Map map = new HashMap();
Iterator iter = map.entrySet().iterator();
while (iter.hasNext()) {
Map.Entry entry = (Map.Entry) iter.next();
Object key = entry.getKey();
Object val = entry.getValue();
}
String value = map.get("key")
参考:http://www.cnblogs.com/meieiem/archive/2011/11/02/2233041.html