Map转JSON字符串

[java]代码库

package com.smartAnji.control.utils;

import java.util.HashMap;

public class MessageUtil {

	public final static String TYPE = "type";
	public final static String DATA = "data";

	public final static String MESSAGE = "message";
	public final static String COORD = "coord";
	public final static String BEGIN = "begin";

	public final static String USER = "user";

	public static HashMap<String,String> getMessage(String msg) {
		HashMap<String,String> map = new HashMap<String,String>();
		String msgString  = msg.toString();
		String m[] = msgString.split(",");
		map.put("fromName", m[0]);
		map.put("toName", m[1]);
		map.put("content", m[2]);
		map.put("type", m[3]);
		return map;
	}

	public static String sendContent(String type, Object mapContent) {
		Map<String,Object> userMap = new HashMap<String,Object>();
		userMap.put(MessageUtil.TYPE, type);
		userMap.put(MessageUtil.DATA, mapContent);
		// Map转JSON字符串
		Gson gson = new Gson();	
		String jsonMsg = gson.toJson(userMap);
		return jsonMsg;
	}

//	public static HashMap<String,String> getCoord(String msg){
//		HashMap<String,String> map = new HashMap<String,String>();
//		String[] msgString = msg.toString().split("_");
//		map.put("x", msgString[0]);
//		map.put("x", msgString[1]);
//		return map;
//	}
}