wx.config({
  debug: true, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。
  appId: '', // 必填，公众号的唯一标识
  timestamp: , // 必填，生成签名的时间戳
  nonceStr: '', // 必填，生成签名的随机串
  signature: '',// 必填，签名，见附录1
  jsApiList: [] // 必填，需要使用的JS接口列表，所有JS接口列表见附录2
});

package com.cuiyongzhi.wechat.common;
 
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
 
import net.sf.json.JSONObject;
 
import com.cuiyongzhi.web.util.GlobalConstants;
import com.cuiyongzhi.wechat.util.HttpUtils;
 
/**
 * ClassName: WeChatTask
 * @Description: 微信两小时定时任务体
 * @author dapengniao
 * @date 2016年3月10日 下午1:42:29
 */
public class WeChatTask {
  /**
   * @Description: 任务执行体
   * @param @throws Exception
   * @author dapengniao
   * @date 2016年3月10日 下午2:04:37
   */
  public void getToken_getTicket() throws Exception {
    Map<String, String> params = new HashMap<String, String>();
    //获取token执行体
    params.put("grant_type", "client_credential");
    params.put("appid", GlobalConstants.getInterfaceUrl("appid"));
    params.put("secret", GlobalConstants.getInterfaceUrl("AppSecret"));
    String jstoken = HttpUtils.sendGet(
        GlobalConstants.getInterfaceUrl("tokenUrl"), params);
    String access_token = JSONObject.fromObject(jstoken).getString(
        "access_token"); // 获取到token并赋值保存
    GlobalConstants.interfaceUrlProperties.put("access_token", access_token);
     
    //获取jsticket的执行体
    params.clear();
    params.put("access_token", access_token);
    params.put("type", "jsapi");
    String jsticket = HttpUtils.sendGet(
        GlobalConstants.getInterfaceUrl("ticketUrl"), params);
    String jsapi_ticket = JSONObject.fromObject(jsticket).getString(
        "ticket"); 
    GlobalConstants.interfaceUrlProperties
    .put("jsapi_ticket", jsapi_ticket); // 获取到js-SDK的ticket并赋值保存
     
    System.out.println("jsapi_ticket================================================" + jsapi_ticket);
    System.out.println(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date())+"token为=============================="+access_token);
 
  }
 
}

package com.cuiyongzhi.wechat.common;
 
import java.security.MessageDigest;
import java.util.Formatter;
import java.util.HashMap;
import java.util.UUID;
import com.cuiyongzhi.web.util.GlobalConstants;
 
 
/**
 * ClassName: JSSDK_Config
 * @Description: 用户微信前端页面的jssdk配置使用
 * @author dapengniao
 * @date 2016年3月19日 下午3:53:23
 */
public class JSSDK_Config {
 
  /**
   * @Description: 前端jssdk页面配置需要用到的配置参数
   * @param @return hashmap {appid,timestamp,nonceStr,signature}
   * @param @throws Exception  
   * @author dapengniao
   * @date 2016年3月19日 下午3:53:23
   */
  public static HashMap<String, String> jsSDK_Sign(String url) throws Exception {
    String nonce_str = create_nonce_str();
    String timestamp=GlobalConstants.getInterfaceUrl("timestamp");
    String jsapi_ticket=GlobalConstants.getInterfaceUrl("jsapi_ticket");
    // 注意这里参数名必须全部小写，且必须有序
    String string1 = "jsapi_ticket=" + jsapi_ticket + "&noncestr=" + nonce_str
        + "×tamp=" + timestamp + "&url=" + url;
    MessageDigest crypt = MessageDigest.getInstance("SHA-1");
    crypt.reset();
    crypt.update(string1.getBytes("UTF-8"));
    String signature = byteToHex(crypt.digest());
    HashMap<String, String> jssdk=new HashMap<String, String>();
    jssdk.put("appId", GlobalConstants.getInterfaceUrl("appid"));
    jssdk.put("timestamp", timestamp);
    jssdk.put("nonceStr", nonce_str);
    jssdk.put("signature", signature);
    return jssdk;
 
  }
   
  private static String byteToHex(final byte[] hash) {
    Formatter formatter = new Formatter();
    for (byte b : hash) {
      formatter.format("x", b);
    }
    String result = formatter.toString();
    formatter.close();
    return result;
  }
   
  private static String create_nonce_str() {
    return UUID.randomUUID().toString();
  }
 
}

package com.cuiyongzhi.wechat.controller;
 
import java.util.Map;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import com.cuiyongzhi.Message;
import com.cuiyongzhi.wechat.common.JSSDK_Config;
 
/**
 * ClassName: WeChatController
 * @Description: 前端用户微信配置获取
 * @author dapengniao
 * @date 2016年3月19日 下午5:57:36
 */
@Controller
@RequestMapping("/wechatconfig")
public class WeChatController {
 
  /**
   * @Description: 前端获取微信JSSDK的配置参数
   * @param @param response
   * @param @param request
   * @param @param url
   * @param @throws Exception
   * @author dapengniao
   * @date 2016年3月19日 下午5:57:52
   */
  @RequestMapping("jssdk")
  public Message JSSDK_config(
      @RequestParam(value = "url", required = true) String url) {
    try {
      System.out.println(url);
      Map<String, String> configMap = JSSDK_Config.jsSDK_Sign(url);
      return Message.success(configMap);
    } catch (Exception e) {
      return Message.error();
    }
 
  }
 
}

<%@ page language="java" contentType="text/html; charset=UTF-8"
  pageEncoding="UTF-8"%>
<!DOCTYPE html >
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width" />
<title>JSSDk配置</title>
<script src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>
<script src="http://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script>
<script type="text/javascript">
  function jssdk() {
    $.ajax({
      url : "http://wechat.cuiyongzhi.com/wechatconfig/jssdk",
      type : 'post',
      dataType : 'json',
      contentType : "application/x-www-form-urlencoded; charset=utf-8",
      data : {
        'url' : location.href.split('#')[0]
      },
      success : function(data) {
        wx.config({
          debug : true,
          appId : data.data.appId,
          timestamp : data.data.timestamp,
          nonceStr : data.data.nonceStr,
          signature : data.data.signature,
          jsApiList : [ 'checkJsApi', 'onMenuShareTimeline',
              'onMenuShareAppMessage', 'onMenuShareQQ',
              'onMenuShareWeibo', 'hideMenuItems',
              'showMenuItems', 'hideAllNonBaseMenuItem',
              'showAllNonBaseMenuItem', 'translateVoice',
              'startRecord', 'stopRecord', 'onRecordEnd',
              'playVoice', 'pauseVoice', 'stopVoice',
              'uploadVoice', 'downloadVoice', 'chooseImage',
              'previewImage', 'uploadImage', 'downloadImage',
              'getNetworkType', 'openLocation', 'getLocation',
              'hideOptionMenu', 'showOptionMenu', 'closeWindow',
              'scanQRCode', 'chooseWXPay',
              'openProductSpecificView', 'addCard', 'chooseCard',
              'openCard' ]
        });
      }
    });
  }
 
  function isWeiXin5() {
    var ua = window.navigator.userAgent.toLowerCase();
    var reg = /MicroMessenger\/[5-9]/i;
    return reg.test(ua);
  }
 
  window.onload = function() {
    //   if (isWeiXin5() == false) {
    //      alert("您的微信版本低于5.0，无法使用微信支付功能，请先升级！");
    //     }
    jssdk();
  };
</script>
</head>
<body>
</body>
</html>