Example usage for android.os PowerManager PARTIAL_WAKE_LOCK

Introduction

In this page you can find the example usage for android.os PowerManager PARTIAL_WAKE_LOCK.

Prototype

int PARTIAL_WAKE_LOCK

To view the source code for android.os PowerManager PARTIAL_WAKE_LOCK.

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Document

Wake lock level: Ensures that the CPU is running; the screen and keyboard backlight will be allowed to go off.

Usage

From source file:com.andreadec.musicplayer.MusicService.java

/**
 * Called when the service is created.//from   w w  w  .ja v a2s  .  c o  m
 */
@Override
public void onCreate() {
    PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
    wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "MusicServiceWakelock");

    // Initialize the telephony manager
    telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
    phoneStateListener = new MusicPhoneStateListener();
    notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);

    // Initialize pending intents
    quitPendingIntent = PendingIntent.getBroadcast(this, 0, new Intent("com.andreadec.musicplayer.quit"), 0);
    previousPendingIntent = PendingIntent.getBroadcast(this, 0,
            new Intent("com.andreadec.musicplayer.previous"), 0);
    playpausePendingIntent = PendingIntent.getBroadcast(this, 0,
            new Intent("com.andreadec.musicplayer.playpause"), 0);
    nextPendingIntent = PendingIntent.getBroadcast(this, 0, new Intent("com.andreadec.musicplayer.next"), 0);
    pendingIntent = PendingIntent.getActivity(this, 0,
            new Intent(this, MainActivity.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP),
            PendingIntent.FLAG_UPDATE_CURRENT);

    // Read saved user preferences
    preferences = PreferenceManager.getDefaultSharedPreferences(this);

    // Initialize the media player
    mediaPlayer = new MediaPlayer();
    mediaPlayer.setOnCompletionListener(this);
    mediaPlayer.setWakeMode(this, PowerManager.PARTIAL_WAKE_LOCK); // Enable the wake lock to keep CPU running when the screen is switched off

    shuffle = preferences.getBoolean(Constants.PREFERENCE_SHUFFLE, Constants.DEFAULT_SHUFFLE);
    repeat = preferences.getBoolean(Constants.PREFERENCE_REPEAT, Constants.DEFAULT_REPEAT);
    repeatAll = preferences.getBoolean(Constants.PREFERENCE_REPEATALL, Constants.DEFAULT_REPEATALL);
    try { // This may fail if the device doesn't support bass boost
        bassBoost = new BassBoost(1, mediaPlayer.getAudioSessionId());
        bassBoost.setEnabled(
                preferences.getBoolean(Constants.PREFERENCE_BASSBOOST, Constants.DEFAULT_BASSBOOST));
        setBassBoostStrength(preferences.getInt(Constants.PREFERENCE_BASSBOOSTSTRENGTH,
                Constants.DEFAULT_BASSBOOSTSTRENGTH));
        bassBoostAvailable = true;
    } catch (Exception e) {
        bassBoostAvailable = false;
    }
    try { // This may fail if the device doesn't support equalizer
        equalizer = new Equalizer(1, mediaPlayer.getAudioSessionId());
        equalizer.setEnabled(
                preferences.getBoolean(Constants.PREFERENCE_EQUALIZER, Constants.DEFAULT_EQUALIZER));
        setEqualizerPreset(
                preferences.getInt(Constants.PREFERENCE_EQUALIZERPRESET, Constants.DEFAULT_EQUALIZERPRESET));
        equalizerAvailable = true;
    } catch (Exception e) {
        equalizerAvailable = false;
    }
    random = new Random(System.nanoTime()); // Necessary for song shuffle

    shakeListener = new ShakeListener(this);
    if (preferences.getBoolean(Constants.PREFERENCE_SHAKEENABLED, Constants.DEFAULT_SHAKEENABLED)) {
        shakeListener.enable();
    }

    telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE); // Start listen for telephony events

    // Inizialize the audio manager
    audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
    mediaButtonReceiverComponent = new ComponentName(getPackageName(), MediaButtonReceiver.class.getName());
    audioManager.registerMediaButtonEventReceiver(mediaButtonReceiverComponent);
    audioManager.requestAudioFocus(null, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN);

