DATACMNS-1215 - Fixed repository lookup for proxy domain classes.

We now consistently use the user class for repository (metadata) lookup in Repositories.

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

@@ -122,7 +122,9 @@ public class Repositories implements Iterable<Class<?>> {
 
 		Assert.notNull(domainClass, DOMAIN_TYPE_MUST_NOT_BE_NULL);
 
-		return repositoryFactoryInfos.containsKey(domainClass);
+		Class<?> userClass = ClassUtils.getUserClass(domainClass);
+
+		return repositoryFactoryInfos.containsKey(userClass);
 	}
 
 	/**
@@ -135,7 +137,9 @@ public class Repositories implements Iterable<Class<?>> {
 
 		Assert.notNull(domainClass, DOMAIN_TYPE_MUST_NOT_BE_NULL);
 
-		Optional<String> repositoryBeanName = Optional.ofNullable(repositoryBeanNames.get(domainClass));
+		Class<?> userClass = ClassUtils.getUserClass(domainClass);
+		Optional<String> repositoryBeanName = Optional.ofNullable(repositoryBeanNames.get(userClass));
+
 		return beanFactory.flatMap(it -> repositoryBeanName.map(it::getBean));
 	}
 

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

@@ -29,6 +29,7 @@ import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.springframework.aop.framework.ProxyFactory;
 import org.springframework.beans.factory.support.AbstractBeanDefinition;
 import org.springframework.beans.factory.support.BeanDefinitionBuilder;
 import org.springframework.beans.factory.support.DefaultListableBeanFactory;
@@ -140,6 +141,23 @@ public class RepositoriesUnitTests {
 				.hasValueSatisfying(it -> assertThat(it.getRepositoryInterface()).isEqualTo(PersonRepository.class));
 	}
 
+	@Test // DATACMNS-1215
+	public void exposesRepositoryForProxyType() {
+
+		ProxyFactory factory = new ProxyFactory();
+		factory.setTarget(new Person());
+		factory.setProxyTargetClass(true);
+
+		Object proxy = factory.getProxy();
+
+		assertThat(ClassUtils.isCglibProxy(proxy)).isTrue();
+
+		Repositories repositories = new Repositories(context);
+
+		assertThat(repositories.hasRepositoryFor(proxy.getClass())).isTrue();
+		assertThat(repositories.getRepositoryFor(proxy.getClass())).isNotEmpty();
+	}
+
 	class Person {}
 
 	class Address {}