import java.io.*;

/*****************************************************************************

    SaveUTF16 -- Code for Saving UTF-16 or UTF-8 to Disk and Reading it

        03        B1        05        D0          Unicode
    0000 0011 1011 0001 0000 0101 1101 0000

        CE        B1        D7        90          UTF-8
    1100 1110 1011 0001 1101 0111 1001 0000
    ***0 1110 **11 0001 ***1 0111 **01 0000       * UTF-8 Rec id's
           03 B1               05 D0             

 *****************************************************************************/

    class SaveUTF16
      {
      public static void main (String[] args)
        {
        int i;
        String s;
        char[] ac;
        byte[] ab;
        FileInputStream fis;
        FileOutputStream fos;
        InputStreamReader isr;
        OutputStreamWriter osw;

        ac = new char[2];
        ac[0] = '\u03b1';
        ac[1] = '\u05d0';

        try
          {
          fos = new FileOutputStream ("test.dat");
          osw = new OutputStreamWriter (fos, "UTF-16");
          // or UTF-8 cf. docs/api/java/lang/package-summary.html#charenc

          osw.write ('a');
          osw.write ('b');
          osw.write ('c');
          osw.write (ac);
          osw.write ('d');
          osw.write ('e');
          osw.write ('f');
          osw.write (ac);
          osw.close ();

          fis = new FileInputStream ("test.dat");
          isr = new InputStreamReader (fis, "UTF-16");
          ac = new char [10];
          isr.read (ac);
          for (i = 0; i < ac.length; i++)
            {
            System.out.println ("ch->" + ac[i] + "<- 0x" 
              + Integer.toHexString (ac[i]));
            }

          s = "\u03b1\u05d0";
          ab = s.getBytes ("UTF-16");           // another useful service
          System.out.println ("1st 2 bytes are sign of UTF-16");

          for (i = 0; i < ab.length; i++)
            {
            System.out.println ("b 0x" 
              + Integer.toHexString (ab[i]));
            }

          s = new String (ab, "UTF-16");        // another userful service
          }
        catch (Exception e)
          {
          System.out.println ("Exception: " + e);
          }
        }
      }