微信公众号实现消息推送

public JsonResult sendMessage(String content) {//获得令牌
//        String accessToken = "21_UrWTu7IQt5N5KFlnPRdI4ec4C3vPxyvchJQf5E-yBmFED-uEeT6CF5eLpj9yFY6wloZAP6bYmCBR784_wACmU_MZX70JzumXu7XjT58ykCSNkDUW1qFh3JgJ7qJAtLBuwXDhEAbLYZIEF9cmCUVcAGAOGH";WxAccesstoken wxAccesstoken = wxAccesstokenMapper.selectByPrimaryKey("E1C969101C0000008E00000000366000");String accessToken = wxAccesstoken.getAccessToken();String url = TemplateMessage_Url.replace("ACCESS_TOKEN",accessToken);//调用接口进行发送try {Map<String, String> headers = new HashMap<>();headers.put("Content-Type","application/json;charset=utf-8");HttpResponse res = HttpUtils.doPost2(url,"",null,headers,null, content);String returnJson = EntityUtils.toString(res.getEntity());return JsonResult.success(returnJson);} catch (Exception e) {e.printStackTrace();}return null;}

工具类

package com.zt.oa.util;import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.entity.ByteArrayEntity;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;public class HttpUtils {/*** get** @param host* @param path* @param method* @param headers* @param querys* @return* @throws Exception*/public static HttpResponse doGet(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys)throws Exception {HttpClient httpClient = wrapClient(host);HttpGet request = new HttpGet(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}return httpClient.execute(request);}/*** post form** @param host* @param path* @param method* @param headers* @param querys* @param bodys* @return* @throws Exception*/public static HttpResponse doPost(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys,Map<String, String> bodys)throws Exception {HttpClient httpClient = wrapClient(host);HttpPost request = new HttpPost(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}if (bodys != null) {List<NameValuePair> nameValuePairList = new ArrayList<NameValuePair>();for (String key : bodys.keySet()) {nameValuePairList.add(new BasicNameValuePair(key, bodys.get(key)));}UrlEncodedFormEntity formEntity = new UrlEncodedFormEntity(nameValuePairList, "utf-8");formEntity.setContentType("application/x-www-form-urlencoded; charset=UTF-8");request.setEntity(formEntity);}return httpClient.execute(request);}/*** Post String** @param host* @param path* @param method* @param headers* @param querys* @param body* @return* @throws Exception*/public static HttpResponse doPost(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys,String body)throws Exception {HttpClient httpClient = wrapClient(host);HttpPost request = new HttpPost(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}if (body.toString().indexOf(" ")<0 /*StringUtils.isNotBlank(body)*/) {request.setEntity(new StringEntity(body, "utf-8"));}return httpClient.execute(request);}/*** Post String** @param host* @param path* @param method* @param headers* @param querys* @param body* @return* @throws Exception*/public static HttpResponse doPost2(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys,String body)throws Exception {HttpClient httpClient = wrapClient(host);HttpPost request = new HttpPost(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}request.setEntity(new StringEntity(body, "utf-8"));return httpClient.execute(request);}/*** Post stream** @param host* @param path* @param method* @param headers* @param querys* @param body* @return* @throws Exception*/public static HttpResponse doPost(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys,byte[] body)throws Exception {HttpClient httpClient = wrapClient(host);HttpPost request = new HttpPost(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}if (body != null) {request.setEntity(new ByteArrayEntity(body));}return httpClient.execute(request);}/*** Put String* @param host* @param path* @param method* @param headers* @param querys* @param body* @return* @throws Exception*/public static HttpResponse doPut(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys,String body)throws Exception {HttpClient httpClient = wrapClient(host);HttpPut request = new HttpPut(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}if (body.toString().indexOf(" ")<0/*StringUtils.isNotBlank(body)*/) {request.setEntity(new StringEntity(body, "utf-8"));}return httpClient.execute(request);}/*** Put stream* @param host* @param path* @param method* @param headers* @param querys* @param body* @return* @throws Exception*/public static HttpResponse doPut(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys,byte[] body)throws Exception {HttpClient httpClient = wrapClient(host);HttpPut request = new HttpPut(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}if (body != null) {request.setEntity(new ByteArrayEntity(body));}return httpClient.execute(request);}/*** Delete** @param host* @param path* @param method* @param headers* @param querys* @return* @throws Exception*/public static HttpResponse doDelete(String host, String path, String method,Map<String, String> headers,Map<String, Object> querys)throws Exception {HttpClient httpClient = wrapClient(host);HttpDelete request = new HttpDelete(buildUrl(host, path, querys));for (Map.Entry<String, String> e : headers.entrySet()) {request.addHeader(e.getKey(), e.getValue());}return httpClient.execute(request);}private static String buildUrl(String host, String path, Map<String, Object> querys) throws UnsupportedEncodingException {StringBuilder sbUrl = new StringBuilder();sbUrl.append(host);if (path.toString().indexOf(" ")<0/*!StringUtils.isBlank(path)*/) {sbUrl.append(path);}if (null != querys) {StringBuilder sbQuery = new StringBuilder();for (Map.Entry<String, Object> query : querys.entrySet()) {if (0 < sbQuery.length()) {sbQuery.append("&");}if (query.getKey().indexOf(" ")>0/*StringUtils.isBlank(query.getKey())*/ &&String.valueOf(query.getValue()).indexOf(" ")<0 /*!StringUtils.isBlank(query.getValue())*/) {sbQuery.append(query.getValue());}if (query.getKey().indexOf(" ")>0/*!StringUtils.isBlank(query.getKey())*/) {sbQuery.append(query.getKey());if (String.valueOf(query.getValue()).indexOf(" ")<0/*!StringUtils.isBlank(query.getValue())*/) {sbQuery.append("=");sbQuery.append(URLEncoder.encode(String.valueOf(query.getValue()), "utf-8"));}}}if (0 < sbQuery.length()) {sbUrl.append("?").append(sbQuery);}}return sbUrl.toString();}private static HttpClient wrapClient(String host) {HttpClient httpClient = new DefaultHttpClient();if (host.startsWith("https://")) {sslClient(httpClient);}return httpClient;}private static void sslClient(HttpClient httpClient) {try {SSLContext ctx = SSLContext.getInstance("TLS");X509TrustManager tm = new X509TrustManager() {public X509Certificate[] getAcceptedIssuers() {return null;}public void checkClientTrusted(X509Certificate[] xcs, String str) {}public void checkServerTrusted(X509Certificate[] xcs, String str) {}};ctx.init(null, new TrustManager[] { tm }, null);SSLSocketFactory ssf = new SSLSocketFactory(ctx);ssf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);ClientConnectionManager ccm = httpClient.getConnectionManager();SchemeRegistry registry = ccm.getSchemeRegistry();registry.register(new Scheme("https", 443, ssf));} catch (KeyManagementException ex) {throw new RuntimeException(ex);} catch (NoSuchAlgorithmException ex) {throw new RuntimeException(ex);}}
}

