androidx.work.Constraints Java Examples

static void enqueue() {
    WorkManager.getInstance().enqueue(
            new OneTimeWorkRequest.Builder(MysplashMuzeiWorker.class).setConstraints(
                    new Constraints.Builder()
                            .setRequiredNetworkType(NetworkType.CONNECTED)
                            .build()
            ).build()
    );
}
 

private WorkRequest buildRequest(String url, String savedDir, String filename, String headers, boolean showNotification, boolean openFileFromNotification, boolean isResume, boolean requiresStorageNotLow) {
    WorkRequest request = new OneTimeWorkRequest.Builder(DownloadWorker.class)
            .setConstraints(new Constraints.Builder()
                    .setRequiresStorageNotLow(requiresStorageNotLow)
                    .setRequiredNetworkType(NetworkType.CONNECTED)
                    .build())
            .addTag(TAG)
            .setBackoffCriteria(BackoffPolicy.EXPONENTIAL, 5, TimeUnit.SECONDS)
            .setInputData(new Data.Builder()
                    .putString(DownloadWorker.ARG_URL, url)
                    .putString(DownloadWorker.ARG_SAVED_DIR, savedDir)
                    .putString(DownloadWorker.ARG_FILE_NAME, filename)
                    .putString(DownloadWorker.ARG_HEADERS, headers)
                    .putBoolean(DownloadWorker.ARG_SHOW_NOTIFICATION, showNotification)
                    .putBoolean(DownloadWorker.ARG_OPEN_FILE_FROM_NOTIFICATION, openFileFromNotification)
                    .putBoolean(DownloadWorker.ARG_IS_RESUME, isResume)
                    .putLong(DownloadWorker.ARG_CALLBACK_HANDLE, callbackHandle)
                    .putBoolean(DownloadWorker.ARG_DEBUG, debugMode == 1)
                    .build()
            )
            .build();
    return request;
}
 

private void setupAppSyncWork() {
    mLogger.log(LogLevel.DEBUG, LOG_TAG, "Setting up app sync work...");

    PeriodicWorkRequest.Builder appSyncWorkBuilder = new PeriodicWorkRequest.Builder(AppSyncWorker.class, 6, TimeUnit.HOURS);

    Constraints constraints = new Constraints.Builder()
            .setRequiresBatteryNotLow(true)
            .build();

    appSyncWorkBuilder.setConstraints(constraints)
            .addTag(SYNC_WORK_TAG);

    PeriodicWorkRequest appSyncWork = appSyncWorkBuilder.build();
    WorkManager.getInstance().enqueueUniquePeriodicWork(SYNC_WORK_TAG, ExistingPeriodicWorkPolicy.REPLACE, appSyncWork);
    mLogger.log(LogLevel.DEBUG, LOG_TAG, "Done setting up app sync work.");
}
 

public static void setNormalPollingWork(Context context, float pollingRate) {
    PeriodicWorkRequest request = new PeriodicWorkRequest.Builder(
            NormalUpdateWorker.class,
            (long) (pollingRate * MINUTES_PER_HOUR),
            TimeUnit.MINUTES
    ).setBackoffCriteria(
            BackoffPolicy.LINEAR,
            BACKOFF_DELAY_MINUTES,
            TimeUnit.MINUTES
    ).setConstraints(
            new Constraints.Builder()
                    .setRequiredNetworkType(NetworkType.CONNECTED)
                    .build()
    ).build();

    WorkManager.getInstance(context).enqueueUniquePeriodicWork(
            WORK_NAME_NORMAL_VIEW,
            ExistingPeriodicWorkPolicy.KEEP,
            request
    );
}
 

public static void setTodayForecastUpdateWork(Context context,
                                              String todayForecastTime, boolean nextDay) {
    OneTimeWorkRequest request = new OneTimeWorkRequest.Builder(TodayForecastUpdateWorker.class)
            .setInitialDelay(
                    getForecastAlarmDelayInMinutes(todayForecastTime, nextDay),
                    TimeUnit.MINUTES
            ).setConstraints(
                    new Constraints.Builder()
                            .setRequiredNetworkType(NetworkType.CONNECTED)
                            .build()
            ).build();

