Java Scanner read text file by encoding

import java.io.File;
import java.util.Scanner;

public class Main {

  public static void main(String[] args) throws Exception{
    String path = "Main.java";
    Scanner scanner = new Scanner( new File(path) );
    String result = scanner.useDelimiter("\\A").next();
    System.out.println(result);/*from   w  w w .  j a v a2  s.  c om*/
    scanner.close();
/*
    Scanner scanner = new Scanner( new File(path), "US-ASCII" );
    String result = scanner.useDelimiter("\\A").next();
    scanner.close();

    Scanner scanner = new Scanner( new File(path), "ISO-8859-1" );
    String result = scanner.useDelimiter("\\A").next();
    scanner.close();

    Scanner scanner = new Scanner( new File(path), "UTF-8" );
    String result = scanner.useDelimiter("\\A").next();
    scanner.close();

    Scanner scanner = new Scanner( new File(path), "UTF-16BE" );
    String result = scanner.useDelimiter("\\A").next();
    scanner.close();

    Scanner scanner = new Scanner( new File(path), "UTF-16LE" );
    String result = scanner.useDelimiter("\\A").next();
    scanner.close();
    Scanner scanner = new Scanner( new File(path), "UTF-16" );
    String result = scanner.useDelimiter("\\A").next();
    scanner.close();
*/
    
  }
}