added missing flush statement

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2786 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/kelondro/kelondroRowBufferedSet.java

@@ -174,7 +174,8 @@ public class kelondroRowBufferedSet implements kelondroIndex {
         return store.row();
     }
 
-    public Iterator rows(boolean up, boolean rotating, byte[] firstKey) {
+    public synchronized Iterator rows(boolean up, boolean rotating, byte[] firstKey) {
+        flush();
         return store.rows(up, rotating, firstKey);
     }
 }