/*
 * Copyright (c) 1995-1997 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies. Please refer to the file "copyright.html"
 * for further important copyright and licensing information.
 *
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */
package bingo.game;

import java.net.*;
import bingo.shared.*;

class SocketGate implements Constants {

    private InetAddress ballListeningGroup;
    private InetAddress playerListeningGroup;
    private InetAddress gameListeningGroup;

    private MulticastSocket socket = null;

    SocketGate () throws java.io.IOException {

        socket = new MulticastSocket(Constants.portNumber);

        ballListeningGroup = InetAddress.getByName(Constants.BallListeningGroup);
        playerListeningGroup = InetAddress.getByName(Constants.PlayerListeningGroup);
        gameListeningGroup = InetAddress.getByName(Constants.GameListeningGroup);
    }

    void sendBall(BingoBall b) {
        sendBytes(b.getBytes(), ballListeningGroup);
    }

    void sendPlayerStatusMessage(PlayerRecord p) {
        sendBytes(p.getBytes(), playerListeningGroup);
    }

    void sendGameStatusMessage(String msg) {
        sendBytes(msg.getBytes(), gameListeningGroup);
    }

    private void sendBytes(byte[] data, InetAddress group) {
        DatagramPacket packet = new DatagramPacket(data, data.length, group,
                                                   Constants.portNumber);
        try {
            socket.send(packet);
        } catch (java.io.IOException e) {
            // PENDING: what should go in here?
        }
    }
}