Example usage for android.content Context POWER_SERVICE

List of usage examples for android.content Context POWER_SERVICE

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Introduction

In this page you can find the example usage for android.content Context POWER_SERVICE.

Prototype

String POWER_SERVICE

To view the source code for android.content Context POWER_SERVICE.

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Document

Use with #getSystemService(String) to retrieve a android.os.PowerManager for controlling power management, including "wake locks," which let you keep the device on while you're running long tasks.

Usage

From source file:be.blinkt.openvpn.activities.MainActivity.java

@TargetApi(Build.VERSION_CODES.M)
private void requestDozeDisable() {
    Intent intent = new Intent();
    String packageName = getPackageName();
    PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
    if (pm.isIgnoringBatteryOptimizations(packageName))
        intent.setAction(Settings.ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS);
    else {/*from  w ww .  j  a  va 2  s.  co m*/
        intent.setAction(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
        intent.setData(Uri.parse("package:" + packageName));
    }
    startActivity(intent);
}

From source file:maimeng.yodian.app.client.android.chat.activity.ChatActivity.java

private void setUpView() {
    iv_emoticons_normal.setOnClickListener(this);
    // position = getIntent().getIntExtra("position", -1);
    clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
    manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
    getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
    wakeLock = ((PowerManager) getSystemService(Context.POWER_SERVICE))
            .newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, "demo");
    Map<String, RobotUser> robotMap = ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getRobotList();
    if (robotMap != null && robotMap.containsKey(toChatUsername)) {
        isRobot = true;//from   w w w  .j a v a 2s  . com
    }

    // for chatroom type, we only init conversation and create view adapter on success
    onConversationInit();

    onListViewCreation();

    // show forward message if the message is not null
    String forward_msg_id = getIntent().getStringExtra("forward_msg_id");
    if (forward_msg_id != null) {
        // ?????
        forwardMessage(forward_msg_id);
    }
}

From source file:com.hamradiocoin.wallet.service.BlockchainServiceImpl.java

@Override
public void onCreate() {
    serviceCreatedAt = System.currentTimeMillis();
    log.debug(".onCreate()");

    super.onCreate();

    nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);

    final String lockName = getPackageName() + " blockchain sync";

    final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
    wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, lockName);

    application = (WalletApplication) getApplication();
    config = application.getConfiguration();
    final Wallet wallet = application.getWallet();

    bestChainHeightEver = config.getBestChainHeightEver();

    peerConnectivityListener = new PeerConnectivityListener();

    sendBroadcastPeerState(0);//from w  ww.  j a  va  2s .  c o m

    final IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
    intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW);
    intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK);
    registerReceiver(connectivityReceiver, intentFilter);

    blockChainFile = new File(getDir("blockstore", Context.MODE_PRIVATE), Constants.Files.BLOCKCHAIN_FILENAME);
    final boolean blockChainFileExists = blockChainFile.exists();

    if (!blockChainFileExists) {
        log.info("blockchain does not exist, resetting wallet");

        wallet.clearTransactions(0);
        wallet.setLastBlockSeenHeight(-1); // magic value
        wallet.setLastBlockSeenHash(null);
    }

    try {
        blockStore = new SPVBlockStore(Constants.NETWORK_PARAMETERS, blockChainFile);
        blockStore.getChainHead(); // detect corruptions as early as possible

        final long earliestKeyCreationTime = wallet.getEarliestKeyCreationTime();

        if (!blockChainFileExists && earliestKeyCreationTime > 0) {
            try {
                final InputStream checkpointsInputStream = getAssets()
                        .open(Constants.Files.CHECKPOINTS_FILENAME);
                CheckpointManager.checkpoint(Constants.NETWORK_PARAMETERS, checkpointsInputStream, blockStore,
                        earliestKeyCreationTime);
            } catch (final IOException x) {
                log.error("problem reading checkpoints, continuing without", x);
            }
        }
    } catch (final BlockStoreException x) {
        blockChainFile.delete();

        final String msg = "blockstore cannot be created";
        log.error(msg, x);
        throw new Error(msg, x);
    }

