DATAJDBC-166 - Polishing.

Formatting.
Import order.
Use of AssertJ.

src/main/java/org/springframework/data/jdbc/core/DefaultDataAccessStrategy.java

@@ -15,6 +15,12 @@
  */
 package org.springframework.data.jdbc.core;
 
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.StreamSupport;
+
 import org.springframework.dao.EmptyResultDataAccessException;
 import org.springframework.dao.InvalidDataAccessApiUsageException;
 import org.springframework.dao.NonTransientDataAccessException;
@@ -34,12 +40,6 @@ import org.springframework.jdbc.support.GeneratedKeyHolder;
 import org.springframework.jdbc.support.KeyHolder;
 import org.springframework.util.Assert;
 
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Optional;
-import java.util.stream.Collectors;
-import java.util.stream.StreamSupport;
-
 /**
  * The default {@link DataAccessStrategy} is to generate SQL statements based on meta data from the entity.
  *
@@ -57,7 +57,7 @@ public class DefaultDataAccessStrategy implements DataAccessStrategy {
 	private final DataAccessStrategy accessStrategy;
 
 	public DefaultDataAccessStrategy(SqlGeneratorSource sqlGeneratorSource, NamedParameterJdbcOperations operations,
-									 JdbcMappingContext context, DataAccessStrategy accessStrategy) {
+			JdbcMappingContext context, DataAccessStrategy accessStrategy) {
 
 		this.sqlGeneratorSource = sqlGeneratorSource;
 		this.operations = operations;
@@ -70,7 +70,7 @@ public class DefaultDataAccessStrategy implements DataAccessStrategy {
 	 * Only suitable if this is the only access strategy in use.
 	 */
 	public DefaultDataAccessStrategy(SqlGeneratorSource sqlGeneratorSource, NamedParameterJdbcOperations operations,
-									 JdbcMappingContext context) {
+			JdbcMappingContext context) {
 
 		this.sqlGeneratorSource = sqlGeneratorSource;
 		this.operations = operations;
@@ -236,7 +236,8 @@ public class DefaultDataAccessStrategy implements DataAccessStrategy {
 	@SuppressWarnings("unchecked")
 	private <S, ID> ID getIdValueOrNull(S instance, JdbcPersistentEntity<S> persistentEntity) {
 
-		EntityInformation<S, ID> entityInformation = (EntityInformation<S, ID>) context.getRequiredPersistentEntityInformation(persistentEntity.getType());
+		EntityInformation<S, ID> entityInformation = (EntityInformation<S, ID>) context
+				.getRequiredPersistentEntityInformation(persistentEntity.getType());
 
 		ID idValue = entityInformation.getId(instance);
 

src/main/java/org/springframework/data/jdbc/core/EntityRowMapper.java

@@ -17,6 +17,10 @@ package org.springframework.data.jdbc.core;
 
 import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
 import org.springframework.core.convert.ConversionService;
 import org.springframework.core.convert.converter.Converter;
 import org.springframework.data.convert.ClassGeneratingEntityInstantiator;
@@ -32,9 +36,6 @@ import org.springframework.data.mapping.model.ConvertingPropertyAccessor;
 import org.springframework.data.mapping.model.ParameterValueProvider;
 import org.springframework.jdbc.core.RowMapper;
 
-import java.sql.ResultSet;
-import java.sql.SQLException;
-
 /**
  * Maps a ResultSet to an entity of type {@code T}, including entities referenced.
  *
@@ -124,7 +125,8 @@ public class EntityRowMapper<T> implements RowMapper<T> {
 			return null;
 		}
 
-		S instance = instantiator.createInstance(entity, new ResultSetParameterValueProvider(rs, entity, conversions, prefix));
+		S instance = instantiator.createInstance(entity,
+				new ResultSetParameterValueProvider(rs, entity, conversions, prefix));
 
 		PersistentPropertyAccessor accessor = entity.getPropertyAccessor(instance);
 		ConvertingPropertyAccessor propertyAccessor = new ConvertingPropertyAccessor(accessor, conversions);
@@ -139,14 +141,10 @@ public class EntityRowMapper<T> implements RowMapper<T> {
 	@RequiredArgsConstructor
 	private static class ResultSetParameterValueProvider implements ParameterValueProvider<JdbcPersistentProperty> {
 
-		@NonNull
-		private final ResultSet resultSet;
-		@NonNull
-		private final JdbcPersistentEntity<?> entity;
-		@NonNull
-		private final ConversionService conversionService;
-		@NonNull
-		private final String prefix;
+		@NonNull private final ResultSet resultSet;
+		@NonNull private final JdbcPersistentEntity<?> entity;
+		@NonNull private final ConversionService conversionService;
+		@NonNull private final String prefix;
 
 		/*
 		 * (non-Javadoc)

src/test/java/org/springframework/data/jdbc/repository/config/EnableJdbcRepositoriesIntegrationTests.java

@@ -63,11 +63,11 @@ public class EnableJdbcRepositoriesIntegrationTests {
 	@Test // DATAJDBC-100
 	public void repositoryGetsPickedUp() {
 
-		assertNotNull(repository);
+		assertThat(repository).isNotNull();
 
 		Iterable<DummyEntity> all = repository.findAll();
 
-		assertNotNull(all);
+		assertThat(all).isNotNull();
 	}
 
 	@Test // DATAJDBC-166