DATAJDBC-263 - Polishing.

Improved formatting, added author tags and issue comments.
Changed "entity" to "aggregate" in test names to make it more precise.

Original pull request: #94.

src/main/java/org/springframework/data/jdbc/repository/support/JdbcQueryLookupStrategy.java

@@ -41,6 +41,7 @@ import org.springframework.util.Assert;
  * @author Kazuki Shimizu
  * @author Oliver Gierke
  * @author Mark Paluch
+ * @author Maciej Walkowiak
  */
 class JdbcQueryLookupStrategy implements QueryLookupStrategy {
 

src/main/java/org/springframework/data/jdbc/repository/support/JdbcRepositoryQuery.java

@@ -99,12 +99,14 @@ class JdbcRepositoryQuery implements RepositoryQuery {
 		}
 
 		if (queryMethod.isCollectionQuery() || queryMethod.isStreamQuery()) {
+
 			List<?> result = operations.query(query, parameters, rowMapper);
 			publishAfterLoad(result);
 			return result;
 		}
 
 		try {
+
 			Object result = operations.queryForObject(query, parameters, rowMapper);
 			publishAfterLoad(result);
 			return result;
@@ -166,6 +168,7 @@ class JdbcRepositoryQuery implements RepositoryQuery {
 	private <T> void publishAfterLoad(@Nullable T entity) {
 
 		if (entity != null && context.hasPersistentEntityFor(entity.getClass())) {
+
 			RelationalPersistentEntity<?> e = context.getRequiredPersistentEntity(entity.getClass());
 			Object identifier = e.getIdentifierAccessor(entity)
 					     .getIdentifier();

src/test/java/org/springframework/data/jdbc/repository/support/JdbcQueryLookupStrategyUnitTests.java

@@ -47,6 +47,7 @@ import org.springframework.jdbc.core.namedparam.SqlParameterSource;
  * @author Jens Schauder
  * @author Oliver Gierke
  * @author Mark Paluch
+ * @author Maciej Walkowiak
  */
 public class JdbcQueryLookupStrategyUnitTests {
 

src/test/java/org/springframework/data/jdbc/repository/support/JdbcRepositoryQueryUnitTests.java

@@ -38,6 +38,7 @@ import org.springframework.jdbc.core.namedparam.SqlParameterSource;
  *
  * @author Jens Schauder
  * @author Oliver Gierke
+ * @author Maciej Walkowiak
  */
 public class JdbcRepositoryQueryUnitTests {
 
@@ -108,8 +109,8 @@ public class JdbcRepositoryQueryUnitTests {
 				.queryForObject(anyString(), any(SqlParameterSource.class), isA(CustomRowMapper.class));
 	}
 
-	@Test
-	public void publishesSingleEventWhenQueryReturnsSingleElement() {
+	@Test // DATAJDBC-263
+	public void publishesSingleEventWhenQueryReturnsSingleAggregate() {
 
 		doReturn("some sql statement").when(queryMethod).getAnnotatedQuery();
 		doReturn(false).when(queryMethod).isCollectionQuery();
@@ -122,8 +123,8 @@ public class JdbcRepositoryQueryUnitTests {
 		verify(publisher).publishEvent(any(AfterLoadEvent.class));
 	}
 
-	@Test
-	public void publishesAsManyEventsAsReturnedEntities() {
+	@Test // DATAJDBC-263
+	public void publishesAsManyEventsAsReturnedAggregates() {
 
 		doReturn("some sql statement").when(queryMethod).getAnnotatedQuery();
 		doReturn(true).when(queryMethod).isCollectionQuery();