    log.info("using " + blockStore.getClass().getName());

    try {
        blockChain = new BlockChain(Constants.NETWORK_PARAMETERS, wallet, blockStore);
    } catch (final BlockStoreException x) {
        throw new Error("blockchain cannot be created", x);
    }

    application.getWallet().addEventListener(walletEventListener, Threading.SAME_THREAD);

    registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK));

    maybeRotateKeys();
}

From source file:ibme.sleepap.recording.SignalsRecorder.java

/**
 * Called when the activity is first created. onStart() is called
 * immediately afterwards.//from  ww  w  .j av  a  2s . c  om
 */
@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.signals_recorder);
    sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);

    // Log both handled and unhandled issues.
    if (sharedPreferences.getBoolean(Constants.PREF_WRITE_LOG, Constants.DEFAULT_WRITE_LOG)) {
        String bugDirPath = Environment.getExternalStorageDirectory().toString() + "/"
                + getString(R.string.app_name) + "/" + Constants.FILENAME_LOG_DIRECTORY;
        File bugDir = new File(bugDirPath);
        if (!bugDir.exists()) {
            bugDir.mkdirs();
        }
        String handledFileName = bugDirPath + "/logcat" + System.currentTimeMillis() + ".trace";
        String unhandledFileName = bugDirPath + "/unhandled" + System.currentTimeMillis() + ".trace";
        // Log any warning or higher, and write it to handledFileName.
        String[] cmd = new String[] { "logcat", "-f", handledFileName, "*:W" };
        try {
            Runtime.getRuntime().exec(cmd);
        } catch (IOException e1) {
            Log.e(Constants.CODE_APP_TAG, "Error creating bug files", e1);
        }
        Thread.setDefaultUncaughtExceptionHandler(new CustomExceptionHandler(unhandledFileName));
    }

    bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    extras = getIntent().getBundleExtra(Constants.EXTRA_RECORDING_SETTINGS);
    actigraphyEnabled = extras.getBoolean(Constants.EXTRA_COLLECT_ACTIGRAPHY, false);
    audioEnabled = extras.getBoolean(Constants.EXTRA_COLLECT_AUDIO, false);
    ppgEnabled = extras.getBoolean(Constants.EXTRA_COLLECT_PPG, false);
    dateTimeString = DateFormat.format(Constants.PARAM_DATE_FORMAT, System.currentTimeMillis()).toString();
    sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
    accelerometer = sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
    magnetometer = sensorManager.getDefaultSensor(Sensor.TYPE_MAGNETIC_FIELD);
    String appDirPath = Environment.getExternalStorageDirectory().toString() + "/"
            + getString(R.string.app_name);
    filesDirPath = appDirPath + "/" + dateTimeString + "/";
    lastAccelerometerRecordedTime = 0;
    lastPositionChangeTime = System.currentTimeMillis();
    PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
    wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, Constants.CODE_APP_TAG);
    notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
    actigraphyQueue = new LinkedList<Double>();
    positionDisplay = (TextView) findViewById(R.id.position);
    recordingSign = (ImageView) findViewById(R.id.recordingSign);

    for (int i = 0; i < 5; ++i) {
        totalPositionTime[i] = 0;
    }

    // Battery check receiver.
    registerReceiver(this.batteryLevelReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));

    // Button to stop the recording.
    Button stopButton = (Button) findViewById(R.id.buttonStop);
    stopButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View viewNext) {
            stopRecording();
        }
    });

    // Button to reconnect the bluetooth.
    reconnectButton = (Button) findViewById(R.id.reconnectButton);
    reconnectButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View viewNext) {
            String macAddress = sharedPreferences.getString(Constants.PREF_MAC_ADDRESS,
                    Constants.DEFAULT_MAC_ADDRESS);
            noninManager = null;
            noninManager = new NoninManager(getApplicationContext(), bluetoothAdapter, macAddress,
                    new PpgHandler(SignalsRecorder.this));
            noninManager.start();
            reconnectButton.setEnabled(false);
            reconnectButton.setClickable(false);
        }
    });

