DATAREST-445 - Fixed domain type lookup in RepositoryCollectionResourceMapping.

We now use the domain type provided by RepositoryMetadata instead of manually looking up to be sure to pick up customizations correctly.

spring-data-rest-core/src/main/java/org/springframework/data/rest/core/mapping/RepositoryCollectionResourceMapping.java

@@ -74,7 +74,7 @@ class RepositoryCollectionResourceMapping implements CollectionResourceMapping {
 		this.repositoryAnnotation = AnnotationUtils.findAnnotation(repositoryType, RepositoryRestResource.class);
 		this.repositoryIsExportCandidate = Modifier.isPublic(repositoryType.getModifiers());
 
-		Class<?> domainType = RepositoriesUtils.getDomainType(repositoryType);
+		Class<?> domainType = metadata.getDomainType();
 		this.domainTypeMapping = EVO_INFLECTOR_IS_PRESENT ? new EvoInflectorTypeBasedCollectionResourceMapping(domainType,
 				relProvider) : new TypeBasedCollectionResourceMapping(domainType, relProvider);
 

spring-data-rest-core/src/test/java/org/springframework/data/rest/core/mapping/RepositoryCollectionResourceMappingUnitTests.java

@@ -91,6 +91,25 @@ public class RepositoryCollectionResourceMappingUnitTests {
 		assertThat(mapping.getItemResourceRel(), is("bar"));
 	}
 
+	/**
+	 * @see DATAREST-445
+	 */
+	@Test
+	public void usesDomainTypeFromRepositoryMetadata() {
+
+		RepositoryMetadata metadata = new DefaultRepositoryMetadata(PersonRepository.class) {
+
+			@Override
+			public Class<?> getDomainType() {
+				return Object.class;
+			}
+		};
+
+		RepositoryCollectionResourceMapping mapping = new RepositoryCollectionResourceMapping(metadata);
+
+		assertThat(mapping.getPath(), is(new Path("/objects")));
+	}
+
 	private static CollectionResourceMapping getResourceMappingFor(Class<?> repositoryInterface) {
 
 		RepositoryMetadata metadata = new DefaultRepositoryMetadata(repositoryInterface);