DateFromString(append("format", format));
 		}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/DocumentEnhancingOperation.java

@@ -93,7 +93,7 @@ abstract class DocumentEnhancingOperation implements InheritsFieldsAggregationOp
 			return exposedFields.and(new ExposedField(Fields.field((String) field), true));
 		}
 
-		throw new IllegalArgumentException(String.format("Expected %s to be a field/property.", field));
+		throw new IllegalArgumentException(String.format("Expected %s to be a field/property", field));
 	}
 
 	private static Document toSetEntry(Entry<Object, Object> entry, AggregationOperationContext context) {
@@ -148,8 +148,8 @@ abstract class DocumentEnhancingOperation implements InheritsFieldsAggregationOp
 		 */
 		ExpressionProjection(String expression, Object[] parameters) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
-			Assert.notNull(parameters, "Parameters must not be null!");
+			Assert.notNull(parameters, "Parameters must not be null");
 
 			this.expression = expression;
 			this.params = parameters.clone();

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/EvaluationOperators.java

@@ -60,7 +60,7 @@ public class EvaluationOperators {
 		 */
 		public EvaluationOperatorFactory(String fieldReference) {
 
-			Assert.notNull(fieldReference, "FieldReference must not be null!");
+			Assert.notNull(fieldReference, "FieldReference must not be null");
 			this.fieldReference = fieldReference;
 			this.expression = null;
 		}
@@ -72,7 +72,7 @@ public class EvaluationOperators {
 		 */
 		public EvaluationOperatorFactory(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			this.fieldReference = null;
 			this.expression = expression;
 		}
@@ -108,7 +108,7 @@ public class EvaluationOperators {
 			 */
 			public static Expr valueOf(String fieldReference) {
 
-				Assert.notNull(fieldReference, "FieldReference must not be null!");
+				Assert.notNull(fieldReference, "FieldReference must not be null");
 				return new Expr(Fields.field(fieldReference));
 			}
 
@@ -120,7 +120,7 @@ public class EvaluationOperators {
 			 */
 			public static Expr valueOf(AggregationExpression expression) {
 
-				Assert.notNull(expression, "Expression must not be null!");
+				Assert.notNull(expression, "Expression must not be null");
 				return new Expr(expression);
 			}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFields.java

@@ -109,7 +109,7 @@ public final class ExposedFields implements Iterable<ExposedField> {
 	 */
 	private static ExposedFields createFields(Fields fields, boolean synthetic) {
 
-		Assert.notNull(fields, "Fields must not be null!");
+		Assert.notNull(fields, "Fields must not be null");
 		List<ExposedField> result = new ArrayList<ExposedField>();
 
 		for (Field field : fields) {
@@ -139,7 +139,7 @@ public final class ExposedFields implements Iterable<ExposedField> {
 	 */
 	public ExposedFields and(ExposedField field) {
 
-		Assert.notNull(field, "Exposed field must not be null!");
+		Assert.notNull(field, "Exposed field must not be null");
 
 		ArrayList<ExposedField> result = new ArrayList<ExposedField>();
 		result.addAll(field.synthetic ? syntheticFields : originalFields);
@@ -361,7 +361,7 @@ public final class ExposedFields implements Iterable<ExposedField> {
 		 */
 		public DirectFieldReference(ExposedField field) {
 
-			Assert.notNull(field, "ExposedField must not be null!");
+			Assert.notNull(field, "ExposedField must not be null");
 
 			this.field = field;
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsAggregationOperationContext.java

@@ -47,8 +47,8 @@ class ExposedFieldsAggregationOperationContext implements AggregationOperationCo
 	public ExposedFieldsAggregationOperationContext(ExposedFields exposedFields,
 			AggregationOperationContext rootContext) {
 
-		Assert.notNull(exposedFields, "ExposedFields must not be null!");
+		Assert.notNull(exposedFields, "ExposedFields must not be null");
-		Assert.notNull(rootContext, "RootContext must not be null!");
+		Assert.notNull(rootContext, "RootContext must not be null");
 
 		this.exposedFields = exposedFields;
 		this.rootContext = rootContext;
@@ -88,14 +88,14 @@ class ExposedFieldsAggregationOperationContext implements AggregationOperationCo
 	 */
 	private FieldReference getReference(@Nullable Field field, String name) {
 
-		Assert.notNull(name, "Name must not be null!");
+		Assert.notNull(name, "Name must not be null");
 
 		FieldReference exposedField = resolveExposedField(field, name);
 		if (exposedField != null) {
 			return exposedField;
 		}
 
-		throw new IllegalArgumentException(String.format("Invalid reference '%s'!", name));
+		throw new IllegalArgumentException(String.format("Invalid reference '%s'", name));
 	}
 
