參考： 1.https://www.cnblogs.com/martianShu/p/5947170.html
基本上看了這篇文章，就可以了，前提是要看一下微信開發文檔，申請微信開發公眾號等，前期準備要做好

申請微信公眾號 ，獲得公眾號的appid和秘鑰

查看appid及appsecret

前臺引入相關js

<script type="text/javascript" src="${base}/theme2/plugins/jquery.qrcode.min.js"></script><script src="http://res.wx.qq.com/connect/zh_CN/htmledition/js/wxLogin.js"></script> @if(login_user.wxunionid==null || login_user.wxunionid==""){<a style="margin-left: -1000px;cursor: pointer" id="wxBind">【綁定微信】</a>@}else{<a style="margin-left: -1000px">已綁定</a>@}<div style="position: absolute;margin-top: -40px;margin-left: 100px;background-color: #eee" id="login_container"></div>var obj = new WxLogin({self_redirect:false,id:"login_container",appid: "wx4e5373274d806988",scope: "snsapi_login",redirect_uri: "http%3a%2f%2fwww.3dmomoda.com/zone/ucenter",state: "STATE",style: "",href: ""});$("#wxBind").click(function () {$("#login_container").toggle();})

后臺代碼

/*** 用戶空間 個人資料*/@Before(UserLoginInterceptor.class)public void ucenter() {String login_userid = CasKit.getStr("userid");this.setAttr("zone_navba", "ucenter");String code = this.getPara("code","");String state = this.getPara("state","");User user = User.dao.getById(login_userid);if (user != null) {if(!"".equals(code)){String result = HttpClientUtil.getForObject("https://api.weixin.qq.com/sns/oauth2/access_token?appid=wx4e5373274d806988&secret=8b4f2363f85adf43aeb41c5b729731b3&code=" + code + "&grant_type=authorization_code");WxInfo wxInfo=JSON.parseObject(result, WxInfo.class);String userInfo = HttpClientUtil.getForObject("https://api.weixin.qq.com/sns/userinfo?access_token="+wxInfo.getAccess_token()+"&openid="+wxInfo.getOpenid());WxUserInfo wxUserInfo=JSON.parseObject(userInfo, WxUserInfo.class);log.error(wxUserInfo.toString());user.set("wxname",wxUserInfo.getNickname());user.set("wximg",wxUserInfo.getHeadimgurl());user.set("wxsex",wxUserInfo.getSex());user.set("wxopenid",wxUserInfo.getOpenid());user.set("wxunionid",wxUserInfo.getUnionid());user.update();}this.setAttr("self", true);this.setAttr("his", "我");this.setAttr("user", user);if (this.getPara("_pjax") == null && this.getPara("_ajax") == null) {this.render("/zone/ucenter/index.html");} else {this.render("/zone/ucenter/item.html");}} else {throw new RuntimeException("用戶不存在啊，請重新登錄");}}

6.完整代碼

前臺：

<script type="text/javascript" src="${base}/theme2/plugins/jquery.qrcode.min.js"></script> <script src="http://res.wx.qq.com/connect/zh_CN/htmledition/js/wxLogin.js"></script> <div class="call-to-action"><div class="row"><div class="text-left user-info" style="width: 55%"><label>用戶ID: </label> <span>${user.userid}</span></div><div class="text-left user-info" style="width: 55%;"><label>用戶名: </label> <span>@if(!strutil.contain(login_user.username, "@default.default")){${login_user.username}@}</span></div><div class="text-left user-info" style="width: 55%;"><label>郵&nbsp;&nbsp;&nbsp;箱: </label> <span>@if(!strutil.contain(login_user.email, "@default.default")){${login_user.email}@}</span></div><div class="text-left user-info" style="width: 55%;"><label>微&nbsp;&nbsp;&nbsp;信: </label> <span>@if(login_user.wxunionid==null || login_user.wxunionid==""){@}else{${login_user.wxname}@}</span></div>@if(login_user.wxunionid==null || login_user.wxunionid==""){<a style="margin-left: -1000px;cursor: pointer" id="wxBind">【綁定微信】</a>@}else{<a style="margin-left: -1000px">已綁定</a>@}<div style="position:relative"><div style="position: absolute;margin-top: -40px;margin-left: 100px;background-color: #eee" id="login_container"></div><div class="text-left user-info"><label>姓&nbsp;&nbsp;&nbsp;名:</label> <span>${login_user.name}</span></div><div class="text-left user-info"><label>公&nbsp;&nbsp;&nbsp;司:</label> <span style="display: inline-block;width: 325px">${login_user.company}</span> <label>行&nbsp;&nbsp;&nbsp;業:</label> <span>${user.vocation}</span></div><div class="text-left user-info"><label>地&nbsp;&nbsp;&nbsp;區: </label> <span>${login_user.provice}&nbsp;${user.city}</span></div><div class="text-left user-info"><label>手機號: </label> <span>${login_user.phone}</span></div><div class="text-left user-info"><label>QQ號&nbsp;: </label> <span>${login_user.qq}</span></div></div><div style="width: 75%; margin-top: 66px;"><div class="btn btn-default btn-block" id="editUserInfoBtn" style="display:inline-block;width: 10%;">編輯資料</div></div><div class="info_img" style="width: 116px;height: 116px;display: inline-block;position: absolute;top:10px;right: 30%;"><img id="clickHeadimg" class="img-rounded" src="${has(headimg)?headimg:'/images/user/user-defalut.svg'}" onerror="imgError(this)" style="display:inline-block;width:100%;height:100%;border-radius: 50%;"/><p style="font-size: 15px;font-weight: bold;color: #666666;margin-top: 10px;">頭&nbsp;&nbsp;像</p></div></div> </div> <script type="text/javascript">$(function () {//進入編輯頁面$("#editUserInfoBtn").on("click", function () {$.post('/zone/getEditInfoPage', '', function (data) {$("#user-center-body").html(data);});});$("#login_container").hide();});var obj = new WxLogin({self_redirect:false,id:"login_container",appid: "wx4e5373274d806988",scope: "snsapi_login",redirect_uri: "http%3a%2f%2fwww.3dmomoda.com/zone/ucenter",state: "STATE",style: "",href: ""});</script> <script>$("#wxBind").click(function () {$("#login_container").toggle();}) </script>

