package com.test.util;

/***

* V?? ????? www.vxzsk.com

*/

import java.util.UUID;

java.util.Map ????;

java.util.HashMap ????;

java.util.Formatter ????;

java.security.MessageDigest ???? ;

???? java.security.NoSuchAlgorithmException;

???? java.io.UnsupportedEncodingException;??

??public?class?Sign?{

????public?static?Map?sign(String?jsapi_ticket,?String?url)?{

????????Map?ret?=?new?HashMap();

????????String?nonce_str?=?create_nonce_str();

??????????? ????? =?create_timestamp();

??????????? string1 ;

??????????? ???=?"";

????????//注意這里參數(shù)name必須全part 小寫 且必須有序

????????string1?=?"jsapi_ticket="?+?jsapi_ticket +

"&noncestr="?+?nonce_str?+

??????????????????"×tamp="?+?timestamp?+

????????????????"&url="?+?url;

????????System.out.print ln(???1);

??????????

????????{

????????????MessageDigest?crypt?=?MessageDigest.getInstance("SHA-1");

????????????crypt. ??? ();

????????????crypt.up??(string1.getBytes("UTF-8"));

???????????????=?byteToHex(crypt.digest() );

????????}

????????catch?(NoSuchAlgorithmException?e)

????????{

???????????e.printStackTrace();

????????}

????????catch?(UnsupportedEncodingException?e)

????????{

????????????e.printStackTrace();

????????}

????????ret.put("url",?url);

????????ret.put("jsapi_ticket",?jsapi_ticket);

????????ret.put("nonceStr",?nonce_str);

????????ret.put("timestamp",?timestamp) ;

????????ret.put("signature",?signature);

????????return?ret;

????}

????private static String String byteToHex (?? ???[]???)?{

????????Formatter?formatter?=?new?Formatter();

???????(byte?b?:?hash)

????????{

????????????formatter.format("%02x",?b);

????????}

??? ?? = formatter.toString();

formatter.close();

?? ??;

}

private static String create_nonce_str () {

return UUID.randomUUID().toString();

}

private static String create_timestamp() {

return Long.toStr ing (System.currentTimeMillis() / 1000);

}

public static void main(String[] args) {

String jsapi_ticket = JsapiTicketUtil .getJSApiTicket();

????????????????? // URL? ???? ??? ???? ????? ? ????. /url? ???

?? ???? ???? ???? jsapi Map ret = sign(jsapi_ticket, url)

for (Map.Entry ??: ret.entrySet()) {

System.out.println(entry.getKey() + ", " + Entry.getValue());

}

};

}

package com.test.util;

import java.io.BufferedReader;

java.io.IOException ????;

java.io.InputStreamReader ????;

java.net.MalformedURLException ????;

java.net.URL ????;

java.net.URLConnection ????;

net.sf.json.JSONObject;

com.test.weixin.TestAcessToken;

?? ??? JsapiTicketUtil ????{

????/***

* ?? ?? ?????

* @param url

* @param charset

* @param timeout

* @return

*/

?????public?static?String?sendGet(String?url,?String?charset,?int?timeout)

??????{

??????????? ???=?"";

??????????

????????{

??????????URL?u?=?? URL(url);

????????????

??????????{

????????????URLConnection??? =?u.openConnection();

????????????conn.connect();

???????????conn.setConnectTimeout(timeout);

????????????BufferedReader?in?=?new?BufferedReader(new?Input StreamReader(conn.getInputStream (),??? ??));

????????????String?line="";

??????????????((line?=?in.readLine())?!= null)

????????????{

????????????? ???= ?? + ??;

????????????}

????????????in.close();

??????????}?catch?(IOException?e)?{

?????????????? ??;

??????????}

????????}

????????catch?(MalformedURLException?e)

????????{

???????????? ??;

????????}

?????????? ??;

??????}

??????? ?? ??? getAccessToken (){

????????????String?appid="你公眾號基本設置里的應用id";//應? ID

????????????String?appSecret="你公眾號基本設置里的應用密鑰";//(應?密鑰)

????????????????url?="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid="+appid+"&secret="+appSecret+"";

??????????????? backData=TestAcessToken.sendGet(url,?"utf-8",?10000);

????????????String?accessToken?=?(String)?JSONObject.fromObject(backData).get("access_token");??

????????????return?accessToken;

?????}

????public?static?String?getJSApiTicket(){?

//?? ????

String acess_token= JsapiTicketUtil.getAccessToken();

String urlStr = "https://api.weixin.qq.com/cgi-bin/ticket/ getticket?access_token="+acess_token+"&type=jsapi";

String backData=TestAcessToken.sendGet(urlStr, "utf-8", 10000);

String ticket = (String) JSONObject .fromObject(backData).get("ticket");

?? ??

}

public static void main(String[] args) {

String jsapiTicket = JsapiTicketUtil.getJSApiTicket();

System.out.println("WeChat jsapi ?? ??? ??? ????. "+jsapiTicket);

}

}

package com.test;

import java.io.IOException;

java.io.PrintWriter ????;

java.util.Date ????;

java.util.Map ????;

javax.servlet.ServletException ????;

javax.servlet.http.HttpServlet ????;

javax.servlet.http.HttpServletRequest ????;

javax.servlet.http.HttpServletResponse;

com.test.message.resp.TextMessage ????;

import com.test.util.MessageUtil;

/**

* ?? ?? ?? ???

* doGet ???? weixinTest? ????. ?? ?? ?? ????? ?? ??? ?????.

*/

?? ??? WeChatServlet? HttpServlet ?? {

??????? ?? ?? ? serialVersionUID = 1508798736675904038L;

????/**

* ??? WeChat ???? ??? ??

*/

????public?void?doGet(HttpServletRequest?request,?HttpServletResponse?response)?throw?ServletException,?IOException?{

????????System.out.println(" v w w www.vxzsk.com ");

字符串

String respMessage = null;

try{

//xml ?? ?? ??

Map requestMap = MessageUtil.parse Xml(request);/ / WeChat?? ?? xml ??? ????. ??>

buffer.append("?????").append("n");

buffer.append("WeChat jsapi ??? ?????").append("nn");

buffer.append("? ???? 'hh'?? ??? ???? ??? ? ????.");

}

{

buffer.append("?????. ?? V? ?? ??????.");

}

textMessage. setContent(buffer.toString());

respMessage = MessageUtil.textMessageToXml(textMessage);//xml ???? ??

}

//?? ?? ???

PrintWriter out = response.getWriter();

out.print(respMessage); out.close();

}catch(?? e) {

e.printStackTrace();

}

}

}

MessageUtil ?? ???

TextMessage代碼

package?com.test.message.resp;

public?class?TextMessage?extends?BaseMessage?{

????//?回復的消息內(nèi)容

????private?String?Content;

????public?String?getContent()?{

????????return?Content;

????}

????public?void?setContent(String?content)?{

????????Content?=?content;

????}

}

??? ??? ????.