 	/**

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FacetOperation.java

@@ -72,8 +72,8 @@ public class FacetOperation implements FieldsExposingAggregationOperation {
 	 */
 	public FacetOperationBuilder and(AggregationOperation... operations) {
 
-		Assert.notNull(operations, "AggregationOperations must not be null!");
+		Assert.notNull(operations, "AggregationOperations must not be null");
-		Assert.notEmpty(operations, "AggregationOperations must not be empty!");
+		Assert.notEmpty(operations, "AggregationOperations must not be empty");
 
 		return new FacetOperationBuilder(facets, Arrays.asList(operations));
 	}
@@ -118,7 +118,7 @@ public class FacetOperation implements FieldsExposingAggregationOperation {
 		 */
 		public FacetOperation as(String fieldName) {
 
-			Assert.hasText(fieldName, "FieldName must not be null or empty!");
+			Assert.hasText(fieldName, "FieldName must not be null or empty");
 
 			return new FacetOperation(current.and(fieldName, operations));
 		}
@@ -178,8 +178,8 @@ public class FacetOperation implements FieldsExposingAggregationOperation {
 		 */
 		Facets and(String fieldName, List<AggregationOperation> operations) {
 
-			Assert.hasText(fieldName, "FieldName must not be null or empty!");
+			Assert.hasText(fieldName, "FieldName must not be null or empty");
-			Assert.notNull(operations, "AggregationOperations must not be null!");
+			Assert.notNull(operations, "AggregationOperations must not be null");
 
 			List<Facet> facets = new ArrayList<Facet>(this.facets.size() + 1);
 			facets.addAll(this.facets);
@@ -207,8 +207,8 @@ public class FacetOperation implements FieldsExposingAggregationOperation {
 		 */
 		Facet(ExposedField exposedField, List<AggregationOperation> operations) {
 
-			Assert.notNull(exposedField, "ExposedField must not be null!");
+			Assert.notNull(exposedField, "ExposedField must not be null");
-			Assert.notNull(operations, "AggregationOperations must not be null!");
+			Assert.notNull(operations, "AggregationOperations must not be null");
 
 			this.exposedField = exposedField;
 			this.operations = operations;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Fields.java

@@ -37,8 +37,8 @@ import org.springframework.util.StringUtils;
  */
 public final class Fields implements Iterable<Field> {
 
-	private static final String AMBIGUOUS_EXCEPTION = "Found two fields both using '%s' as name: %s and %s! Please "
+	private static final String AMBIGUOUS_EXCEPTION = "Found two fields both using '%s' as name: %s and %s; Please "
-			+ "customize your field definitions to get to unique field names!";
+			+ "customize your field definitions to get to unique field names";
 
 	public static final String UNDERSCORE_ID = "_id";
 	public static final String UNDERSCORE_ID_REF = "$_id";
@@ -53,7 +53,7 @@ public final class Fields implements Iterable<Field> {
 	 */
 	public static Fields from(Field... fields) {
 
-		Assert.notNull(fields, "Fields must not be null!");
+		Assert.notNull(fields, "Fields must not be null");
 		return new Fields(Arrays.asList(fields));
 	}
 
@@ -65,7 +65,7 @@ public final class Fields implements Iterable<Field> {
 	 */
 	public static Fields fields(String... names) {
 
-		Assert.notNull(names, "Field names must not be null!");
+		Assert.notNull(names, "Field names must not be null");
 
 		List<Field> fields = new ArrayList<Field>();
 
@@ -96,7 +96,7 @@ public final class Fields implements Iterable<Field> {
 	 * @return
 	 */
 	public static Field field(String name, String target) {
-		Assert.hasText(target, "Target must not be null or empty!");
+		Assert.hasText(target, "Target must not be null or empty");
 		return new AggregationField(name, target);
 	}
 
@@ -107,7 +107,7 @@ public final class Fields implements Iterable<Field> {
 	 */
 	private Fields(List<Field> fields) {
 
-		Assert.notNull(fields, "Fields must not be null!");
+		Assert.notNull(fields, "Fields must not be null");
 
 		this.fields = verify(fields);
 	}
@@ -228,7 +228,7 @@ public final class Fields implements Iterable<Field> {
 			String nameToSet = name != null ? cleanUp(name) : null;
 			String targetToSet = target != null ? cleanUp(target) : null;
 
-			Assert.hasText(nameToSet, "AggregationField name must not be null or empty!");
+			Assert.hasText(nameToSet, "AggregationField name must not be null or empty");
 
 			if (target == null && name.contains(".")) {
 				this.name = nameToSet.substring(nameToSet.indexOf('.') + 1);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperation.java

@@ -64,8 +64,8 @@ public class GeoNearOperation implements AggregationOperation {
 	 */
 	private GeoNearOperation(NearQuery nearQuery, String distanceField, @Nullable String indexKey) {
 
