private static void dumpMap(Map map)
    {

        if (map == null || map.isEmpty())
        {
            return;
        }

        

        Set set = map.keySet();
        Iterator it = set.iterator();
        while (it.hasNext())
        {

            Object key = it.next();
            Object value = map.get(key);
            System.out.println("key:value===" + key + ":" + value);
        }
        
    }