1   
2   import java.awt.*;
3   import java.awt.event.*;
4   import javax.swing.*;
5   import java.io.*;
6   import java.util.Date;
7   
8     void jButton1_actionPerformed(ActionEvent e) {
9       
10      File file = new File("c:\\test1.txt");
11  
12      // Get the last modified time
13      Date sDate = new Date(file.lastModified());
14      
15      // Displays the modified date/time to the form title
16  
17     this.setTitle("Modified time: "+sDate.toString());
18  
19    }