changes of adding missing merge piece for reflecting index nested loop join

git-svn-id: https://hyracks.googlecode.com/svn/branches/hyracks_lsm_tree@2460 123451ca-8445-de46-9d55-352943316053
diff --git a/hyracks-storage-am-rtree/src/main/java/edu/uci/ics/hyracks/storage/am/rtree/dataflow/RTreeSearchOperatorDescriptor.java b/hyracks-storage-am-rtree/src/main/java/edu/uci/ics/hyracks/storage/am/rtree/dataflow/RTreeSearchOperatorDescriptor.java
index 135db80..52e9c32 100644
--- a/hyracks-storage-am-rtree/src/main/java/edu/uci/ics/hyracks/storage/am/rtree/dataflow/RTreeSearchOperatorDescriptor.java
+++ b/hyracks-storage-am-rtree/src/main/java/edu/uci/ics/hyracks/storage/am/rtree/dataflow/RTreeSearchOperatorDescriptor.java
@@ -44,7 +44,7 @@
             IIndexDataflowHelperFactory dataflowHelperFactory, boolean retainInput,
             ISearchOperationCallbackFactory searchOpCallbackFactory) {
         super(spec, 1, 1, recDesc, storageManager, lifecycleManagerProvider, fileSplitProvider, typeTraits,
-                comparatorFactories, dataflowHelperFactory, null, false, NoOpLocalResourceFactoryProvider.INSTANCE,
+                comparatorFactories, dataflowHelperFactory, null, retainInput, NoOpLocalResourceFactoryProvider.INSTANCE,
                 searchOpCallbackFactory, NoOpOperationCallbackFactory.INSTANCE);
 
         this.keyFields = keyFields;