    // Initialize remote control client
    if (Build.VERSION.SDK_INT >= 14) {
        icon = BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher);
        Intent mediaButtonIntent = new Intent(Intent.ACTION_MEDIA_BUTTON);
        mediaButtonIntent.setComponent(mediaButtonReceiverComponent);
        PendingIntent mediaPendingIntent = PendingIntent.getBroadcast(getApplicationContext(), 0,
                mediaButtonIntent, 0);

        remoteControlClient = new RemoteControlClient(mediaPendingIntent);
        remoteControlClient.setTransportControlFlags(RemoteControlClient.FLAG_KEY_MEDIA_PLAY_PAUSE
                | RemoteControlClient.FLAG_KEY_MEDIA_PREVIOUS | RemoteControlClient.FLAG_KEY_MEDIA_NEXT);
        audioManager.registerRemoteControlClient(remoteControlClient);
    }

    updateNotificationMessage();

    IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction("com.andreadec.musicplayer.quit");
    intentFilter.addAction("com.andreadec.musicplayer.previous");
    intentFilter.addAction("com.andreadec.musicplayer.previousNoRestart");
    intentFilter.addAction("com.andreadec.musicplayer.playpause");
    intentFilter.addAction("com.andreadec.musicplayer.next");
    intentFilter.addAction(AudioManager.ACTION_AUDIO_BECOMING_NOISY);
    broadcastReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();
            if (action.equals("com.andreadec.musicplayer.quit")) {
                sendBroadcast(new Intent("com.andreadec.musicplayer.quitactivity"));
                stopSelf();
                return;
            } else if (action.equals("com.andreadec.musicplayer.previous")) {
                previousItem(false);
            } else if (action.equals("com.andreadec.musicplayer.previousNoRestart")) {
                previousItem(true);
            } else if (action.equals("com.andreadec.musicplayer.playpause")) {
                playPause();
            } else if (action.equals("com.andreadec.musicplayer.next")) {
                nextItem();
            } else if (action.equals(AudioManager.ACTION_AUDIO_BECOMING_NOISY)) {
                if (preferences.getBoolean(Constants.PREFERENCE_STOPPLAYINGWHENHEADSETDISCONNECTED,
                        Constants.DEFAULT_STOPPLAYINGWHENHEADSETDISCONNECTED)) {
                    pause();
                }
            }
        }
    };
    registerReceiver(broadcastReceiver, intentFilter);

    if (!isPlaying()) {
        loadLastSong();
    }

    startForeground(Constants.NOTIFICATION_MAIN, notification);
}

---

From source file:com.doctoror.surprise.SurpriseService.java

@Override
public void onCreate() {
    super.onCreate();
    mToastMessageHandler = new ToastMessageHandler(getApplicationContext());
    mLocalBroadcastManager = LocalBroadcastManager.getInstance(this);
    mNotificationManagerHandler = NotificationManagerHandler.getInstance(this);

    final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
    mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
    mWakeLock.acquire();/*  w  w w  .java 2  s.  c  o m*/
}

---

From source file:com.av.remusic.receiver.MediaButtonIntentReceiver.java

private static void acquireWakeLockAndSendMessage(Context context, Message msg, long delay) {
    if (mWakeLock == null) {
        Context appContext = context.getApplicationContext();
        PowerManager pm = (PowerManager) appContext.getSystemService(Context.POWER_SERVICE);
        mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Timber headset button");
        mWakeLock.setReferenceCounted(false);
    }/*w  ww.  jav  a2s .  c  o  m*/
    if (DEBUG)
        Log.v(TAG, "Acquiring wake lock and sending " + msg.what);
    // Make sure we don't indefinitely hold the wake lock under any circumstances
    mWakeLock.acquire(10000);

    mHandler.sendMessageDelayed(msg, delay);
}

---

From source file:info.balthaus.geologrenewed.app.service.BackgroundService.java

@SuppressLint("NewApi")
@Override//from  www.ja  v  a  2 s. c o m
public void onCreate() {
    super.onCreate();
    Debug.log("Service created");

    if (thread == null) {
        Debug.log("Launching thread");
        thread = new ServiceThread();
        thread.setContext(getApplicationContext());
        thread.start();
    }

    PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
    wakelock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "GeoLog Wakelock");

    Intent i = new Intent();
    i.setAction(Intent.ACTION_MAIN);
    i.addCategory(Intent.CATEGORY_LAUNCHER);
    i.setClass(this, MainActivity.class);
    i.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION | Intent.FLAG_ACTIVITY_NEW_TASK);
    notificationIntent = PendingIntent.getActivity(this, 0, i, 0);

    notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
    notificationBuilder = (new Notification.Builder(this)).setSmallIcon(R.drawable.ic_stat_service)
            .setContentIntent(notificationIntent).setWhen(System.currentTimeMillis()).setAutoCancel(false)
            .setOngoing(true).setContentTitle(getString(R.string.service_title))
            .setContentText(getString(R.string.service_waiting));

