HHH-18077 extremely minor cleanup after fix

Signed-off-by: Gavin King <gavin@hibernate.org>

hibernate-core/src/main/java/org/hibernate/query/sqm/internal/AbstractSqmSelectionQuery.java

@@ -182,29 +182,33 @@ abstract class AbstractSqmSelectionQuery<R> extends AbstractSelectionQuery<R> {
 
 	private static <R> KeyedPage<R> nextPage(KeyedPage<R> keyedPage, List<KeyedResult<R>> results) {
 		if ( keyedPage.getKeyInterpretation() == KEY_OF_FIRST_ON_NEXT_PAGE ) {
+			// the results come in reverse order
 			return !results.isEmpty()
 					? keyedPage.nextPage( results.get(0).getKey() )
 					: null;
 		}
-
+		else {
 			final int pageSize = keyedPage.getPage().getSize();
 			return results.size() == pageSize + 1
 					? keyedPage.nextPage( results.get(pageSize - 1).getKey() )
 					: null;
 		}
+	}
 
 	private static <R> KeyedPage<R> previousPage(KeyedPage<R> keyedPage, List<KeyedResult<R>> results) {
 		if ( keyedPage.getKeyInterpretation() == KEY_OF_FIRST_ON_NEXT_PAGE ) {
+			// the results come in reverse order
 			final int pageSize = keyedPage.getPage().getSize();
 			return results.size() == pageSize + 1
 					? keyedPage.previousPage( results.get(pageSize - 1).getKey() )
 					: null;
 		}
-
+		else {
 			return !results.isEmpty()
 					? keyedPage.previousPage( results.get(0).getKey() )
 					: null;
 		}
+	}
 
 	public abstract Class<R> getExpectedResultType();
 

hibernate-core/src/main/java/org/hibernate/query/sqm/internal/KeyedResult.java

@@ -47,6 +47,7 @@ class KeyedResult<R> {
 				}
 				break;
 			case KEY_OF_FIRST_ON_NEXT_PAGE:
+				// the results come in reverse order
 				for (int i = pageSize-1; i>=0; i--) {
 					if (i < size) {
 						resultList.add( executed.get(i).getResult() );