    // Create a folder for the recordings, and delete any extra recordings.
    File dir = new File(filesDirPath);
    if (!dir.exists()) {
        dir.mkdirs();
        File appDir = new File(appDirPath);

        // Create a list of recordings in the app directory. These
        // are named by the date on which they were formed and so can be in
        // date order (earliest first).
        String[] recordingDirs = appDir.list();
        Arrays.sort(recordingDirs);

        // How many more recordings do we have in the app directory than are
        // specified in the settings? Should account for questionnaires
        // file,
        // which must exist for the user to have gotten to this stage
        // (checklist).

        int numberRecordings = 0;
        for (String folderOrFileName : recordingDirs) {
            if (!folderOrFileName.equals(Constants.FILENAME_QUESTIONNAIRE)
                    && !folderOrFileName.equals(Constants.FILENAME_LOG_DIRECTORY)
                    && !folderOrFileName.equals(Constants.FILENAME_FEEDBACK_DIRECTORY)) {
                numberRecordings++;
            }
        }

        int extraFiles = numberRecordings - Integer.parseInt(sharedPreferences
                .getString(Constants.PREF_NUMBER_RECORDINGS, Constants.DEFAULT_NUMBER_RECORDINGS));

        if (extraFiles > 0) {
            // Too many recordings. Delete the earliest n, where n is the
            // number of extra files.
            boolean success;
            int nDeleted = 0;
            for (String candidateFolderName : recordingDirs) {
                if (nDeleted >= extraFiles) {
                    // We've deleted enough already.
                    break;
                }
                if (candidateFolderName.equals(Constants.FILENAME_QUESTIONNAIRE)
                        || candidateFolderName.equals(Constants.FILENAME_LOG_DIRECTORY)
                        || candidateFolderName.equals(Constants.FILENAME_FEEDBACK_DIRECTORY)) {
                    // Don't delete questionnaire file or log/feedback
                    // directory.
                    continue;
                }
                // See if the path is a directory, and skip it if it isn't.
                File candidateFolder = new File(appDir, candidateFolderName);
                if (!candidateFolder.isDirectory()) {
                    continue;
                }
                // If we've got to this stage, the file is the earliest
                // recording and should be deleted. Delete files in
                // recording first.
                success = Utils.deleteDirectory(candidateFolder);
                if (success) {
                    nDeleted++;
                }
            }
        }
    }

    // Copy latest questionnaire File
    try {
        File latestQuestionnaireFile = new File(appDirPath, Constants.FILENAME_QUESTIONNAIRE);
        InputStream in = new FileInputStream(latestQuestionnaireFile);
        OutputStream out = new FileOutputStream(new File(filesDirPath, Constants.FILENAME_QUESTIONNAIRE));
        // Copy the bits from instream to outstream
        byte[] buf = new byte[1024];
        int len;
        while ((len = in.read(buf)) > 0) {
            out.write(buf, 0, len);
        }
        in.close();
        out.close();
    } catch (FileNotFoundException e) {
        Log.e(Constants.CODE_APP_TAG, "FileNotFoundException copying Questionnaire file.");
    } catch (IOException e) {
        Log.e(Constants.CODE_APP_TAG, "IOException copying Questionnaire file.");
    }

    // Create txt files.
    orientationFile = new File(filesDirPath, Constants.FILENAME_ORIENTATION);
    accelerationFile = new File(filesDirPath, Constants.FILENAME_ACCELERATION_RAW);
    actigraphyFile = new File(filesDirPath, Constants.FILENAME_ACCELERATION_PROCESSED);
    audioProcessedFile = new File(filesDirPath, Constants.FILENAME_AUDIO_PROCESSED);
    bodyPositionFile = new File(filesDirPath, Constants.FILENAME_POSITION);
    ppgFile = new File(filesDirPath, Constants.FILENAME_PPG);
    spo2File = new File(filesDirPath, Constants.FILENAME_SPO2);
    audioRawFile = new File(filesDirPath, Constants.FILENAME_AUDIO_RAW);

