IObservable.java

/*
 * QuasselDroid - Quassel client for Android
 * Copyright (C) 2016 Janne Koschinski
 * Copyright (C) 2016 Ken Børge Viktil
 * Copyright (C) 2016 Magnus Fjell
 * Copyright (C) 2016 Martin Sandsmark <martin.sandsmark@kde.org>
 *
 * 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 de.kuschku.util.observables;

public interface IObservable<T> {
    void addCallback(T callback);

    void removeCallback(T callback);

    void removeCallbacks();
}