-		Assert.notNull(nearQuery, "NearQuery must not be null.");
+		Assert.notNull(nearQuery, "NearQuery must not be null");
-		Assert.hasLength(distanceField, "Distance field must not be null or empty.");
+		Assert.hasLength(distanceField, "Distance field must not be null or empty");
 
 		this.nearQuery = nearQuery;
 		this.distanceField = distanceField;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperation.java

@@ -225,7 +225,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		@Override
 		public StartWithBuilder from(String collectionName) {
 
-			Assert.hasText(collectionName, "CollectionName must not be null or empty!");
+			Assert.hasText(collectionName, "CollectionName must not be null or empty");
 
 			this.from = collectionName;
 			return this;
@@ -234,8 +234,8 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		@Override
 		public ConnectFromBuilder startWith(String... fieldReferences) {
 
-			Assert.notNull(fieldReferences, "FieldReferences must not be null!");
+			Assert.notNull(fieldReferences, "FieldReferences must not be null");
-			Assert.noNullElements(fieldReferences, "FieldReferences must not contain null elements!");
+			Assert.noNullElements(fieldReferences, "FieldReferences must not contain null elements");
 
 			List<Object> fields = new ArrayList<Object>(fieldReferences.length);
 
@@ -250,8 +250,8 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		@Override
 		public ConnectFromBuilder startWith(AggregationExpression... expressions) {
 
-			Assert.notNull(expressions, "AggregationExpressions must not be null!");
+			Assert.notNull(expressions, "AggregationExpressions must not be null");
-			Assert.noNullElements(expressions, "AggregationExpressions must not contain null elements!");
+			Assert.noNullElements(expressions, "AggregationExpressions must not contain null elements");
 
 			this.startWith = Arrays.asList(expressions);
 			return this;
@@ -260,8 +260,8 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		@Override
 		public ConnectFromBuilder startWith(Object... expressions) {
 
-			Assert.notNull(expressions, "Expressions must not be null!");
+			Assert.notNull(expressions, "Expressions must not be null");
-			Assert.noNullElements(expressions, "Expressions must not contain null elements!");
+			Assert.noNullElements(expressions, "Expressions must not contain null elements");
 
 			this.startWith = verifyAndPotentiallyTransformStartsWithTypes(expressions);
 			return this;
@@ -301,7 +301,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		@Override
 		public ConnectToBuilder connectFrom(String fieldName) {
 
-			Assert.hasText(fieldName, "ConnectFrom must not be null or empty!");
+			Assert.hasText(fieldName, "ConnectFrom must not be null or empty");
 
 			this.connectFrom = fieldName;
 			return this;
@@ -310,7 +310,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		@Override
 		public GraphLookupOperationBuilder connectTo(String fieldName) {
 
-			Assert.hasText(fieldName, "ConnectTo must not be null or empty!");
+			Assert.hasText(fieldName, "ConnectTo must not be null or empty");
 
 			return new GraphLookupOperationBuilder(from, startWith, connectFrom, fieldName);
 		}
@@ -346,7 +346,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		 */
 		public GraphLookupOperationBuilder maxDepth(long numberOfRecursions) {
 
-			Assert.isTrue(numberOfRecursions >= 0, "Max depth must be >= 0!");
+			Assert.isTrue(numberOfRecursions >= 0, "Max depth must be >= 0");
 
 			this.maxDepth = numberOfRecursions;
 			return this;
@@ -360,7 +360,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		 */
 		public GraphLookupOperationBuilder depthField(String fieldName) {
 
-			Assert.hasText(fieldName, "Depth field name must not be null or empty!");
+			Assert.hasText(fieldName, "Depth field name must not be null or empty");
 
 			this.depthField = Fields.field(fieldName);
 			return this;
@@ -374,7 +374,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		 */
 		public GraphLookupOperationBuilder restrict(CriteriaDefinition criteriaDefinition) {
 
-			Assert.notNull(criteriaDefinition, "CriteriaDefinition must not be null!");
+			Assert.notNull(criteriaDefinition, "CriteriaDefinition must not be null");
 
 			this.restrictSearchWithMatch = criteriaDefinition;
 			return this;
@@ -389,7 +389,7 @@ public class GraphLookupOperation implements InheritsFieldsAggregationOperation
 		 */
 		public GraphLookupOperation as(String fieldName) {
 
-			Assert.hasText(fieldName, "As field name must not be null or empty!");
+			Assert.hasText(fieldName, "As field name must not be null or empty");
 
 			return new GraphLookupOperation(from, startWith, connectFrom, connectTo, Fields.field(fieldName), maxDepth,
 					depthField, restrictSearchWithMatch);

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GroupOperation.java

@@ -80,8 +80,8 @@ public class GroupOperation implements FieldsExposingAggregationOperation {
 	 */
 	private GroupOperation(GroupOperation groupOperation, List<Operation> nextOperations) {
 
