Send a special message to the public account of WeChat.

Send a special message to the public account.

Package com. YY. tuling; import java. io. unsupportedEncodingException; import net. sf. json. JSONArray; import org. apache. http. httpResponse; import org. apache. http. client. methods. httpGet; import org. apache. http. client. methods. httpPost; import org. apache. http. entity. stringEntity; import org. apache. http. impl. client. httpClients; import org. apache. http. util. entityUtils; import org. liufeng. course. pojo. token; import com. YY. entity. receiveXmlEntity; import com. YY. util. commonUtil; import com. YY. util. formatXmlResult; public class HttpGetRequest {/*** Post Request * @ param url request address * @ param Param request content * @ return interface returned content */private static String post (String url, string param) {try {HttpPost request = new HttpPost (url); request. setEntity (new StringEntity (param, "UTF-8"); HttpResponse response = httpclients.createdefa((cmd.exe cute (r Equest); // determine whether the request is successful if (200 = response. getStatusLine (). getStatusCode () {return EntityUtils. toString (response. getEntity ();} return "";} catch (Exception e) {e. printStackTrace (); return "" ;}} public static String getExction () throws Exception {// a third-party user's unique credential String appId = "APPID "; // String appSecret = "APPSECRET"; // call the API to obtain the credential Token = CommonUtil. getToken (appId, appSecret); String param = MatXmlResult. getJsonResult (); String Url = "https://api.weixin.qq.com/cgi-bin/message/template/send? Access_token = "+ token. getAccessToken (); String result = post (Url, param); System. out. println (result); return result ;}< pre name = "code" class = "java"> package com. YY. util; import java. io. unsupportedEncodingException; import java.net. URLEncoder; import java. util. arrayList; import java. util. date; import java. util. hashMap; import java. util. list; import java. util. map; import net. sf. json. JSONArray; import net. sf. json. JS ONObject; import com. YY. entity. receiveXmlEntity;/*** Json * @ author Administrator **/public class FormatXmlResult {public static String getJsonResult () throws UnsupportedEncodingException {// JSON format data parsing object JSONObject jo = new JSONObject (); jo. put ("touser", "message recipient's OPendID"); jo. put ("template_id", "gCC5EseXsJXrLC-mOzUc9EFE3ehSH0hAApMLyWii-io"); every public account has template_id jo. put ("url", "http://www.sina.com. Cn "); // This is a message link, usually a dynamic link. Jo. put ("topcolor", "# 7B68EE"); JSONObject map11 = new JSONObject (); map11.put ("value", "The following documents must be approved! "); Map11.put (" color "," #173177 "); JSONObject map12 = new JSONObject (); map12.put (" value "," A1 "); map12.put (" color ", "#173177"); JSONObject map13 = new JSONObject (); map13.put ("value", "B2"); map13.put ("color", "#173177 "); JSONObject map14 = new JSONObject (); map14.put ("value", "C3"); map14.put ("color", "#173177"); JSONObject map15 = new JSONObject (); map15.put ("value", "Please review as soon as possible"); map15.put ("color", "#173177"); Employee employee = new Employee (); employee. setFirst (map11); employee. setKeynote1 (map12); employee. setKeynote2 (map13); employee. setKeynote3 (map14); employee. setRemark (map15); jo. put ("data", employee); return jo. toString ();}}

 

