Java tutorial
//package com.java2s; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.net.HttpURLConnection; import java.net.URL; public class Main { public static String userAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko"; public static int timeout = 1000 * 10; public static String getPosthtml(String posturl, String postData, String encode) { String html = ""; URL url; try { url = new URL(posturl); HttpURLConnection connection = (HttpURLConnection) url.openConnection(); connection.setRequestMethod("POST"); connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); connection.setRequestProperty("User-Agent", userAgent); String postDataStr = postData; byte[] bytes = postDataStr.getBytes("utf-8"); connection.setRequestProperty("Content-Length", "" + bytes.length); connection.setRequestProperty("Connection", "Keep-Alive"); connection.setRequestProperty("Cache-Control", "no-cache"); connection.setDoOutput(true); connection.setReadTimeout(timeout); connection.setFollowRedirects(true); connection.connect(); OutputStream outStrm = connection.getOutputStream(); outStrm.write(bytes); outStrm.flush(); outStrm.close(); InputStream inStrm = connection.getInputStream(); BufferedReader br = new BufferedReader(new InputStreamReader(inStrm, encode)); String temp = ""; while ((temp = br.readLine()) != null) { html += (temp + '\n'); } br.close(); connection.disconnect(); } catch (Exception e) { e.printStackTrace(); } return html; } }