    WorkManager.getInstance(context).enqueueUniqueWork(
            WORK_NAME_TODAY_FORECAST,
            ExistingWorkPolicy.REPLACE,
            request
    );
}
 

public static void setTomorrowForecastUpdateWork(Context context,
                                                 String tomorrowForecastTime, boolean nextDay) {
    OneTimeWorkRequest request = new OneTimeWorkRequest.Builder(TomorrowForecastUpdateWorker.class)
            .setInitialDelay(
                    getForecastAlarmDelayInMinutes(tomorrowForecastTime, nextDay),
                    TimeUnit.MINUTES
            ).setConstraints(
                    new Constraints.Builder()
                            .setRequiredNetworkType(NetworkType.CONNECTED)
                            .build()
            ).build();

    WorkManager.getInstance(context).enqueueUniqueWork(
            WORK_NAME_TOMORROW_FORECAST,
            ExistingWorkPolicy.REPLACE,
            request
    );
}
 

public static void scheduleOrCancelWork() {
    if (HiSettingsHelper.getInstance().isNotiTaskEnabled()) {
        Constraints constraints = new Constraints.Builder()
                .setRequiredNetworkType(NetworkType.CONNECTED)
                .build();

        PeriodicWorkRequest request
                = new PeriodicWorkRequest
                .Builder(NotiWorker.class, NOTI_REPEAT_MINUTTE, TimeUnit.MINUTES)
                .setConstraints(constraints)
                .build();
        WorkManager.getInstance()
                .enqueueUniquePeriodicWork(WORK_NAME, ExistingPeriodicWorkPolicy.KEEP, request);
    } else {
        WorkManager.getInstance().cancelUniqueWork(WORK_NAME);
    }
}
 

private void scheduleFormSubmissions() {
    Constraints constraints = new Constraints.Builder()
            .setRequiredNetworkType(NetworkType.CONNECTED)
            .setRequiresBatteryNotLow(true)
            .build();

    PeriodicWorkRequest formSubmissionRequest =
            new PeriodicWorkRequest.Builder(FormSubmissionWorker.class, PERIODICITY_FOR_FORM_SUBMISSION_IN_HOURS, TimeUnit.HOURS)
                    .addTag(getCurrentApp().getAppRecord().getApplicationId())
                    .setConstraints(constraints)
                    .setBackoffCriteria(
                            BackoffPolicy.EXPONENTIAL,
                            BACKOFF_DELAY_FOR_FORM_SUBMISSION_RETRY,
                            TimeUnit.MILLISECONDS)
                    .build();

    WorkManager.getInstance(this).enqueueUniquePeriodicWork(
            FormSubmissionHelper.getFormSubmissionRequestName(getCurrentApp().getUniqueId()),
            ExistingPeriodicWorkPolicy.KEEP,
            formSubmissionRequest
    );
}
 

private void scheduleAppUpdate() {
    if (UpdateHelper.shouldAutoUpdate()) {
        Constraints constraints = new Constraints.Builder()
                .setRequiredNetworkType(NetworkType.CONNECTED)
                .setRequiresBatteryNotLow(true)
                .build();


        PeriodicWorkRequest updateRequest =
                new PeriodicWorkRequest.Builder(UpdateWorker.class, UpdateHelper.getAutoUpdatePeriodicity(), TimeUnit.HOURS)
                        .addTag(getCurrentApp().getAppRecord().getApplicationId())
                        .setConstraints(constraints)
                        .setBackoffCriteria(
                                BackoffPolicy.EXPONENTIAL,
                                BACKOFF_DELAY_FOR_UPDATE_RETRY,
                                TimeUnit.MILLISECONDS)
                        .build();

        WorkManager.getInstance(this).enqueueUniquePeriodicWork(
                UpdateHelper.getUpdateRequestName(),
                ExistingPeriodicWorkPolicy.KEEP,
                updateRequest
        );
    }
}
 

public static void enqueueLoad(Context context) {
    WorkManager manager = WorkManager.getInstance(context);
    Constraints constraints = new Constraints.Builder()
            .setRequiredNetworkType(NetworkType.CONNECTED)
            .build();
    WorkRequest request = new OneTimeWorkRequest.Builder(CandyBarArtWorker.class)
            .setConstraints(constraints)
            .build();
    manager.enqueue(request);
}
 

private WorkRequest buildRequest(UploadTask task) {
  Gson gson = new Gson();

