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PlaybackInfoListener.java

/*
 * Copyright 2017 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.mediasession.service;

import android.support.v4.media.session.PlaybackStateCompat;
import android.support.v4.media.session.MediaSessionCompat;

import com.example.android.mediasession.service.players.MediaPlayerAdapter;

/**
 * Listener to provide state updates from {@link MediaPlayerAdapter} (the media player)
 * to {@link MusicService} (the service that holds our {@link MediaSessionCompat}.
 */
public abstract class PlaybackInfoListener {

public abstract void onPlaybackStateChange(PlaybackStateCompat state);

public void onPlaybackCompleted() {
    }
}