    /** Recording starts here. */
    // Log start time so recording can begin in 30 minutes.
    startTime = Calendar.getInstance(Locale.getDefault());
    finishRecordingFlag = false;
    recordingStartDelayMs = Constants.CONST_MILLIS_IN_MINUTE * Integer.parseInt(sharedPreferences
            .getString(Constants.PREF_RECORDING_START_DELAY, Constants.DEFAULT_RECORDING_START_DELAY));
    recordingDurationMs = Constants.CONST_MILLIS_IN_MINUTE * Integer.parseInt(sharedPreferences
            .getString(Constants.PREF_RECORDING_DURATION, Constants.DEFAULT_RECORDING_DURATION));
    if (recordingStartDelayMs > 0) {
        startRecordingFlag = false;
        AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
        dialogBuilder.setTitle(getString(R.string.delayAlertTitle))
                .setMessage(getString(R.string.delayAlertMessage1) + " "
                        + sharedPreferences.getString(Constants.PREF_RECORDING_START_DELAY,
                                Constants.DEFAULT_RECORDING_START_DELAY)
                        + " " + getString(R.string.delayAlertMessage2))
                .setPositiveButton(getString(R.string.ok), null);
        delayAlertDialog = dialogBuilder.create();
        delayAlertDialog.show();
    } else {
        startRecordingFlag = true;
        // Notify user
        Intent notificationIntent = new Intent(SignalsRecorder.this, SignalsRecorder.class);
        PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, notificationIntent, 0);
        if (sharedPreferences.getBoolean(Constants.PREF_NOTIFICATIONS, Constants.DEFAULT_NOTIFICATIONS)) {
            NotificationCompat.Builder builder = new NotificationCompat.Builder(getApplicationContext())
                    .setSmallIcon(R.drawable.notification_icon)
                    .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.deviceaccessmic))
                    .setContentTitle("SleepAp").setContentText(getString(R.string.startedRecordingNotification))
                    .setAutoCancel(false).setOngoing(true).setContentIntent(pendingIntent);
            notificationManager.notify(Constants.CODE_APP_NOTIFICATION_ID, builder.build());
            recordingSign.setVisibility(View.VISIBLE);
        }
    }

    // Start audio recording.
    if (audioEnabled) {
        extAudioRecorder = new ExtAudioRecorder(this);
        extAudioRecorder.setOutputFile(audioRawFile);
        extAudioRecorder.setShouldWrite(startRecordingFlag);
        extAudioRecorder.setAudioProcessedFile(audioProcessedFile);
        extAudioRecorder.prepare();
        extAudioRecorder.start();
    }

    // Start PPG recording.
    if (ppgEnabled && bluetoothAdapter != null) {
        String macAddress = sharedPreferences.getString(Constants.PREF_MAC_ADDRESS,
                Constants.DEFAULT_MAC_ADDRESS);
        noninManager = new NoninManager(this, bluetoothAdapter, macAddress,
                new PpgHandler(SignalsRecorder.this));
        noninManager.start();
    }

    // Start actigraphy recording.
    if (actigraphyEnabled) {
        sensorManager.registerListener(this, accelerometer, 1000000
                / (Constants.PARAM_SAMPLERATE_ACCELEROMETER * Constants.PARAM_UPSAMPLERATE_ACCELEROMETER));
        sensorManager.registerListener(this, magnetometer, 1000000 / Constants.PARAM_SAMPLERATE_ACCELEROMETER);
    }
    wakeLock.acquire();

    // Set up listener so that if Bluetooth connection is lost we set give
    // the user an option to reconnect.
    if (ppgEnabled) {
        IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_ACL_DISCONNECTED);
        filter.addAction(BluetoothDevice.ACTION_ACL_DISCONNECT_REQUESTED);
        filter.addAction(BluetoothDevice.ACTION_ACL_CONNECTED);
        filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);

        registerReceiver(bluetoothDisconnectReceiver, filter);
    }

    // Start graphs update.
    graphUpdateTask = new UserInterfaceUpdater();
    graphUpdateTask.execute();
}