-		Assert.notNull(groupOperation, "GroupOperation must not be null!");
+		Assert.notNull(groupOperation, "GroupOperation must not be null");
-		Assert.notNull(nextOperations, "NextOperations must not be null!");
+		Assert.notNull(nextOperations, "NextOperations must not be null");
 
 		this.idFields = groupOperation.idFields;
 		this.operations = new ArrayList<Operation>(nextOperations.size() + 1);
@@ -117,8 +117,8 @@ public class GroupOperation implements FieldsExposingAggregationOperation {
 		 */
 		private GroupOperationBuilder(GroupOperation groupOperation, Operation operation) {
 
-			Assert.notNull(groupOperation, "GroupOperation must not be null!");
+			Assert.notNull(groupOperation, "GroupOperation must not be null");
-			Assert.notNull(operation, "Operation must not be null!");
+			Assert.notNull(operation, "Operation must not be null");
 
 			this.groupOperation = groupOperation;
 			this.operation = operation;
@@ -168,7 +168,7 @@ public class GroupOperation implements FieldsExposingAggregationOperation {
 	 */
 	public GroupOperationBuilder sum(AggregationExpression expr) {
 
-		Assert.notNull(expr, "Expr must not be null!");
+		Assert.notNull(expr, "Expr must not be null");
 		return newBuilder(GroupOps.SUM, null, expr);
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LimitOperation.java

@@ -39,7 +39,7 @@ public class LimitOperation implements AggregationOperation {
 	 */
 	public LimitOperation(long maxElements) {
 
-		Assert.isTrue(maxElements >= 0, "Maximum number of elements must be greater or equal to zero!");
+		Assert.isTrue(maxElements >= 0, "Maximum number of elements must be greater or equal to zero");
 		this.maxElements = maxElements;
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LiteralOperators.java

@@ -33,7 +33,7 @@ public class LiteralOperators {
 	 */
 	public static LiteralOperatorFactory valueOf(Object value) {
 
-		Assert.notNull(value, "Value must not be null!");
+		Assert.notNull(value, "Value must not be null");
 		return new LiteralOperatorFactory(value);
 	}
 
@@ -51,7 +51,7 @@ public class LiteralOperators {
 		 */
 		public LiteralOperatorFactory(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			this.value = value;
 		}
 
@@ -89,7 +89,7 @@ public class LiteralOperators {
 		 */
 		public static Literal asLiteral(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			return new Literal(value);
 		}
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LookupOperation.java

@@ -49,10 +49,10 @@ public class LookupOperation implements FieldsExposingAggregationOperation, Inhe
 	 */
 	public LookupOperation(Field from, Field localField, Field foreignField, Field as) {
 
-		Assert.notNull(from, "From must not be null!");
+		Assert.notNull(from, "From must not be null");
-		Assert.notNull(localField, "LocalField must not be null!");
+		Assert.notNull(localField, "LocalField must not be null");
-		Assert.notNull(foreignField, "ForeignField must not be null!");
+		Assert.notNull(foreignField, "ForeignField must not be null");
-		Assert.notNull(as, "As must not be null!");
+		Assert.notNull(as, "As must not be null");
 
 		this.from = from;
 		this.localField = localField;
@@ -155,7 +155,7 @@ public class LookupOperation implements FieldsExposingAggregationOperation, Inhe
 		@Override
 		public LocalFieldBuilder from(String name) {
 
-			Assert.hasText(name, "'From' must not be null or empty!");
+			Assert.hasText(name, "'From' must not be null or empty");
 			from = Fields.field(name);
 			return this;
 		}
@@ -163,7 +163,7 @@ public class LookupOperation implements FieldsExposingAggregationOperation, Inhe
 		@Override
 		public LookupOperation as(String name) {
 
-			Assert.hasText(name, "'As' must not be null or empty!");
+			Assert.hasText(name, "'As' must not be null or empty");
 			as = new ExposedField(Fields.field(name), true);
 			return new LookupOperation(from, localField, foreignField, as);
 		}
@@ -171,7 +171,7 @@ public class LookupOperation implements FieldsExposingAggregationOperation, Inhe
 		@Override
 		public AsBuilder foreignField(String name) {
 
-			Assert.hasText(name, "'ForeignField' must not be null or empty!");
+			Assert.hasText(name, "'ForeignField' must not be null or empty");
 			foreignField = Fields.field(name);
 			return this;
 		}
@@ -179,7 +179,7 @@ public class LookupOperation implements FieldsExposingAggregationOperation, Inhe
 		@Override
 		public ForeignFieldBuilder localField(String name) {
 
-			Assert.hasText(name, "'LocalField' must not be null or empty!");
+			Assert.hasText(name, "'LocalField' must not be null or empty");
 			localField = Fields.field(name);
 			return this;
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/MatchOperation.java

