private static void mapToPartitionZero(SIRStream str, final HashMap<SIROperator,Integer> partitionMap) {
private static void mapToPartitionZero(SIRStream str, final Map<SIROperator,Integer> partitionMap) {
    private static void mapToPartitionZero(SIRStream str, final HashMap<SIROperator,Integer> partitionMap) {        IterFactory.createFactory().createIter(str).accept(new EmptyStreamVisitor() {                public void preVisitStream(SIRStream self,                                           SIRIterator iter) {                    partitionMap.put(self, new Integer(0));                    if (self instanceof SIRSplitJoin) {                        partitionMap.put(((SIRSplitJoin)self).getSplitter(), new Integer(0));                        partitionMap.put(((SIRSplitJoin)self).getJoiner(), new Integer(0));                    } else if (self instanceof SIRFeedbackLoop) {                        partitionMap.put(((SIRFeedbackLoop)self).getSplitter(), new Integer(0));                        partitionMap.put(((SIRFeedbackLoop)self).getJoiner(), new Integer(0));                    }                }            });    }