Java tutorial
/* * * * Copyright 2016 @ Fernando Souto Gonzlez * * Copyright 2017 @ Pablo Grela * * * * 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 justforcommunity.radiocom.utils; import android.app.Notification; import android.app.NotificationManager; import android.app.PendingIntent; import android.app.Service; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.media.MediaPlayer; import android.media.MediaPlayer.OnPreparedListener; import android.net.Uri; import android.os.Build; import android.os.IBinder; import android.support.v4.app.NotificationCompat; import android.util.Log; import com.google.android.exoplayer.ExoPlayer; import com.google.android.exoplayer.MediaCodecAudioTrackRenderer; import com.google.android.exoplayer.extractor.ExtractorSampleSource; import com.google.android.exoplayer.upstream.Allocator; import com.google.android.exoplayer.upstream.DataSource; import com.google.android.exoplayer.upstream.DefaultAllocator; import com.google.android.exoplayer.upstream.DefaultUriDataSource; import com.google.android.exoplayer.util.Util; import java.io.IOException; import justforcommunity.radiocom.R; import justforcommunity.radiocom.activities.Podcast; public class PodcastingService extends Service { private int NOTIFICATION = 1035; private String audio; private String title, text; private NotificationManager mNM; public SharedPreferences prefs; public SharedPreferences.Editor edit; private static final int BUFFER_SEGMENT_SIZE = 64 * 1024; private static final int BUFFER_SEGMENT_COUNT = 256; private MediaCodecAudioTrackRenderer audioRenderer; private ExoPlayer exoPlayer; private void showNotification(String paramString1, String paramString2) { String str = paramString2; Notification localNotification = new Notification(R.drawable.logo_nav_header, str, System.currentTimeMillis()); Intent localIntent = new Intent(getApplicationContext(), Podcast.class); localIntent.putExtra("servicio", true); localIntent.putExtra("text", this.text); localIntent.putExtra("title", this.title); localIntent.putExtra("notificationSkip", true); localIntent.putExtra("stopService", true); PendingIntent localPendingIntent = PendingIntent.getActivity(this, 1, localIntent, PendingIntent.FLAG_UPDATE_CURRENT); localNotification.flags = 32; //stop intent Intent pauseIntent = new Intent(getApplicationContext(), Podcast.class); pauseIntent.putExtra("stopService", true); PendingIntent pauseIntentPending = PendingIntent.getActivity(this, 3, pauseIntent, PendingIntent.FLAG_UPDATE_CURRENT); Bitmap myIcon = BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher); int smallIconId = 0; if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { smallIconId = R.drawable.notification_transparent; } else { smallIconId = R.drawable.notification; } NotificationCompat.Builder noti = new NotificationCompat.Builder(getApplicationContext()) .setSmallIcon(smallIconId).setLargeIcon(myIcon).setContentIntent(localPendingIntent) .setContentTitle(this.title).setContentText(this.text) .setStyle(new NotificationCompat.BigTextStyle().bigText(this.text)).setAutoCancel(false) .addAction(R.drawable.stoppodcast, getResources().getString(R.string.drawer_item_podcasting_stop), pauseIntentPending); this.mNM.notify(this.NOTIFICATION, noti.build()); } @Override public IBinder onBind(Intent paramIntent) { return null; } @Override public void onCreate() { exoPlayer = ExoPlayer.Factory.newInstance(1); prefs = this.getSharedPreferences(GlobalValues.prefName, Context.MODE_PRIVATE); edit = prefs.edit(); } @Override public void onDestroy() { destroyMediaPlayerAndNotification(); } @Override public void onTaskRemoved(Intent rootIntent) { destroyMediaPlayerAndNotification(); super.onTaskRemoved(rootIntent); } @Override public void onStart(Intent paramIntent, int paramInt) { //stop the streaming Intent i = new Intent(PodcastingService.this, StreamingService.class); stopService(i); if (paramIntent != null) { this.audio = paramIntent.getStringExtra("audio"); this.title = paramIntent.getStringExtra("title"); this.text = paramIntent.getStringExtra("text"); //set title edit.putString("currentTitlePlaying", title); edit.commit(); this.mNM = ((NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE)); try { // String with the url of the radio you want to play Uri radioUri = Uri.parse(audio); // Settings for exoPlayer Allocator allocator = new DefaultAllocator(BUFFER_SEGMENT_SIZE); String userAgent = Util.getUserAgent(this, "ComRadioPlayer"); DataSource dataSource = new DefaultUriDataSource(this, null, userAgent, true); ExtractorSampleSource sampleSource = new ExtractorSampleSource(radioUri, dataSource, allocator, BUFFER_SEGMENT_SIZE * BUFFER_SEGMENT_COUNT); audioRenderer = new MediaCodecAudioTrackRenderer(sampleSource); // Prepare ExoPlayer exoPlayer.prepare(audioRenderer); exoPlayer.setPlayWhenReady(true); showNotification(text, title); } catch (Exception e) { } showNotification(text, title); } } private void destroyMediaPlayerAndNotification() { if (exoPlayer != null) { exoPlayer.stop(); exoPlayer.release(); exoPlayer = null; } if (mNM != null) { this.mNM.cancel(1035); } //reset preference value edit.putString("currentTitlePlaying", ""); edit.putBoolean("isMediaPlaying", false); edit.commit(); } }