DATACMNS-634 - Polishing.

Simplified type traversal in Repositories.getRepositoryFactoryInfoFor(…) and unit tests.

Original pull request: #110.

Author: odrotbohm

src/main/java/org/springframework/data/repository/support/Repositories.java

@@ -134,18 +134,19 @@ private RepositoryFactoryInformation<Object, Serializable> getRepositoryFactoryI
 
 		Assert.notNull(domainClass, DOMAIN_TYPE_MUST_NOT_BE_NULL);
 
-		Class<?> classToInspect = domainClass;
-		RepositoryFactoryInformation<Object, Serializable> repositoryInfo = repositoryFactoryInfos
-				.get(ClassUtils.getUserClass(classToInspect));
+		Class<?> userType = ClassUtils.getUserClass(domainClass);
+		RepositoryFactoryInformation<Object, Serializable> repositoryInfo = repositoryFactoryInfos.get(userType);
 
-		while (repositoryInfo == null && !classToInspect.equals(Object.class)) {
-			classToInspect = classToInspect.getSuperclass();
-			repositoryInfo = repositoryFactoryInfos.get(ClassUtils.getUserClass(classToInspect));
+		if (repositoryInfo != null) {
+			return repositoryInfo;
 		}
 
-		return repositoryInfo == null ? EMPTY_REPOSITORY_FACTORY_INFO : repositoryInfo;
-	}
+		if (!userType.equals(Object.class)) {
+			return getRepositoryFactoryInfoFor(userType.getSuperclass());
+		}
 
+		return EMPTY_REPOSITORY_FACTORY_INFO;
+	}
 
 	/**
 	 * Returns the {@link EntityInformation} for the given domain class.

src/test/java/org/springframework/data/repository/support/RepositoriesUnitTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except
@@ -113,9 +113,7 @@ public void exposesPersistentEntityForDomainTypes() {
 	 */
 	@Test
 	public void findsRepositoryForSubTypes() {
-
-		Repositories repositories = new Repositories(context);
-		assertThat(repositories.getPersistentEntity(AdvancedAddress.class), is(notNullValue()));
+		assertThat(new Repositories(context).getPersistentEntity(AdvancedAddress.class), is(notNullValue()));
 	}
 
 	class Person {}