Java DataOutputStream .writeBytes (String s)

public final void writeBytes(String s)   throws IOException

/*from   w w w  . j a  va  2s.  c  o  m*/

import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;

public class Main {
  public static void main(String[] args) throws IOException {
    String s = "Hello from java2s.com!";

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(baos);

    dos.writeBytes(s);
    dos.flush();

    System.out.println(s + " in bytes:");
    for (byte b : baos.toByteArray()) {
      System.out.print(b + ",");
    }
  }
}