Here you can find the source of pingUrl(String Url)
public static void pingUrl(String Url)
//package com.java2s; /*//from w ww . j av a 2s. co m * This file is part of Spoutcraft. * * Copyright (c) 2011-2012, SpoutDev <http://www.spout.org/> * Spoutcraft is licensed under the GNU Lesser General Public License. * * Spoutcraft is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Spoutcraft is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import java.io.BufferedReader; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; public class Main { public static void pingUrl(String Url) { try { URL url = new URL(Url); HttpURLConnection con = (HttpURLConnection) (url.openConnection()); System.setProperty("http.agent", ""); con.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.100 Safari/534.30"); BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream())); String str; while ((str = in.readLine()) != null) ; in.close(); } catch (Exception e) { } } }