测试controller

 /*** 测试* @return*/@GetMapping("/sendTest")public JsonResult testSendMessage(){//创建消息发送实体对象TemplateMessage templateMessage=new TemplateMessage();
//        templateMessage.setUrl("www.baidu.com");templateMessage.setTouser("oZ5gZ000ftRiKIbZplGit8x0f_M0");templateMessage.setTemplate_id(templateId);//设置模板标题Content first=new Content();first.setValue("您好！您发起了流程审批");first.setColor("#000");//设置模板内容Content keyword1=new Content();keyword1.setValue("尹东伟发起的车采购审批");keyword1.setColor("#000");//设置模板位置Content keyword2=new Content();keyword2.setValue("发起");keyword2.setColor("#000");//设置设备Content keyword3=new Content();keyword3.setValue("尹东伟");keyword3.setColor("#000");//设置时间Content keyword4=new Content();SimpleDateFormat format=new SimpleDateFormat("yyyy年MM月dd日");String format1 = format.format(new Date());keyword4.setValue(format1);keyword4.setColor("#000");//设置跳转内容Content remark=new Content();remark.setValue("请您及时关注流程动态");remark.setColor("#000");//创建模板信息数据对象Data data=new Data();data.setFirst(first);data.setKeyword1(keyword1);data.setKeyword2(keyword2);data.setKeyword3(keyword3);data.setKeyword4(keyword4);data.setRemark(remark);templateMessage.setData(data);//将封装的数据转成JSONString jsonString = JSON.toJSONString(templateMessage);logger.info(jsonString);JsonResult jsonResult = wxMessageService.sendMessage(jsonString);return jsonResult;}

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