Java Program to design IP Finder application using java Swing

import javax.swing.*;  

import java.awt.event.*;  

import java.net.*;  

public class IPFinder extends JFrame implements ActionListener{  

    JLabel l;  

    JTextField tf;  

    JButton b;  

IPFinder(){  

    super("IP Finder Tool - Javatpoint");  

    l=new JLabel("Enter URL:");  

    l.setBounds(50,70,150,20);;  

    tf=new JTextField();  

    tf.setBounds(50,100,200,20);  

      

    b=new JButton("Find IP");  

    b.setBounds(50,150,80,30);  

    b.addActionListener(this);  

    add(l);  

    add(tf);  

    add(b);  

    setSize(300,300);  

    setLayout(null);  

    setVisible(true);  

}  

public void actionPerformed(ActionEvent e){  

    String url=tf.getText();  

    try {  

        InetAddress ia=InetAddress.getByName(url);  

        String ip=ia.getHostAddress();  

        JOptionPane.showMessageDialog(this,ip);  

    } catch (UnknownHostException e1) {  

        JOptionPane.showMessageDialog(this,e1.toString());  

    }  

}  

public static void main(String[] args) {  

    new IPFinder();  

}  

}  

Anurag Rana Educator CSE/IT