  Data.Builder dataBuilder =
      new Data.Builder()
          .putString(UploadWorker.ARG_URL, task.getURL())
          .putString(UploadWorker.ARG_METHOD, task.getMethod())
          .putInt(UploadWorker.ARG_REQUEST_TIMEOUT, task.getTimeout())
          .putBoolean(UploadWorker.ARG_SHOW_NOTIFICATION, task.canShowNotification())
          .putBoolean(UploadWorker.ARG_BINARY_UPLOAD, task.isBinaryUpload())
          .putString(UploadWorker.ARG_UPLOAD_REQUEST_TAG, task.getTag())
          .putInt(UploadWorker.ARG_ID, task.getId());

  List<FileItem> files = task.getFiles();

  String fileItemsJson = gson.toJson(files);
  dataBuilder.putString(UploadWorker.ARG_FILES, fileItemsJson);

  if (task.getHeaders() != null) {
    String headersJson = gson.toJson(task.getHeaders());
    dataBuilder.putString(UploadWorker.ARG_HEADERS, headersJson);
  }

  if (task.getParameters() != null) {
    String parametersJson = gson.toJson(task.getParameters());
    dataBuilder.putString(UploadWorker.ARG_DATA, parametersJson);
  }

  return new OneTimeWorkRequest.Builder(UploadWorker.class)
      .setConstraints(
          new Constraints.Builder().setRequiredNetworkType(NetworkType.CONNECTED).build())
      .addTag(TAG)
      .setBackoffCriteria(BackoffPolicy.EXPONENTIAL, 5, TimeUnit.SECONDS)
      .setInputData(dataBuilder.build())
      .build();
}
 

private static Constraints buildConstraints(JobRequest request) {
    Constraints.Builder constraintsBuilder = new Constraints.Builder()
            .setRequiresBatteryNotLow(request.requiresBatteryNotLow())
            .setRequiresCharging(request.requiresCharging())
            .setRequiresStorageNotLow(request.requiresStorageNotLow())
            .setRequiredNetworkType(mapNetworkType(request.requiredNetworkType()));

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
        constraintsBuilder.setRequiresDeviceIdle(request.requiresDeviceIdle());
    }

    return constraintsBuilder.build();
}
 

private Constraints getWorkerConstraints() {
  // TODO: Make required NetworkType configurable.
  return new Constraints.Builder().setRequiredNetworkType(NetworkType.NOT_ROAMING).build();
}
 

@Override
public void onCreate() {
  super.onCreate();

  // if (LeakCanary.isInAnalyzerProcess(this)) {
  //   // This process is dedicated to LeakCanary for heap analysis.
  //   // You should not init your app in this process.
  //   return;
  // }
  // LeakCanary.install(this);

  Log.i("DeltaChat", "++++++++++++++++++ ApplicationContext.onCreate() ++++++++++++++++++");

  System.loadLibrary("native-utils");
  dcContext = new ApplicationDcContext(this);

  new ForegroundDetector(ApplicationContext.getInstance(this));

  BroadcastReceiver networkStateReceiver = new NetworkStateReceiver();
  registerReceiver(networkStateReceiver, new IntentFilter(android.net.ConnectivityManager.CONNECTIVITY_ACTION));

  KeepAliveService.maybeStartSelf(this);

  initializeRandomNumberFix();
  initializeLogging();
  initializeJobManager();
  ProcessLifecycleOwner.get().getLifecycle().addObserver(this);
  InChatSounds.getInstance(this);

  dcLocationManager = new DcLocationManager(this);
  try {
    DynamicLanguage.setContextLocale(this, DynamicLanguage.getSelectedLocale(this));
  }
  catch (Exception e) {
    e.printStackTrace();
  }

  dcContext.setStockTranslations();

  IntentFilter filter = new IntentFilter(Intent.ACTION_LOCALE_CHANGED);
  registerReceiver(new BroadcastReceiver() {
      @Override
      public void onReceive(Context context, Intent intent) {
          dcContext.setStockTranslations();
      }
  }, filter);

