[jboss-svn-commits] JBL Code SVN: r32504 - labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo.

[jboss-svn-commits at lists.jboss.org]

Author: mark.proctor at jboss.com
Date: 2010-04-11 18:40:06 -0400 (Sun, 11 Apr 2010)
New Revision: 32504

Modified:
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ExistsNode.java
Log:
JBRULES-2240 True modify
-ModifyRightTuple should do nothing if no left memory.

Modified: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ExistsNode.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ExistsNode.java	2010-04-11 22:39:35 UTC (rev 32503)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ExistsNode.java	2010-04-11 22:40:06 UTC (rev 32504)
@@ -366,7 +366,11 @@
     public void modifyRightTuple(RightTuple rightTuple,
                                  PropagationContext context,
                                  InternalWorkingMemory workingMemory) {
-
+        if ( !this.tupleMemoryEnabled ) {
+            // do nothing here, as we know there are no left tuples at this stage in sequential mode.
+            return;
+        }
+        
         final BetaMemory memory = (BetaMemory) workingMemory.getNodeMemory( this );
 
         // TODO: wtd with behaviours?