Chat-Applikation/src/server/ClientMessageStore.java

/*
 * Copyright (C) 2021 eichehome
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package server;

import utils.FifoPipe;
import utils.ArrayHelper;
import utils.Message;

/**
 *
 * @author eichehome
 */
public class ClientMessageStore {

    private ArrayHelper<Thread> arrayHelper = new ArrayHelper<>();
    /**
     * Verzeichniss der Threads, die die Clients überwachen
     */
    private Thread[] clientThreads = null;
    /**
     * Puffer der Nachrichten
     */
    private FifoPipe messages = new FifoPipe();

    public synchronized void pushMessage(Message message) {
        messages.setElement(message);
    }

    public synchronized Message popMessage() {
        Message result = messages.getNextElement();
        return result;
    }
    
    public synchronized void addThread(Thread thread) {
        arrayHelper.pushThread(thread, clientThreads);
    }
    
    public synchronized Thread removeThread(Thread thread) {
        return arrayHelper.popThread(thread, clientThreads);
    }
    
    public void notifyAllClients() {
        for (int i = 0; i < clientThreads.length; i++) {
            clientThreads[i].interrupt();
        }
    }
}