Java BufferedOutputStream write byte array to a file

import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;

public class Main {

  public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream(new File("Main"));
    BufferedOutputStream bos = new BufferedOutputStream(fos);
    bos.write("this is a test".getBytes());
    bos.flush();/* ww  w.  j a va  2  s  .  c o m*/
    bos.close();
    System.out.println("done");
  }
}