Converts the given bytes of an IP to a string representation. - Java Network

Java examples for Network:IP Address

  1. HOME
  2. Java
  3. Network
  4. IP Address

Description

Converts the given bytes of an IP to a string representation.

Demo Code

/*/*from  ww  w  .  j a va2s  . c o m*/
 *  JMule - Java file sharing client
 *  Copyright (C) 2007-2008 JMule team ( jmule@jmule.org / http://jmule.org )
 *
 *  Any parts of this program derived from other projects, or contributed
 *  by third-party developers are copyrighted by their respective authors.
 *
 *  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 2
 *  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, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 */
//package com.java2s;

public class Main {

    /**
     * Converts the given bytes of an IP to a string representation.
     */
    public static String ip2string(byte[] ip) {
        if (ip == null) {
            throw new NullPointerException("Ip is null!");
        }
        //assert ip.length == 4;

        return (ip[0] & 0xff) + "." + (ip[1] & 0xff) + "." + (ip[2] & 0xff)
                + "." + (ip[3] & 0xff);
    }

    /**
     * Converts the given bytes of an IP to a string representation.
     */
    public static String ip2string(int ip) {
        return ((ip >> 24) & 0xFF) + "." + ((ip >> 16) & 0xFF) + "."
                + ((ip >> 8) & 0xFF) + "." + (ip & 0xFF);
    }
}

Related Tutorials