小程序开发与公众号用户关联推送消息(二)

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));

}
}