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How to get and print last modification date of a file on the console in Java ?.

Program to demonstrate how to get and print last modification date of a file on the console in Java.

package com.hubberspot.code;

import java.io.File;
import java.util.Date;


public class ModifiedDate {

 public static void main(String[] args) {

  // Creating a new File Object by passing filename to it
  File file = new File("customer.txt");

  // Getting the last modified date by calling 
  // lastModified() method of the file object
  long modified = file.lastModified();

  // Creating a new date object by passing the modified long
  // value to its constructor
  Date lastModifiedDate = new Date(modified);

  // printing the initial modified date to the console
  System.out.println("Initial Modification Date : \n");
  System.out.println(lastModifiedDate);

  System.out.println("\nMaking the main thread sleep for 10 sec ... ");
  System.out.println("Till than modifying the file to print new modified date... ");

  try {
   Thread.sleep(10000);
  }
  catch (InterruptedException e) {

   e.printStackTrace();
  }

  // till main thread is at sleep for 10 sec 
  // we are modifying the file contents and saving
  // the file to print the new modified date 
  modified = file.lastModified();

  lastModifiedDate = new Date(modified);

  System.out.println("\nAfter Modification Date : \n");
  System.out.println(lastModifiedDate);

 }

}



Output of the program : 


 
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