Here you can find the source of getIpAddress(Socket socket)
public static String getIpAddress(Socket socket)
//package com.java2s; /*//from w ww. jav a 2 s .co m * Morphy Open Source Chess Server * Copyright (C) 2008,2009 http://code.google.com/p/morphy-chess-server/ * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import java.net.Socket; public class Main { public static String getIpAddress(Socket socket) { // In the future this will produce a better ip address string. return socket.getInetAddress().toString().substring(1); } }