Java Code Examples for io.reactivex.processors.BehaviorProcessor#create()

The following examples show how to use io.reactivex.processors.BehaviorProcessor#create() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: TEIDataPresenterImpl.java    From dhis2-android-capture-app with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up
public TEIDataPresenterImpl(TEIDataContracts.View view, D2 d2,
                            DashboardRepository dashboardRepository,
                            TeiDataRepository teiDataRepository,
                            RuleEngineRepository ruleEngineRepository,
                            String programUid, String teiUid, String enrollmentUid,
                            SchedulerProvider schedulerProvider,
                            PreferenceProvider preferenceProvider,
                            AnalyticsHelper analyticsHelper,
                            FilterManager filterManager) {
    this.view = view;
    this.d2 = d2;
    this.dashboardRepository = dashboardRepository;
    this.teiDataRepository = teiDataRepository;
    this.ruleEngineRepository = ruleEngineRepository;
    this.programUid = programUid;
    this.teiUid = teiUid;
    this.enrollmentUid = enrollmentUid;
    this.schedulerProvider = schedulerProvider;
    this.preferences = preferenceProvider;
    this.analyticsHelper = analyticsHelper;
    this.filterManager = filterManager;
    this.compositeDisposable = new CompositeDisposable();
    this.groupingProcessor = BehaviorProcessor.create();
}
 
Example 2
Source File: ObservationDetailsViewModel.java    From ground-android with Apache License 2.0 6 votes vote down vote up
@Inject
ObservationDetailsViewModel(ObservationRepository observationRepository) {
  this.argsProcessor = BehaviorProcessor.create();

  Flowable<Loadable<Observation>> observationStream =
      argsProcessor.switchMapSingle(
          args ->
              observationRepository
                  .getObservation(
                      args.getProjectId(), args.getFeatureId(), args.getObservationId())
                  .map(Loadable::loaded)
                  .onErrorReturn(Loadable::error));

  // TODO: Refactor to expose the fetched observation directly.
  this.observations = LiveDataReactiveStreams.fromPublisher(observationStream);

  this.progressBarVisibility =
      LiveDataReactiveStreams.fromPublisher(
          observationStream.map(ObservationDetailsViewModel::getProgressBarVisibility));

  this.feature =
      LiveDataReactiveStreams.fromPublisher(
          observationStream.map(ObservationDetailsViewModel::getFeature));
}
 
Example 3
Source File: OfflineAreaViewerViewModel.java    From ground-android with Apache License 2.0 6 votes vote down vote up
@Inject
public OfflineAreaViewerViewModel(OfflineAreaRepository offlineAreaRepository, Context context) {
  this.argsProcessor = BehaviorProcessor.create();
  this.offlineAreaRepository = offlineAreaRepository;
  this.context = new WeakReference<>(context);
  this.areaStorageSize =
      LiveDataReactiveStreams.fromPublisher(
          this.argsProcessor.switchMap(
              args ->
                  this.offlineAreaRepository
                      .getOfflineArea(args.getOfflineAreaId())
                      .toFlowable()
                      .flatMap(offlineAreaRepository::getIntersectingDownloadedTilesOnceAndStream)
                      .map(this::tilesToTotalStorageSize)));
  this.offlineArea =
      LiveDataReactiveStreams.fromPublisher(
          this.argsProcessor.switchMap(
              args ->
                  this.offlineAreaRepository
                      .getOfflineArea(args.getOfflineAreaId())
                      .toFlowable()));
}
 
Example 4
Source File: ReplayRefCountSubjectTest.java    From akarnokd-misc with Apache License 2.0 6 votes vote down vote up
@Test
public void test2() {
    BehaviorProcessor<Integer> subject = BehaviorProcessor.create();

    Flowable<Integer> observable = subject
            .doOnNext(e -> { 
                System.out.println("This emits for second subscriber"); 
            })
            .doOnSubscribe(s -> System.out.println("OnSubscribe"))
            .doOnCancel(() -> System.out.println("OnDispose"))
            .replay(1)
            .refCount()
            .doOnNext(e -> { System.out.println("This does NOT emit for second subscriber"); });

    System.out.println("Subscribe-1");
    // This line causes the test to fail.
    observable.takeUntil(Flowable.just(1)).test();

    subject.onNext(2);

