小程序开发与公众号用户关联推送消息(二)+ 10月更文挑战第17天

2.httpsclient工具类 发送请求给微信接口
package com.qs.util;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.util.EntityUtils;

/**

• 利用HttpClient进行post请求的工具类
  *
• @author Kevin
• @ClassName: HttpsClientUtil
• @Description: TODO
• @date 2017年2月7日 下午1:43:38
  */
  public class HttpsPostUtil {
  public static String doPost(String url, String charset) {

   HttpClient httpClient = null;
   HttpPost httpPost = null;
   String result = null;
   try {
       httpClient = new SSLClient();
       httpPost = new HttpPost(url);
       HttpResponse response = httpClient.execute(httpPost);
       if (response != null) {
           HttpEntity resEntity = response.getEntity();
           if (resEntity != null) {
               result = EntityUtils.toString(resEntity, charset);
           }
       }
   } catch (Exception ex) {
       ex.printStackTrace();
   }
   return result;
  

  }
  }

package com.qs.util;

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.impl.client.DefaultHttpClient;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

/**

• 用于进行Https请求的HttpClient
  *
• @author Kevin
• @ClassName: SSLClient
• @Description: TODO

• @date 2017年2月7日 下午1:42:07
  */
  public class SSLClient extends DefaultHttpClient {
  public SSLClient() throws Exception {

   super();
   SSLContext ctx = SSLContext.getInstance("TLS");
   X509TrustManager tm = new X509TrustManager() {
       public void checkClientTrusted(X509Certificate[] chain,
                                      String authType) throws CertificateException {
       }
  
       public void checkServerTrusted(X509Certificate[] chain,
                                      String authType) throws CertificateException {
       }
  
       public X509Certificate[] getAcceptedIssuers() {
           return null;
       }
   };
   ctx.init(null, new TrustManager[]{tm}, null);
   SSLSocketFactory ssf = new SSLSocketFactory(ctx, SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
   ClientConnectionManager ccm = this.getConnectionManager();
   SchemeRegistry sr = ccm.getSchemeRegistry();
   sr.register(new Scheme("https", 443, ssf));
  

  }
  }