JsonUtils —— Json辅助类

package com.huacai.wap.utils;

import java.util.HashMap;

import java.util.Iterator;

import java.util.Map;

import net.sf.json.JSONObject;

public class JsonUtils {

/** */

/**

* 从json HASH表达式中获取一个map，改map支持嵌套功能

* 

* @param jsonString

* @return

*/

public static Map getMap4Json(String jsonString) {

JSONObject jsonObject = JSONObject.fromObject(jsonString);

Iterator keyIter = jsonObject.keys();

String key;

Object value;

Map valueMap = new HashMap();

while (keyIter.hasNext()) {

key = (String) keyIter.next();

value = jsonObject.get(key);

valueMap.put(key, value);

}

return valueMap;

}

public static String getJsonStrFromObj(Object obj) {

JSONObject jonObject =JSONObject.fromObject(obj);

return jonObject.toString();

}

}