Home Java Java-get-example Java Get Host Name

Java Get Host Name
Posted on: October 15, 2008 at 12:00 AM

In this Example you will learn how to get host name in Java. Go through the below given code to understand how it works and gets the host name of a computer or an IP address using Java application language.

Java Get Host Name

The given program will first check Java's Security Manager to ensure if the hostname search is permitted or not. Although, it is allowed on most standard environments by default.

Java code to get host name


import java.net.*;

import java.io.*;



public class GetHostName{

 public static void main(String [] args) {

 try {

  InetAddress addr = InetAddress.getLocalHost();

  byte[] ipAddr = addr.getAddress();

  String hostname = addr.getHostName();

  System.out.println("hostname="+hostname);

  } catch (UnknownHostException e) {

  }



  }

}

Output will be displayed as:

Download Source Code

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