Package com. YY. util; import java. io. bufferedReader; import java. io. inputStream; import java. io. inputStreamReader; import java. io. outputStream; import java. io. unsupportedEncodingException; import java.net. connectException; import java.net. URL; import javax.net. ssl. httpsURLConnection; import javax.net. ssl. SSLContext; import javax.net. ssl. SSLSocketFactory; import javax.net. ssl. trustManager; import net. sf. json. JSO NException; import net. sf. json. JSONObject; import org. liufeng. course. pojo. token; import org. slf4j. logger; import org. slf4j. loggerFactory;/*** common tool class ** @ author liufeng * @ date 2013-10-17 */public class CommonUtil {private static Logger log = LoggerFactory. getLogger (CommonUtil. class); // GET the credential (GET) public final static String token_url = "https://api.weixin.qq.com/cgi-bin/token? Grant_type = client_credential & appid = APPID & secret = APPSECRET ";/*** send https request ** @ param requestUrl request address * @ param requestMethod Request Method (GET, POST) * @ param outputStr data submitted * @ return JSONObject (through JSONObject. get (key) method to get the json object attribute value) */public static JSONObject httpsRequest (String requestUrl, String requestMethod, String outputStr) {JSONObject jsonObject = null; try {// create an SSLContext object and use the trusted manager we specified to initialize TrustMana Ger [] tm = {new MyX509TrustManager ()}; SSLContext sslContext = SSLContext. getInstance ("SSL", "SunJSSE"); sslContext. init (null, tm, new java. security. secureRandom (); // obtain the SSLSocketFactory object SSLSocketFactory ssf = SSLContext from the sslContext object. getSocketFactory (); URL url URL = new url (requestUrl); HttpsURLConnection conn = (HttpsURLConnection) URL. openConnection (); conn. setSSLSocketFactory (ssf); conn. setDoOutpu T (true); conn. setDoInput (true); conn. setUseCaches (false); // set the Request Method (GET/POST) conn. setRequestMethod (requestMethod); // when outputStr is not null, write data to the output stream if (null! = OutputStr) {OutputStream outputStream = conn. getOutputStream (); // note the encoding format outputStream. write (outputStr. getBytes ("UTF-8"); outputStream. close () ;}// read the returned content from the input stream InputStream inputStream = conn. getInputStream (); InputStreamReader inputStreamReader = new InputStreamReader (inputStream, "UTF-8"); BufferedReader bufferedReader = new BufferedReader (inputStreamReader); String str = null; StringBuffer buffer = new StringBuffer (); while (str = bufferedReader. readLine ())! = Null) {buffer. append (str);} // releases the resource bufferedReader. close (); inputStreamReader. close (); inputStream. close (); inputStream = null; conn. disconnect (); jsonObject = JSONObject. fromObject (buffer. toString ();} catch (ConnectException ce) {log. error ("connection timeout :{}", ce);} catch (Exception e) {log. error ("https request exception: {}", e) ;}return jsonObject ;} /*** obtain the interface Access Credential ** @ param appid credential * @ param appsecret key * @ return */public s Tatic Token getToken (String appid, String appsecret) {Token token = null; String requestUrl = token_url.replace ("APPID", appid ). replace ("APPSECRET", appsecret); // initiate a GET request to obtain the credential JSONObject jsonObject = httpsRequest (requestUrl, "GET", null); if (null! = JsonObject) {try {token = new Token (); token. setAccessToken (jsonObject. getString ("access_token"); token. setExpiresIn (jsonObject. getInt ("expires_in");} catch (JSONException e) {token = null; // get token failure log. error ("failed to get token errcode :{} errmsg :{}", jsonObject. getInt ("errcode"), jsonObject. getString ("errmsg") ;}return token;}/*** URL encoding (UTF-8) ** @ param source * @ return */public static String urlEncodeUTF8 (String source) {String result = source; try {result = java.net. URLEncoder. encode (source, "UTF-8");} catch (UnsupportedEncodingException e) {e. printStackTrace ();} return result;}/*** determine the file extension ** @ param contentType content type ** @ return */public static String getFileExt (String contentType) based on the content type) {String fileExt = ""; if ("image/jpeg ". equals (contentType) fileExt = ". jpg "; else if (" audio/mpeg ". equals (contentType) fileExt = ". mp3 "; else if (" audio/amr ". equals (contentType) fileExt = ". amr "; else if (" video/mp4 ". equals (contentType) fileExt = ". mp4 "; else if (" video/mpeg4 ". equals (contentType) fileExt = ". mp4 "; return fileExt ;}}

package com.YY.util;import java.util.Map;import net.sf.json.JSONObject;public class Employee {private JSONObject first;private JSONObject keynote1;private JSONObject keynote2;private JSONObject keynote3;private JSONObject remark;public JSONObject getFirst() {return first;}public void setFirst(JSONObject first) {this.first = first;}public JSONObject getKeynote1() {return keynote1;}public void setKeynote1(JSONObject keynote1) {this.keynote1 = keynote1;}public JSONObject getKeynote2() {return keynote2;}public void setKeynote2(JSONObject keynote2) {this.keynote2 = keynote2;}public JSONObject getKeynote3() {return keynote3;}public void setKeynote3(JSONObject keynote3) {this.keynote3 = keynote3;}public JSONObject getRemark() {return remark;}public void setRemark(JSONObject remark) {this.remark = remark;}}

Package org. liufeng. course. util; import java. security. cert. certificateException; import java. security. cert. x509Certificate; import javax.net. ssl. x509TrustManager;/*** trust manager *** @ author liufeng * @ date 2013-04-10 */public class MyX509TrustManager implements X509TrustManager {// check the client certificate public void checkClientTrusted (Credential [] chain, string authType) throws CertificateException {} // check the server certificate public void checkServerTrusted (X509Certificate [] chain, String authType) throws CertificateException {} // returns the trusted X509 Certificate array public X509Certificate [] getAcceptedIssuers () {return null ;}}

Package org. liufeng. course. pojo;/*** credential ** @ author liufeng * @ date 2013-10-17 */public class Token {// interface Access Credential private String accessToken; // credential validity period, unit: second private int expiresIn; public String getAccessToken () {return accessToken;} public void setAccessToken (String accessToken) {this. accessToken = accessToken;} public int getExpiresIn () {return expiresIn;} public void setExpiresIn (int expiresIn) {this. expiresIn = expiresIn ;}}