@@ -47,7 +47,7 @@ public class MatchOperation implements AggregationOperation {
 	 */
 	public MatchOperation(CriteriaDefinition criteriaDefinition) {
 
-		Assert.notNull(criteriaDefinition, "Criteria must not be null!");
+		Assert.notNull(criteriaDefinition, "Criteria must not be null");
 
 		this.criteriaDefinition = criteriaDefinition;
 		this.expression = null;
@@ -61,7 +61,7 @@ public class MatchOperation implements AggregationOperation {
 	 */
 	public MatchOperation(AggregationExpression expression) {
 
-		Assert.notNull(expression, "Expression must not be null!");
+		Assert.notNull(expression, "Expression must not be null");
 
 		this.criteriaDefinition = null;
 		this.expression = expression;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/MergeOperation.java

@@ -62,8 +62,8 @@ public class MergeOperation implements FieldsExposingAggregationOperation, Inher
 	public MergeOperation(MergeOperationTarget into, UniqueMergeId on, @Nullable Let let,
 			@Nullable WhenDocumentsMatch whenMatched, @Nullable WhenDocumentsDontMatch whenNotMatched) {
 
-		Assert.notNull(into, "Into must not be null! Please provide a target collection.");
+		Assert.notNull(into, "Into must not be null Please provide a target collection");
-		Assert.notNull(on, "On must not be null! Use UniqueMergeId.id() instead.");
+		Assert.notNull(on, "On must not be null Use UniqueMergeId.id() instead");
 
 		this.into = into;
 		this.on = on;
@@ -167,7 +167,7 @@ public class MergeOperation implements FieldsExposingAggregationOperation, Inher
 
 		public static UniqueMergeId ofIdFields(String... fields) {
 
-			Assert.noNullElements(fields, "Fields must not contain null values!");
+			Assert.noNullElements(fields, "Fields must not contain null values");
 
 			if (ObjectUtils.isEmpty(fields)) {
 				return id();
@@ -225,7 +225,7 @@ public class MergeOperation implements FieldsExposingAggregationOperation, Inher
 
 		private MergeOperationTarget(@Nullable String database, String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			this.database = database;
 			this.collection = collection;
@@ -360,7 +360,7 @@ public class MergeOperation implements FieldsExposingAggregationOperation, Inher
 
 		private WhenDocumentsDontMatch(String value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 
 			this.value = value;
 		}
@@ -432,7 +432,7 @@ public class MergeOperation implements FieldsExposingAggregationOperation, Inher
 		 */
 		public MergeOperationBuilder intoCollection(String collection) {
 
-			Assert.hasText(collection, "Collection must not be null nor empty!");
+			Assert.hasText(collection, "Collection must not be null nor empty");
 
 			this.collection = collection;
 			return this;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/NestedDelegatingExpressionAggregationOperationContext.java

@@ -45,7 +45,7 @@ class NestedDelegatingExpressionAggregationOperationContext implements Aggregati
 	NestedDelegatingExpressionAggregationOperationContext(AggregationOperationContext referenceContext,
 			Collection<Field> inners) {
 
-		Assert.notNull(referenceContext, "Reference context must not be null!");
+		Assert.notNull(referenceContext, "Reference context must not be null");
 		this.delegate = referenceContext;
 		this.inners = inners;
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ObjectOperators.java

@@ -65,7 +65,7 @@ public class ObjectOperators {
 		 */
 		public ObjectOperatorFactory(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 
 			this.value = value;
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/OutOperation.java

@@ -57,7 +57,7 @@ public class OutOperation implements AggregationOperation {
 	private OutOperation(@Nullable String databaseName, String collectionName, @Nullable Document uniqueKey,
 			@Nullable OutMode mode) {
 
-		Assert.notNull(collectionName, "Collection name must not be null!");
+		Assert.notNull(collectionName, "Collection name must not be null");
 
 		this.databaseName = databaseName;
 		this.collectionName = collectionName;
@@ -128,7 +128,7 @@ public class OutOperation implements AggregationOperation {
 	 */
 	public OutOperation uniqueKeyOf(Iterable<String> fields) {
 
-		Assert.notNull(fields, "Fields must not be null!");
+		Assert.notNull(fields, "Fields must not be null");
 
 		Document uniqueKey = new Document();
 		fields.forEach(it -> uniqueKey.append(it, 1));
@@ -146,7 +146,7 @@ public class OutOperation implements AggregationOperation {
 	 */
 	public OutOperation mode(OutMode mode) {
 
-		Assert.notNull(mode, "Mode must not be null!");
+		Assert.notNull(mode, "Mode must not be null");
 		return new OutOperation(databaseName, collectionName, uniqueKey, mode);
 	}
 
