DATAJPA-1297 - Fixed usage of outputParameterName in @procedure annotation.

Original pull request: #260.

Author: didiez

src/main/java/org/springframework/data/jpa/repository/query/StoredProcedureAttributeSource.java

@@ -36,6 +36,7 @@
  * @author Oliver Gierke
  * @author Christoph Strobl
  * @author Mark Paluch
+ * @author Diego Diez
  * @since 1.6
  */
 enum StoredProcedureAttributeSource {
@@ -70,7 +71,7 @@ public StoredProcedureAttributes createFrom(Method method, JpaEntityMetadata<?>
 					+ method);
 		}
 
-		return new StoredProcedureAttributes(procedureName, null, method.getReturnType(), false);
+		return new StoredProcedureAttributes(procedureName, procedure.outputParameterName(), method.getReturnType(), false);
 	}
 
 	/**

src/test/java/org/springframework/data/jpa/repository/query/StoredProcedureAttributeSourceUnitTests.java

@@ -42,6 +42,7 @@
  * @author Thomas Darimont
  * @author Oliver Gierke
  * @author Christoph Strobl
+ * @author Diego Diez
  * @since 1.6
  */
 @RunWith(MockitoJUnitRunner.class)
@@ -101,6 +102,17 @@ public void shouldCreateStoredProcedureAttributesFromProcedureMethodWithExplictP
 		assertThat(attr.getOutputParameterType(), is(typeCompatibleWith(Integer.class)));
 		assertThat(attr.getOutputParameterName(), is(StoredProcedureAttributes.SYNTHETIC_OUTPUT_PARAMETER_NAME));
 	}
+        
+    @Test // DATAJPA-1297
+	public void shouldCreateStoredProcedureAttributesFromProcedureMethodWithExplictProcedureNameAliasAndOutputParameterName() {
+
+		StoredProcedureAttributes attr = creator
+				.createFrom(method("explicitPlus1inoutViaProcedureNameAliasAndOutputParameterName", Integer.class), entityMetadata);
+
+		assertThat(attr.getProcedureName(), is("plus1inout"));
+		assertThat(attr.getOutputParameterType(), is(typeCompatibleWith(Integer.class)));
+		assertThat(attr.getOutputParameterName(), is("res"));
+	}
 
 	@Test // DATAJPA-455
 	public void shouldCreateStoredProcedureAttributesFromProcedureMethodBackedWithExplicitlyNamedProcedure() {
@@ -166,12 +178,18 @@ static interface DummyRepository {
 		@Procedure(procedureName = "plus1inout") // DATAJPA-455
 		Integer explicitPlus1inoutViaProcedureNameAlias(Integer arg);
 
+                /**
+		 * Explicitly mapped to a procedure with name "plus1inout" in database via alias and explicityly named ouput parameter.
+		 */
+		@Procedure(procedureName = "plus1inout", outputParameterName = "res") // DATAJPA-1297
+		Integer explicitPlus1inoutViaProcedureNameAliasAndOutputParameterName(Integer arg);
+                
 		/**
 		 * Implicitly mapped to a procedure with name "plus1inout" in database via alias.
 		 */
 		@Procedure // DATAJPA-455
 		Integer plus1inout(Integer arg);
-
+                
 		/**
 		 * Explicitly mapped to named stored procedure "User.plus1IO" in {@link EntityManager}.
 		 */