利用HttpClient进行post请求的工具类，访问第三方接口HTTPs

　　原代码：

　　package com.landray.kmss.util.web;

　　import java.io.IOException;

　　import java.util.ArrayList;

　　import java.util.Iterator;

　　import java.util.List;

　　import java.util.Map;

　　import java.util.ResourceBundle;

　　import java.util.Map.Entry;

　　import javax.servlet.ServletException;

　　import javax.servlet.http.HttpServlet;

　　import javax.servlet.http.HttpServletRequest;

　　import javax.servlet.http.HttpServletResponse;

　　import org.apache.http.HttpEntity;

　　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.HttpPost;

　　import org.apache.http.impl.client.CloseableHttpClient;

　　import org.apache.http.message.BasicNameValuePair;

　　import org.apache.http.util.EntityUtils;

　　import net.sf.json.JSONObject;

　　/*

　　* 利用HttpClient进行post请求的工具类 访问第三方接口HTTPs

　　*/

　　public class HttpClientUtil extends HttpServlet {

　　/**

　　*

　　*/

　　private static final long serialVersionUID = 1L;

　　/*

　　* private static ResourceBundle lStrings =

　　* ResourceBundle.getBundle("javax.servlet.http.LocalStrings");

　　*

　　* public void doPost(HttpServletRequest req, HttpServletResponse resp)

　　* throws ServletException, IOException { String protocol =

　　* req.getProtocol();

　　*

　　* String msg = lStrings.getString("http.method_post_not_supported"); if

　　* (protocol.endsWith("1.1")) { resp.sendError(405, msg); } else {

　　* resp.sendError(400, msg); }

　　*

　　* }

　　*/

　　public static JSONObject doPostUrl(String url, Map map, String charset) {

　　JSONObject jsonObject = null;

　　CloseableHttpClient httpClient = null; // HttpsURLConnection

　　HttpPost httpPost = null;

　　String result = null;

　　try {

　　httpClient = new SSLClient();

　　httpPost = new HttpPost(url);

　　System.setProperty("sun.net.client.defaultReadTimeout", "5000");

　　System.setProperty("jsse.enableSNIExtension", "false");

　　// 设置参数

　　List list = new ArrayList();

　　Iterator iterator = map.entrySet().iterator();

　　while (iterator.hasNext()) {

　　Entry elem = (Entry) iterator.next();

　　list.add(new BasicNameValuePair(elem.getKey(), elem.getValue()));

　　}

　　if (list.size() > 0) {

　　UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, charset);

　　httpPost.setEntity(entity);

　　}郑州妇科医院 http://www.120zzkd.com/

　　HttpResponse response = httpClient.execute(httpPost);

　　if (response != null) {

　　System.out.println("123");

　　HttpEntity resEntity = response.getEntity();

　　if (resEntity != null) {

　　result = EntityUtils.toString(resEntity, charset);

　　jsonObject = JSONObject.fromObject(result);

　　}

　　}

　　} catch (Exception ex) {

　　ex.printStackTrace();

　　} finally {

　　try {

　　httpClient.close();

　　} catch (IOException e) {

　　// TODO Auto-generated catch block

　　e.printStackTrace();

　　}

　　}

　　return jsonObject;

　　}

　　}

　　SSLClient代码：

　　package com.landray.kmss.util.web;

　　import java.security.cert.CertificateException;

　　import java.security.cert.X509Certificate;

　　import javax.net.ssl.SSLContext;

　　import javax.net.ssl.TrustManager;

　　import javax.net.ssl.X509TrustManager;

　　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;

　　//用于进行Https请求的HttpClient

　　public class SSLClient extends DefaultHttpClient{

　　public SSLClient() throws Exception{

　　super();

　　SSLContext ctx = SSLContext.getInstance("TLS");

　　X509TrustManager tm = new X509TrustManager() {

　　@Override

　　public void checkClientTrusted(X509Certificate[] chain,

　　String authType) throws CertificateException {

　　}

　　@Override

　　public void checkServerTrusted(X509Certificate[] chain,

　　String authType) throws CertificateException {

　　}

　　@Override

　　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));

　　}

　　}