null,
previous );
WindowTupleList list = (WindowTupleList) memory.events.get( previous );
//for( RightTuple tuple = list.getFirstWindowTuple(); tuple != null; tuple = list.getFirstWindowTuple() ) {
for( WindowTuple tuple = list.getFirstWindowTuple(); tuple != null; ) {
WindowTuple next = tuple.getWindowNext();
tuple.setPropagationContext(pctx);
tuple.getRightTupleSink().retractRightTuple(tuple,
pctx,
workingMemory);
pctx.evaluateActionQueue(workingMemory);