Convert a IPv4 address from an integer to an InetAddress. - Android Network

Android examples for Network:IP Address

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Description

Convert a IPv4 address from an integer to an InetAddress.

Demo Code


//package com.java2s;
import java.net.InetAddress;
import java.net.UnknownHostException;

public class Main {
    /**//from   w  w  w .ja v a  2 s . co  m
     * Convert a IPv4 address from an integer to an InetAddress.
     * 
     * @param hostAddress an int corresponding to the IPv4 address in network byte order
     */
    public static InetAddress intToInetAddress(int hostAddress) {
        byte[] addressBytes = { (byte) (0xff & hostAddress),
                (byte) (0xff & (hostAddress >> 8)),
                (byte) (0xff & (hostAddress >> 16)),
                (byte) (0xff & (hostAddress >> 24)) };

        try {
            return InetAddress.getByAddress(addressBytes);
        } catch (UnknownHostException e) {
            throw new AssertionError();
        }
    }
}

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