android用https发送post请求

原文地址：android用https发送post请求作者：长春

package acg.iptv.util;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.URL;

import java.net.URLEncoder;

import java.security.SecureRandom;

import java.security.cert.X509Certificate;

import java.util.Map;

import javax.net.ssl.HttpsURLConnection;

import javax.net.ssl.KeyManager;

import javax.net.ssl.SSLContext;

import javax.net.ssl.SSLSocketFactory;

import javax.net.ssl.X509TrustManager;

importorg.apache.http.conn.ssl.AllowAllHostnameVerifier;

public class HttpClient {

private static final AllowAllHostnameVerifierHOSTNAME_VERIFIER = new AllowAllHostnameVerifier();  

private static X509TrustManager xtm = new X509TrustManager(){

public void checkClientTrusted(X509Certificate[] chain, StringauthType) {}

    public voidcheckServerTrusted(X509Certificate[] chain, String authType){

    }

    public X509Certificate[]getAcceptedIssuers() {

       return null;

      }

  }; 

private static  X509TrustManager[] xtmArray =new X509TrustManager[] { xtm };

private static HttpsURLConnection conn=null;

public static InputStream sendPOSTRequestForInputStream(Stringpath, Map<String, String> params,String encoding) throws Exception{

// 1> 组拼实体数据

//method=save&name=liming&timelength=100

StringBuilder entityBuilder = new StringBuilder("");

if(params!=null &&!params.isEmpty()){

for(Map.Entry<String, String>entry : params.entrySet()){

entityBuilder.append(entry.getKey()).append('=');

entityBuilder.append(URLEncoder.encode(entry.getValue(),encoding));

entityBuilder.append('&');

}

entityBuilder.deleteCharAt(entityBuilder.length() - 1);

}

byte[] entity = entityBuilder.toString().getBytes();

URL url = new URL(path);

conn = (HttpsURLConnection) url.openConnection();

if (conn instanceof HttpsURLConnection) {  

     //Trust all certificates   

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

    context.init(new KeyManager[0], xtmArray, newSecureRandom());   

    SSLSocketFactory socketFactory =context.getSocketFactory();  

    ((HttpsURLConnection)conn).setSSLSocketFactory(socketFactory);  

    ((HttpsURLConnection)conn).setHostnameVerifier(HOSTNAME_VERIFIER);  

 }

conn.setConnectTimeout(5 * 1000);

conn.setRequestMethod("POST");

conn.setDoOutput(true);//允许输出数据

conn.setRequestProperty("Content-Type","application/x-www-form-urlencoded");

conn.setRequestProperty("Content-Length",String.valueOf(entity.length));

OutputStream outStream = conn.getOutputStream();

outStream.write(entity);

outStream.flush();

outStream.close();

if(conn.getResponseCode() == 200){

return conn.getInputStream();

}

return conn.getInputStream();

}

public static void closeConnection(){

if (conn!=null)

conn.disconnect();

}

}