From source file:com.trailbehind.android.iburn.map.MapActivity.java

/**
 * Register receiver.//w w  w  .jav a 2 s .com
 */
private void registerReceivers() {
    if (mWakeLock == null) {
        final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
        mWakeLock = pm.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK, TAG);
    }
    mWakeLock.acquire();

    mCompassView.registerReceiver();
}

From source file:com.master.metehan.filtereagle.ActivityMain.java

private void checkDoze() {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
        final Intent doze = new Intent(Settings.ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS);
        PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
        if (!pm.isIgnoringBatteryOptimizations(getPackageName())
                && getPackageManager().resolveActivity(doze, 0) != null) {
            final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
            if (!prefs.getBoolean("nodoze", false)) {
                LayoutInflater inflater = LayoutInflater.from(this);
                View view = inflater.inflate(R.layout.doze, null, false);
                final CheckBox cbDontAsk = (CheckBox) view.findViewById(R.id.cbDontAsk);
                dialogDoze = new AlertDialog.Builder(this).setView(view).setCancelable(true)
                        .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
                            @Override
                            public void onClick(DialogInterface dialog, int which) {
                                prefs.edit().putBoolean("nodoze", cbDontAsk.isChecked()).apply();
                                startActivity(doze);
                            }//ww  w  .j a  va 2 s  .c o m
                        }).setNegativeButton(android.R.string.no, new DialogInterface.OnClickListener() {
                            @Override
                            public void onClick(DialogInterface dialog, int which) {
                                prefs.edit().putBoolean("nodoze", cbDontAsk.isChecked()).apply();
                            }
                        }).setOnDismissListener(new DialogInterface.OnDismissListener() {
                            @Override
                            public void onDismiss(DialogInterface dialogInterface) {
                                dialogDoze = null;
                            }
                        }).create();
                dialogDoze.show();
            }
        }
    }
}

From source file:com.ucmap.dingdinghelper.services.DingDingHelperAccessibilityService.java

private void wakeAndUnlock() {
    //???//from   w w  w.java2s.  com
    PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);

    //?PowerManager.WakeLock???|??Tag
    PowerManager.WakeLock wl = pm
            .newWakeLock(PowerManager.ACQUIRE_CAUSES_WAKEUP | PowerManager.SCREEN_BRIGHT_WAKE_LOCK, "bright");

    //?
    wl.acquire(1000);

    //??
    KeyguardManager km = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
    kl = km.newKeyguardLock("unLock");

    //?
    kl.disableKeyguard();

}

From source file:org.kontalk.service.msgcenter.MessageCenterService.java

@Override
public void onCreate() {
    configure();//from ww  w .  j a  v a2s . c  o  m

    // create the roster store
    mRosterStore = new SQLiteRosterStore(this);

    // create the global wake lock
    PowerManager pwr = (PowerManager) getSystemService(Context.POWER_SERVICE);
    mWakeLock = pwr.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, Kontalk.TAG);
    mWakeLock.setReferenceCounted(false);
    mPingLock = pwr.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, Kontalk.TAG + "-Ping");
    mPingLock.setReferenceCounted(false);

    mAlarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
    // cancel any pending alarm intent
    cancelIdleAlarm();

    mLocalBroadcastManager = LocalBroadcastManager.getInstance(this);
    mPushService = PushServiceManager.getInstance(this);

    // create idle handler
    createIdleHandler();

    // create main thread handler
    mHandler = new Handler();

    // register screen off listener for manual inactivation
    registerInactivity();
}

From source file:com.microntek.music.fragments.AudioPlayerFragment.java

public void updateVisualizerPowerSaveMode() {
    PowerManager pm = (PowerManager) getActivity().getSystemService(Context.POWER_SERVICE);
    mVisualizerView.setPowerSaveMode(pm.isPowerSaveMode());
}

From source file:android_network.hetnet.vpn_service.Util.java

@TargetApi(Build.VERSION_CODES.M)
public static boolean batteryOptimizing(Context context) {
    PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    return !pm.isIgnoringBatteryOptimizations(context.getPackageName());
}