1   
2   import java.awt.*;
3   import java.awt.event.*;
4   import javax.swing.*;
5   import java.net.*;
6   import java.io.*;
7   
8   
9     void jButton1_actionPerformed(ActionEvent e) {
10     try{ 
11      InetAddress addr = InetAddress.getByName("DevSuperPage.com");
12       this.setTitle("IP address is: "+addr.getHostAddress());
13    } catch (UnknownHostException e1) {
14        } catch (IOException e1) {       
15          
16        }
17    }