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
        notificationBuilder.setShowWhen(false);
    }

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
        /* quick turn off, maybe ? if added, make sure to add a button to preferences to disable these buttons
        notificationBuilder.
        setPriority(Notification.PRIORITY_MAX).
        addAction(0, "A", notificationIntent).
        addAction(0, "B", notificationIntent).
        addAction(0, "C", notificationIntent);
        */
    }

    updateNotification();
}

---

From source file:ufms.br.com.ufmsapp.task.DownloadTask.java

@Override
protected void onPreExecute() {
    super.onPreExecute();
    PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, getClass().getName());
    mWakeLock.acquire();//from   www  .  j  a  v a  2  s  . com

    builder.setProgress(100, 0, false);
    manager.notify(NOTIFICATION_ID, builder.build());
}

---

From source file:com.bluros.music.helpers.MediaButtonIntentReceiver.java

private static void acquireWakeLockAndSendMessage(Context context, Message msg, long delay) {
    if (mWakeLock == null) {
        Context appContext = context.getApplicationContext();
        PowerManager pm = (PowerManager) appContext.getSystemService(Context.POWER_SERVICE);
        mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Music headset button");
        mWakeLock.setReferenceCounted(false);
    }//  w  w  w.ja  va  2 s .c o  m
    if (DEBUG)
        Log.v(TAG, "Acquiring wake lock and sending " + msg.what);
    // Make sure we don't indefinitely hold the wake lock under any circumstances
    mWakeLock.acquire(10000);

    mHandler.sendMessageDelayed(msg, delay);
}

---

From source file:sintef.android.gravity.AlarmService.java

@Override
public void onCreate() {
    EventBus.getDefault().registerSticky(this);

    Controller.initializeController(this);
    SoundHelper.initializeSoundsHelper(this);
    PreferencesHelper.initializePreferences(this);

    PowerManager powerManager = (PowerManager) getSystemService(POWER_SERVICE);
    mWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, AlarmService.class.getName());

    registerReceiver(mScreenStateReceiver, new IntentFilter(Intent.ACTION_SCREEN_OFF));

    mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);

    EventBus.getDefault().post(EventTypes.ONRESUME);
}

---

From source file:com.techmighty.baseplayer.helpers.MediaButtonIntentReceiver.java

private static void acquireWakeLockAndSendMessage(Context context, Message msg, long delay) {
    if (mWakeLock == null) {
        Context appContext = context.getApplicationContext();
        PowerManager pm = (PowerManager) appContext.getSystemService(Context.POWER_SERVICE);
        mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "BasePlayer headset button");
        mWakeLock.setReferenceCounted(false);
    }//from   w  w  w  . j  a  va  2 s  .c om
    if (DEBUG)
        Log.v(TAG, "Acquiring wake lock and sending " + msg.what);
    // Make sure we don't indefinitely hold the wake lock under any circumstances
    mWakeLock.acquire(10000);

    mHandler.sendMessageDelayed(msg, delay);
}

---

From source file:com.technologx.blaze.player.helpers.MediaButtonIntentReceiver.java

private static void acquireWakeLockAndSendMessage(Context context, Message msg, long delay) {
    if (mWakeLock == null) {
        Context appContext = context.getApplicationContext();
        PowerManager pm = (PowerManager) appContext.getSystemService(Context.POWER_SERVICE);
        mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Blaze headset button");
        mWakeLock.setReferenceCounted(false);
    }/*from w w w . j  a  va 2s.com*/
    if (DEBUG)
        Log.v(TAG, "Acquiring wake lock and sending " + msg.what);
    // Make sure we don't indefinitely hold the wake lock under any circumstances
    mWakeLock.acquire(10000);

    mHandler.sendMessageDelayed(msg, delay);
}

---

From source file:com.jelly.music.player.AsyncTasks.AsyncGetGooglePlayMusicMetadataTask.java

@Override
protected void onPreExecute() {
    super.onPreExecute();

    //Hide the actionbar.
    mApp.setIsBuildingLibrary(true);//ww w  .j  av a  2  s  .  co m

    //Acquire a wakelock to prevent the CPU from sleeping while the process is running.
    pm = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
    wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
            "com.jelly.music.player.AsyncTasks.AsyncGetGooglePlayMusicMetadata");
    wakeLock.acquire();

    //Set the initial setting of the progressbar as indeterminate.
    currentTask = mContext.getResources().getString(R.string.contacting_google_play_music);

}

---

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