@@ -193,7 +193,7 @@ public class OutOperation implements AggregationOperation {
 			return new Document("$out", collectionName);
 		}
 
-		Assert.state(mode != null, "Mode must not be null!");
+		Assert.state(mode != null, "Mode must not be null");
 
 		Document $out = new Document("to", collectionName) //
 				.append("mode", mode.getMongoMode());

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperation.java

@@ -53,8 +53,8 @@ import org.springframework.util.Assert;
 public class ProjectionOperation implements FieldsExposingAggregationOperation {
 
 	private static final List<Projection> NONE = Collections.emptyList();
-	private static final String EXCLUSION_ERROR = "Exclusion of field %s not allowed. Projections by the mongodb "
+	private static final String EXCLUSION_ERROR = "Exclusion of field %s not allowed; Projections by the mongodb"
-			+ "aggregation framework only support the exclusion of the %s field!";
+			+ " aggregation framework only support the exclusion of the %s field";
 
 	private final List<Projection> projections;
 
@@ -93,8 +93,8 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 	 */
 	private ProjectionOperation(List<? extends Projection> current, List<? extends Projection> projections) {
 
-		Assert.notNull(current, "Current projections must not be null!");
+		Assert.notNull(current, "Current projections must not be null");
-		Assert.notNull(projections, "Projections must not be null!");
+		Assert.notNull(projections, "Projections must not be null");
 
 		this.projections = new ArrayList<ProjectionOperation.Projection>(current.size() + projections.size());
 		this.projections.addAll(current);
@@ -275,8 +275,8 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public AbstractProjectionOperationBuilder(Object value, ProjectionOperation operation) {
 
-			Assert.notNull(value, "value must not be null or empty!");
+			Assert.notNull(value, "value must not be null or empty");
-			Assert.notNull(operation, "ProjectionOperation must not be null!");
+			Assert.notNull(operation, "ProjectionOperation must not be null");
 
 			this.value = value;
 			this.operation = operation;
@@ -390,8 +390,8 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 
 				super(field);
 
-				Assert.hasText(expression, "Expression must not be null!");
+				Assert.hasText(expression, "Expression must not be null");
-				Assert.notNull(parameters, "Parameters must not be null!");
+				Assert.notNull(parameters, "Parameters must not be null");
 
 				this.expression = expression;
 				this.params = parameters.clone();
@@ -418,8 +418,8 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 	 */
 	public static class ProjectionOperationBuilder extends AbstractProjectionOperationBuilder {
 
-		private static final String NUMBER_NOT_NULL = "Number must not be null!";
+		private static final String NUMBER_NOT_NULL = "Number must not be null";
-		private static final String FIELD_REFERENCE_NOT_NULL = "Field reference must not be null!";
+		private static final String FIELD_REFERENCE_NOT_NULL = "Field reference must not be null";
 
 		private final @Nullable String name;
 		private final @Nullable OperationProjection previousProjection;
@@ -502,14 +502,14 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		@Override
 		public ProjectionOperation applyCondition(Cond cond) {
 
-			Assert.notNull(cond, "ConditionalOperator must not be null!");
+			Assert.notNull(cond, "ConditionalOperator must not be null");
 			return this.operation.and(new ExpressionProjection(Fields.field(getRequiredName()), cond));
 		}
 
 		@Override
 		public ProjectionOperation applyCondition(IfNull ifNull) {
 
-			Assert.notNull(ifNull, "IfNullOperator must not be null!");
+			Assert.notNull(ifNull, "IfNullOperator must not be null");
 			return this.operation.and(new ExpressionProjection(Fields.field(getRequiredName()), ifNull));
 		}
 
@@ -533,7 +533,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder plus(String fieldReference) {
 
-			Assert.notNull(fieldReference, "Field reference must not be null!");
+			Assert.notNull(fieldReference, "Field reference must not be null");
 			return project("add", Fields.field(fieldReference));
 		}
 
@@ -545,7 +545,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder minus(Number number) {
 
-			Assert.notNull(number, "Number must not be null!");
+			Assert.notNull(number, "Number must not be null");
 			return project("subtract", number);
 		}
 
@@ -572,7 +572,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder minus(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return project("subtract", expression);
 		}
 
@@ -611,7 +611,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder multiply(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return project("multiply", expression);
 		}
 
@@ -624,7 +624,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		public ProjectionOperationBuilder divide(Number number) {
 
 			Assert.notNull(number, FIELD_REFERENCE_NOT_NULL);
-			Assert.isTrue(Math.abs(number.intValue()) != 0, "Number must not be zero!");
+			Assert.isTrue(Math.abs(number.intValue()) != 0, "Number must not be zero");
 			return project("divide", number);
 		}
 
@@ -651,7 +651,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder divide(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return project("divide", expression);
 		}
 
