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Rename file or directory

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  1. /*
  2.    Rename file or directory
  3.    This Java example shows how to rename file or directory using renameTo
  4.    method of Java File class.
  5. */
  6.  
  7. import java.io.*;
  8.  
  9. public class RenameFileDirectory {
  10.  
  11.   public static void main(String[] args) {
  12.     //create source File object
  13.     File oldName = new File("C://FileIO//source.txt");
  14.    
  15.     //create destination File object
  16.     File newName = new File("C://FileIO//destination.txt");
  17.    
  18.     /*
  19.      * To rename a file or directory, use
  20.      * boolean renameTo(File destination) method of Java File class.
  21.      *
  22.      * This method returns true if the file was renamed successfully, false
  23.      * otherwise.
  24.      */
  25.    
  26.      boolean isFileRenamed = oldName.renameTo(newName);
  27.    
  28.      if(isFileRenamed)
  29.        System.out.println("File has been renamed");
  30.      else
  31.        System.out.println("Error renaming the file");
  32.   }
  33. }
  34.  
  35. /*
  36. Output would be
  37. File has been renamed
  38. */