DATAMONGO-1293 - Polishing.

Move configuration parsing error into method actually responsible for reading uri/client-uri attributes.

Original Pull Request: #328

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

@@ -51,9 +51,11 @@ import com.mongodb.MongoURI;
  * @author Viktor Khoroshko
  */
 public class MongoDbFactoryParser extends AbstractBeanDefinitionParser {
+
 	private static final Set<String> MONGO_URI_ALLOWED_ADDITIONAL_ATTRIBUTES;
 
 	static {
+
 		Set<String> mongoUriAllowedAdditionalAttributes = new HashSet<String>();
 		mongoUriAllowedAdditionalAttributes.add("id");
 		mongoUriAllowedAdditionalAttributes.add("write-concern");
@@ -84,20 +86,10 @@ public class MongoDbFactoryParser extends AbstractBeanDefinitionParser {
 		BeanDefinitionBuilder dbFactoryBuilder = BeanDefinitionBuilder.genericBeanDefinition(SimpleMongoDbFactory.class);
 		setPropertyValue(dbFactoryBuilder, element, "write-concern", "writeConcern");
 
-		BeanDefinition mongoUri = getMongoUri(element);
+		BeanDefinition mongoUri = getMongoUri(element, parserContext);
 
 		if (mongoUri != null) {
-			int allowedAttributesCount = 1;
-			for (String attribute : MONGO_URI_ALLOWED_ADDITIONAL_ATTRIBUTES) {
-				if (element.hasAttribute(attribute)) {
-					allowedAttributesCount++;
-				}
-			}
 
-			if (element.getAttributes().getLength() > allowedAttributesCount) {
-				parserContext.getReaderContext().error("Configure either Mongo URI or details individually!",
-						parserContext.extractSource(element));
-			}
 			dbFactoryBuilder.addConstructorArgValue(mongoUri);
 			return getSourceBeanDefinition(dbFactoryBuilder, parserContext, element);
 		}
@@ -170,12 +162,15 @@ public class MongoDbFactoryParser extends AbstractBeanDefinitionParser {
 
 	/**
 	 * Creates a {@link BeanDefinition} for a {@link MongoURI} or {@link MongoClientURI} depending on configured
-	 * attributes.
+	 * attributes. <br />
+	 * Errors when configured element contains {@literal uri} or {@literal client-uri} along with other attributes except
+	 * {@literal write-concern} and/or {@literal id}.
 	 * 
 	 * @param element must not be {@literal null}.
+	 * @param parserContext
 	 * @return {@literal null} in case no client-/uri defined.
 	 */
-	private BeanDefinition getMongoUri(Element element) {
+	private BeanDefinition getMongoUri(Element element, ParserContext parserContext) {
 
 		boolean hasClientUri = element.hasAttribute("client-uri");
 
@@ -183,6 +178,21 @@ public class MongoDbFactoryParser extends AbstractBeanDefinitionParser {
 			return null;
 		}
 
+		int allowedAttributesCount = 1;
+		for (String attribute : MONGO_URI_ALLOWED_ADDITIONAL_ATTRIBUTES) {
+
+			if (element.hasAttribute(attribute)) {
+				allowedAttributesCount++;
+			}
+		}
+
+		if (element.getAttributes().getLength() > allowedAttributesCount) {
+
+			parserContext.getReaderContext().error(
+					"Configure either " + (hasClientUri ? "Mongo Client URI" : "Mongo URI") + " or details individually!",
+					parserContext.extractSource(element));
+		}
+
 		Class<?> type = hasClientUri ? MongoClientURI.class : MongoURI.class;
 		String uri = hasClientUri ? element.getAttribute("client-uri") : element.getAttribute("uri");
 

spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryParserIntegrationTests.java

@@ -204,6 +204,7 @@ public class MongoDbFactoryParserIntegrationTests {
 	 */
 	@Test
 	public void setsUpClientUriWithId() {
+
 		reader.loadBeanDefinitions(new ClassPathResource("namespace/mongo-client-uri-and-id.xml"));
 		BeanDefinition definition = factory.getBeanDefinition("testMongo");
 		ConstructorArgumentValues constructorArguments = definition.getConstructorArgumentValues();
@@ -218,6 +219,7 @@ public class MongoDbFactoryParserIntegrationTests {
 	 */
 	@Test
 	public void setsUpUriWithId() {
+
 		reader.loadBeanDefinitions(new ClassPathResource("namespace/mongo-uri-and-id.xml"));
 		BeanDefinition definition = factory.getBeanDefinition("testMongo");
 		ConstructorArgumentValues constructorArguments = definition.getConstructorArgumentValues();