@@ -665,7 +665,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		public ProjectionOperationBuilder mod(Number number) {
 
 			Assert.notNull(number, NUMBER_NOT_NULL);
-			Assert.isTrue(Math.abs(number.intValue()) != 0, "Number must not be zero!");
+			Assert.isTrue(Math.abs(number.intValue()) != 0, "Number must not be zero");
 			return project("mod", number);
 		}
 
@@ -692,7 +692,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder mod(AggregationExpression expression) {
 
-			Assert.notNull(expression, "Expression must not be null!");
+			Assert.notNull(expression, "Expression must not be null");
 			return project("mod", expression);
 		}
 
@@ -835,7 +835,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder equalsArrays(String... arrays) {
 
-			Assert.notEmpty(arrays, "Arrays must not be null or empty!");
+			Assert.notEmpty(arrays, "Arrays must not be null or empty");
 			return project("setEquals", Fields.fields(arrays));
 		}
 
@@ -849,7 +849,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder intersectsArrays(String... arrays) {
 
-			Assert.notEmpty(arrays, "Arrays must not be null or empty!");
+			Assert.notEmpty(arrays, "Arrays must not be null or empty");
 			return project("setIntersection", Fields.fields(arrays));
 		}
 
@@ -863,7 +863,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder unionArrays(String... arrays) {
 
-			Assert.notEmpty(arrays, "Arrays must not be null or empty!");
+			Assert.notEmpty(arrays, "Arrays must not be null or empty");
 			return project("setUnion", Fields.fields(arrays));
 		}
 
@@ -877,7 +877,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder differenceToArray(String array) {
 
-			Assert.hasText(array, "Array must not be null or empty!");
+			Assert.hasText(array, "Array must not be null or empty");
 			return project("setDifference", Fields.fields(array));
 		}
 
@@ -891,7 +891,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ProjectionOperationBuilder subsetOfArray(String array) {
 
-			Assert.hasText(array, "Array must not be null or empty!");
+			Assert.hasText(array, "Array must not be null or empty");
 			return project("setIsSubset", Fields.fields(array));
 		}
 
@@ -1270,7 +1270,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 
 		private String getRequiredName() {
 
-			Assert.state(name != null, "Projection field name must not be null!");
+			Assert.state(name != null, "Projection field name must not be null");
 
 			return name;
 		}
@@ -1368,7 +1368,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 			 */
 			public static List<FieldProjection> from(Fields fields, @Nullable Object value) {
 
-				Assert.notNull(fields, "Fields must not be null!");
+				Assert.notNull(fields, "Fields must not be null");
 				List<FieldProjection> projections = new ArrayList<FieldProjection>();
 
 				for (Field field : fields) {
@@ -1437,8 +1437,8 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 
 				super(field);
 
-				Assert.hasText(operation, "Operation must not be null or empty!");
+				Assert.hasText(operation, "Operation must not be null or empty");
-				Assert.notNull(values, "Values must not be null!");
+				Assert.notNull(values, "Values must not be null");
 
 				this.field = field;
 				this.operation = operation;
@@ -1655,7 +1655,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public Projection(Field field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			this.field = new ExposedField(field, true);
 		}
 
@@ -1759,7 +1759,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ArrayProjectionOperationBuilder and(AggregationExpression expression) {
 
-			Assert.notNull(expression, "AggregationExpression must not be null!");
+			Assert.notNull(expression, "AggregationExpression must not be null");
 
 			this.projections.add(expression);
 			return this;
@@ -1773,7 +1773,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 		 */
 		public ArrayProjectionOperationBuilder and(Field field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 
 			this.projections.add(field);
 			return this;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/RedactOperation.java

@@ -63,7 +63,7 @@ public class RedactOperation implements AggregationOperation {
 	 */
 	public RedactOperation(AggregationExpression condition) {
 
-		Assert.notNull(condition, "Condition must not be null!");
+		Assert.notNull(condition, "Condition must not be null");
 		this.condition = condition;
 	}
 
@@ -237,7 +237,7 @@ public class RedactOperation implements AggregationOperation {
 			}
 
 			throw new IllegalArgumentException(String.format(
-					"Invalid Condition. Expected CriteriaDefinition, AggregationExpression or Document but was %s.", when));
+					"Invalid Condition; Expected CriteriaDefinition, AggregationExpression or Document but was %s", when));
 		}
 	}
 }

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperation.java

@@ -66,7 +66,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 	 */
 	public ReplaceRootOperation(Replacement replacement) {
 
-		Assert.notNull(replacement, "Replacement must not be null!");
+		Assert.notNull(replacement, "Replacement must not be null");
 		this.replacement = replacement;
 	}
 
@@ -152,7 +152,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 		 */
 		public ReplaceRootOperation withDocument(Document document) {
 
