How to open the CD drive with Java programming

Im doing a project at school and i will really
appreciate it if anybody could help.I cant figure out
how to open the cd drive with Java programing.Please
write back as soon as possible at maceve@sisd.net

"
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//**************************************
//
// Name: Cdopener
// Description:Opens and closes a cd tra
// y
// By: Jon Boyce
//
// Assumes:This code is actually visual
// j++ the package com.ms.win32 is not part
// of the java api and is not standard sun
// code.!!!!!!!!!!
//
// Side Effects:You need a very up to da
// te virual machine to interpret the java
// bytecode otherwise the code will not wor
// k, ie5 has a very good up to date virtua
// l machine, i highly recomend this as it
// will make life a lot easier
//
//This code is copyrighted and has// limited warranties.Please see http://
// www.1JavaStreet.com/vb/scripts/ShowCode.
// asp?txtCodeId=1659&lngWId=2//for details.//**************************************
//

import com.ms.win32.*;
public class Cdopener


{
private static String OPEN = "set cdaudio door open";
private static String CLOSE = "set cdaudio door open";
private static final int MAX_ERROR_SIZE = 64;
private static StringBuffer sbreturn = new StringBuffer(MAX_ERROR_SIZE);

public static void main (String[] args)


{
//call open() to open it and close() in the main method to
//close it
}

public static void open()


{
Winmm.mciSendString(OPEN,sbreturn,127,0);
}

public static void close()


{
Winmm.mciSendString(CLOSE,sbreturn,127,0);
}
}
"
from http://www.1javastreet.com/vb/scrip...d=1659&lngWId=2

seems like it would work, but you would need to get the nonstandard package it needs.