private void rearrange(){
		for(Map.Entry<Value, Set<Unit>> e: newExprMap.entrySet()){
			Value v = e.getKey();
			if(v instanceof Local){
				Type t  = ((Local)v).getType();
				if(abc.NewTest.app_classes.contains(Scene.v().getSootClass(t.toString()))){
					addToMap(t, e.getValue());
				}
			}
			if(v instanceof FieldRef){
				Type t  = ((FieldRef)v).getType();
				if(abc.NewTest.app_classes.contains(Scene.v().getSootClass(t.toString()))){
					addToMap(t, e.getValue());
				}
			}
		}
	}