Java: Rename a file

import java.io.*;

public class ListFile {
   public static void main(String args[]){
         ListFile lstFile = new ListFile();
         System.out.println(lstFile.renameFile("D:/test/nasatest.txt"));
   }

   public boolean renameFile(String file){
         File oldFile = new File(file);
         File newFile = new File("D:/test/nasa.txt");
         boolean success = false;
         // Rename file (or directory)
         try{
               success = oldFile.renameTo(newFile);
         }catch(Exception e){
               e.printStackTrace();
         }
         return success;
   }
}