后臺

/*** 用戶空間 個人資料*/@Before(UserLoginInterceptor.class)public void ucenter() {String login_userid = CasKit.getStr("userid");this.setAttr("zone_navba", "ucenter");String code = this.getPara("code","");String state = this.getPara("state","");User user = User.dao.getById(login_userid);if (user != null) {if(!"".equals(code)){String result = HttpClientUtil.getForObject("https://api.weixin.qq.com/sns/oauth2/access_token?appid=wx4e5373274d806988&secret=8b4f2363f85adf43aeb41c5b729731b3&code=" + code + "&grant_type=authorization_code");WxInfo wxInfo=JSON.parseObject(result, WxInfo.class);String userInfo = HttpClientUtil.getForObject("https://api.weixin.qq.com/sns/userinfo?access_token="+wxInfo.getAccess_token()+"&openid="+wxInfo.getOpenid());WxUserInfo wxUserInfo=JSON.parseObject(userInfo, WxUserInfo.class);log.error(wxUserInfo.toString());user.set("wxname",wxUserInfo.getNickname());user.set("wximg",wxUserInfo.getHeadimgurl());user.set("wxsex",wxUserInfo.getSex());user.set("wxopenid",wxUserInfo.getOpenid());user.set("wxunionid",wxUserInfo.getUnionid());user.update();}this.setAttr("self", true);this.setAttr("his", "我");this.setAttr("user", user);if (this.getPara("_pjax") == null && this.getPara("_ajax") == null) {this.render("/zone/ucenter/index.html");} else {this.render("/zone/ucenter/item.html");}} else {throw new RuntimeException("用戶不存在啊，請重新登錄");}}

3.工具類

package com.momoda.util;import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map;import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpMethodBase; import org.apache.commons.httpclient.NameValuePair; import org.apache.commons.httpclient.methods.GetMethod; import org.apache.commons.httpclient.methods.PostMethod; import org.apache.commons.httpclient.params.HttpMethodParams; import org.apache.commons.lang.text.StrBuilder; import org.apache.http.Consts; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.client.methods.CloseableHttpResponse; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClients;@SuppressWarnings({ "rawtypes", "unchecked" }) public class HttpClientUtil {public static HttpClient httpClient = new HttpClient();/*** 字符串生成Map*/public static <T> T createParamasMap(Object... strs) {if (strs.length % 2 != 0) {return null;}Map ret = new HashMap();for (int i = 0; i < strs.length; i++) {ret.put(strs[i], strs[i + 1]);i++;}return (T) ret;}/*** 創建表單PostMethod*/public static PostMethod createPostMethod(String url, Map<String, String> params) {PostMethod postMethod = new PostMethod(url);postMethod.setRequestHeader("Accept-Language", "zh-CN,zh;q=0.8,en;q=0.6");postMethod.setRequestHeader("Referer", "http://www.3dmomoda.com");String agent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.146 Safari/537.36";postMethod.setRequestHeader("User-Agent", agent);if (params != null) {List<NameValuePair> paramsData = new ArrayList<NameValuePair>();for (String key : params.keySet()) {paramsData.add(new NameValuePair(key, params.get(key)));}NameValuePair[] nvpArray = new NameValuePair[paramsData.size()];postMethod.setRequestBody(paramsData.toArray(nvpArray));}postMethod.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");return postMethod;}/*** 創建get*/public static GetMethod createGetMethod(String url) {GetMethod getMethod = new GetMethod(url);getMethod.setRequestHeader("Accept-Language", "zh-CN,zh;q=0.8,en;q=0.6");getMethod.setRequestHeader("Referer", "http://www.3dmomoda.com");String agent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.146 Safari/537.36";getMethod.setRequestHeader("User-Agent", agent);getMethod.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");return getMethod;}/*** 獲取response返回的信息*/public static String getResponseString(HttpMethodBase pm, String charset) {StringBuffer response = new StringBuffer();try {BufferedReader reader = new BufferedReader(new InputStreamReader(pm.getResponseBodyAsStream(), charset));String line = "";int linecount = 0;while ((line = reader.readLine()) != null) {if (linecount > 0 && line != null && !line.equals("")) {response.append(System.getProperty("line.separator"));}response.append(line);linecount++;}reader.close();} catch (Exception e) {e.printStackTrace();}return response.toString();}public static String getForObject(String url) {CloseableHttpClient client=HttpClients.createDefault();HttpGet get=new HttpGet(url);try {CloseableHttpResponse response=client.execute(get);if(response.getStatusLine().getStatusCode()==200){return getStringResult(response);}} catch (IOException e) {e.printStackTrace();}finally {try {client.close();} catch (IOException e) {e.printStackTrace();}}return null;}public static String getStringResult(HttpResponse response){HttpEntity entity = response.getEntity();if(entity==null) return null;try {InputStream is = entity.getContent();//轉換為字節輸入流BufferedReader br = new BufferedReader(new InputStreamReader(is, Consts.UTF_8));StrBuilder builder = new StrBuilder();String body;while ((body = br.readLine()) != null) {builder.append(body);}return builder.toString();} catch (IOException e) {e.printStackTrace();}return null;}}

總結

以上是生活随笔為你收集整理的java微信绑定的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。