WorkManager.java

@Override
public WorkerResult doWork() {
    ...
    LocalBroadcastManager.getInstance(getAppContext()).registerReceiver(receiver, new IntentFilter(LocationBaseBroadcast.ACTION_NEW_LOCATION_ARRIVED));
    locationTracker.start();
    try {
        locationWait = new CountDownLatch(1);
        locationWait.await();
    } catch (InterruptedException e) {

        e.printStackTrace();
    }

    cleanUp();
    return WorkerResult.SUCCESS;
}