How to delete file in Java

import java.util.*;
import java.io.File; 

public class Lautturi {
  public static void main(String[] args) { 
    File myObj = new File("test.txt"); 
    if (myObj.delete()) { 
      System.out.println("Deleted the file: " + myObj.getName()+" Successfully");
    } else {
      System.out.println("Failed to delete the file.");
    } 
  } 
}