-			Assert.notNull(document, "Document must not be null!");
+			Assert.notNull(document, "Document must not be null");
 
 			return new ReplaceRootDocumentOperation().andValuesOf(document);
 		}
@@ -240,8 +240,8 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 
 		protected ReplaceRootDocumentOperationBuilder(ReplaceRootDocumentOperation currentOperation, Object value) {
 
-			Assert.notNull(currentOperation, "Current ReplaceRootDocumentOperation must not be null!");
+			Assert.notNull(currentOperation, "Current ReplaceRootDocumentOperation must not be null");
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 
 			this.currentOperation = currentOperation;
 			this.value = value;
@@ -287,7 +287,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 
 		protected AggregationExpressionReplacement(AggregationExpression aggregationExpression) {
 
-			Assert.notNull(aggregationExpression, "AggregationExpression must not be null!");
+			Assert.notNull(aggregationExpression, "AggregationExpression must not be null");
 			this.aggregationExpression = aggregationExpression;
 		}
 
@@ -311,7 +311,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 		 */
 		protected FieldReplacement(Field field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			this.field = field;
 		}
 
@@ -344,7 +344,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 		 */
 		protected ReplacementDocument(ReplacementContributor contributor) {
 
-			Assert.notNull(contributor, "ReplacementContributor must not be null!");
+			Assert.notNull(contributor, "ReplacementContributor must not be null");
 			replacements = Collections.singleton(contributor);
 		}
 
@@ -452,7 +452,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 		 */
 		public DocumentContributor(Object value) {
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 			this.value = value;
 		}
 
@@ -482,7 +482,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 		 */
 		public FieldContributorSupport(Field field) {
 
-			Assert.notNull(field, "Field must not be null!");
+			Assert.notNull(field, "Field must not be null");
 			this.field = new ExposedField(field, true);
 		}
 
@@ -514,7 +514,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 
 			super(field);
 
-			Assert.notNull(value, "Value must not be null!");
+			Assert.notNull(value, "Value must not be null");
 
 			this.value = value;
 		}
@@ -547,7 +547,7 @@ public class ReplaceRootOperation implements FieldsExposingAggregationOperation
 
 			super(field);
 
-			Assert.notNull(aggregationExpression, "AggregationExpression must not be null!");
+			Assert.notNull(aggregationExpression, "AggregationExpression must not be null");
 
 			this.aggregationExpression = aggregationExpression;
 		}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ReplaceWithOperation.java

@@ -61,7 +61,7 @@ public class ReplaceWithOperation extends ReplaceRootOperation {
 	 */
 	public static ReplaceWithOperation replaceWithValueOf(Object value) {
 
-		Assert.notNull(value, "Value must not be null!");
+		Assert.notNull(value, "Value must not be null");
 		return new ReplaceWithOperation((ctx) -> {
 
 			Object target = value instanceof String ? Fields.field((String) value) : value;

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SampleOperation.java

@@ -38,7 +38,7 @@ public class SampleOperation implements AggregationOperation {
 	 */
 	public SampleOperation(long sampleSize) {
 
-		Assert.isTrue(sampleSize > 0, "Sample size must be greater than zero!");
+		Assert.isTrue(sampleSize > 0, "Sample size must be greater than zero");
 		this.sampleSize = sampleSize;
 	}
 

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ScriptOperators.java

@@ -99,7 +99,7 @@ public class ScriptOperators {
 		 */
 		public static Function function(String body) {
 
-			Assert.notNull(body, "Function body must not be null!");
+			Assert.notNull(body, "Function body must not be null");
 
 			Map<String, Object> function = new LinkedHashMap<>(2);
 			function.put(Fields.BODY.toString(), body);
@@ -127,7 +127,7 @@ public class ScriptOperators {
 		 */
 		public Function args(List<Object> args) {
 
-			Assert.notNull(args, "Args must not be null! Use an empty list instead.");
+			Assert.notNull(args, "Args must not be null Use an empty list instead");
 
 			return new Function(appendAt(1, Fields.ARGS.toString(), args));
 		}
@@ -140,7 +140,7 @@ public class ScriptOperators {
 		 */
 		public Function lang(String lang) {
 
-			Assert.hasText(lang, "Lang must not be null nor empty! The default would be 'js'.");
+			Assert.hasText(lang, "Lang must not be null nor empty; The default would be 'js'");
 
 			return new Function(appendAt(2, Fields.LANG.toString(), lang));
 		}
@@ -528,7 +528,7 @@ public class ScriptOperators {
 			 */
 			public AccumulatorBuilder lang(String lang) {
 
-				Assert.hasText(lang, "Lang must not be null nor empty! The default would be 'js'.");
+				Assert.hasText(lang, "Lang must not be null nor empty; The default would be 'js'");
 
 				this.lang = lang;
 				return this;