  // MAYBE TODO: i think the ApplicationContext is also created
  // when the app is stated by FetchWorker timeouts.
  // in this case, the normal threads shall not be started.
  Constraints constraints = new Constraints.Builder()
          .setRequiredNetworkType(NetworkType.CONNECTED)
          .build();
  PeriodicWorkRequest fetchWorkRequest = new PeriodicWorkRequest.Builder(
          FetchWorker.class,
          PeriodicWorkRequest.MIN_PERIODIC_INTERVAL_MILLIS, // usually 15 minutes
          TimeUnit.MILLISECONDS,
          PeriodicWorkRequest.MIN_PERIODIC_FLEX_MILLIS, // the start may be preferred by up to 5 minutes, so we run every 10-15 minutes
          TimeUnit.MILLISECONDS)
          .setConstraints(constraints)
          .build();
  WorkManager.getInstance(this).enqueueUniquePeriodicWork(
          "FetchWorker",
          ExistingPeriodicWorkPolicy.KEEP,
          fetchWorkRequest);
}
 

private void initWeatherUpdater(boolean forceUpdate) {
  String TAG = "initWeatherUpdater";
  if (!mSettings.isWeatherDisabled()) {
    if (ActivityCompat
        .checkSelfPermission(getApplicationContext(), Manifest.permission.ACCESS_FINE_LOCATION)
        != PackageManager.PERMISSION_GRANTED) {
      Log.d(TAG, "requesting permission");
      requestPermissions();
    } else {
      Log.d(TAG, "last weather retrieved: " + mCurrentWeather.getTime());
      Log.d(TAG, "current time: " + System.currentTimeMillis());

      Constraints constraints = new Constraints.Builder()
          .setRequiredNetworkType(NetworkType.CONNECTED)
          .build();

      if (forceUpdate || mWeatherRequestedTime == 0
          || System.currentTimeMillis() - mWeatherRequestedTime >= TimeUnit.MINUTES
          .toMillis(WEATHER_UPDATE_INTERVAL)) {

        OneTimeWorkRequest locationUpdate =
            new OneTimeWorkRequest.Builder(LocationUpdateWorker.class)
                .setConstraints(constraints)
                // forced weather update is expected to happen sooner, so
                // try again in (30 seconds * attempt count). After 3 failed
                // attempts, it would wait 1.5 minutes before retrying again
                .setBackoffCriteria(BackoffPolicy.LINEAR, WEATHER_BACKOFF_DELAY_ONETIME,
                    TimeUnit.SECONDS)
                .build();

        OneTimeWorkRequest weatherUpdate =
            new OneTimeWorkRequest.Builder(WeatherUpdateWorker.class)
                .setConstraints(constraints)
                .setBackoffCriteria(BackoffPolicy.LINEAR, WEATHER_BACKOFF_DELAY_ONETIME,
                    TimeUnit.SECONDS)
                .build();

        WorkManager.getInstance(getApplicationContext())
            .beginUniqueWork(WEATHER_UPDATE_WORKER, ExistingWorkPolicy.REPLACE, locationUpdate)
            .then(weatherUpdate)
            .enqueue();
        mWeatherRequestedTime = System.currentTimeMillis();

        Observer<WorkInfo> weatherObserver = new Observer<WorkInfo>() {
          @Override
          public void onChanged(WorkInfo workInfo) {
            if (workInfo != null) {
              Log.d(TAG, "weatherObserver onChanged : " + workInfo.toString());
              if (workInfo.getState().isFinished()) {
                String currentWeatherJSON = workInfo.getOutputData()
                    .getString(KEY_WEATHER_JSON);
                Log.d(TAG, "outputWeather: " + currentWeatherJSON);
                Weather newCurrentWeather = new Gson()
                    .fromJson(currentWeatherJSON, Weather.class);

                // check if newCurrentWeather is actually valid
                if (newCurrentWeather != null
                    && newCurrentWeather.getTemperature() != NO_TEMPERATURE) {
                  // copy bitmap over so we don't have to regenerate it
                  if (newCurrentWeather.getIconID() == mCurrentWeather.getIconID()) {
                    newCurrentWeather
                        .setIconBitmap(mCurrentWeather.getIconBitmap(getApplicationContext()));
                  }
                  mCurrentWeather = newCurrentWeather;
                  invalidate(); // redraw to update the displayed weather
                }
              }
            }
          }
        };

        WatchFaceUtil.observeUntilFinished(WorkManager.getInstance(getApplicationContext())
            .getWorkInfoByIdLiveData(weatherUpdate.getId()), weatherObserver);
      }
    }
  }
}