    System.out.println("Subscribe-2");
    TestSubscriber<Integer> subscriber = observable.take(1).test();
    Assert.assertTrue(subscriber.awaitTerminalEvent(2, TimeUnit.SECONDS));
}
 
Example 5
Source File: ProjectRepository.java    From ground-android with Apache License 2.0 5 votes vote down vote up
@Inject
public ProjectRepository(
    LocalDataStore localDataStore,
    RemoteDataStore remoteDataStore,
    InMemoryCache cache,
    LocalValueStore localValueStore) {
  this.localDataStore = localDataStore;
  this.remoteDataStore = remoteDataStore;
  this.cache = cache;
  this.localValueStore = localValueStore;

  // BehaviorProcessor re-emits last requested project id to late subscribers.
  this.activateProjectRequests = BehaviorProcessor.create();

  // Stream that emits a value whenever the user changes projects.
  Flowable<Optional<String>> distinctActivateProjectRequests =
      activateProjectRequests
          .distinctUntilChanged()
          .doOnNext(id -> Log.v(TAG, "Requested project id changed: " + id));

  // Stream that emits project loading state when requested id changes. Late subscribers receive
  // the last project or loading state.
  Flowable<Loadable<Project>> activeProject =
      distinctActivateProjectRequests.switchMap(this::loadProject).onBackpressureLatest();

  // Convert project loading state stream to Connectable to prevent loadProject() from being
  // called once for each subscription. Instead, it will be called once on each project change,
  // with each subscriber receiving a cached copy of the result. This is required in addition
  // to onBackpressureLatest() above.
  this.activeProjectStream = activeProject.replay(1).refCount();
}
 
Example 6
Source File: MqttServerSource.java    From smallrye-reactive-messaging with Apache License 2.0 4 votes vote down vote up
MqttServerSource(Vertx vertx, MqttServerConnectorIncomingConfiguration config) {
    this.broadcast = config.getBroadcast();
    final MqttServerOptions options = mqttServerOptions(config);
    this.mqttServer = MqttServer.create(vertx, options);
    final BehaviorProcessor<MqttMessage> processor = BehaviorProcessor.create();

    mqttServer.exceptionHandler(error -> {
        log.exceptionThrown(error);
        processor.onError(error);
    });

    mqttServer.endpointHandler(endpoint -> {
        log.requestToConnect(endpoint.clientIdentifier(), endpoint.isCleanSession());

        if (endpoint.auth() != null) {
            log.requestToConnectUserName(endpoint.auth().getUsername(), endpoint.auth().getPassword());
        }
        if (endpoint.will() != null) {
            log.requestToConnectWill(endpoint.will().getWillTopic(), endpoint.will().getWillMessageBytes(),
                    endpoint.will().getWillQos(), endpoint.will().isWillRetain());
        }

        log.requestToConnectKeepAlive(endpoint.keepAliveTimeSeconds());

        endpoint.exceptionHandler(
                error -> log.errorWithClient(endpoint.clientIdentifier(), error));

        endpoint.disconnectHandler(
                v -> log.clientDisconnected(endpoint.clientIdentifier()));

        endpoint.pingHandler(
                v -> log.pingReceived(endpoint.clientIdentifier()));

        endpoint.publishHandler(message -> {
            log.receivedMessageFromClient(message.payload(), message.qosLevel(), endpoint.clientIdentifier());

            processor.onNext(new MqttMessage(message, endpoint.clientIdentifier(), () -> {
                if (message.qosLevel() == AT_LEAST_ONCE) {
                    log.sendToClient("PUBACK", endpoint.clientIdentifier(), message.messageId());
                    endpoint.publishAcknowledge(message.messageId());
                } else if (message.qosLevel() == EXACTLY_ONCE) {
                    log.sendToClient("PUBREC", endpoint.clientIdentifier(), message.messageId());
                    endpoint.publishReceived(message.messageId());
                }
                return CompletableFuture.completedFuture(null);
            }));
        });

        endpoint.publishReleaseHandler(messageId -> {
            log.sendToClient("PUBCOMP", endpoint.clientIdentifier(), messageId);
            endpoint.publishComplete(messageId);
        });

        endpoint.subscribeHandler(subscribeMessage -> {
            log.receivedSubscription(subscribeMessage, endpoint.clientIdentifier());
            endpoint.close();
        });

        // accept connection from the remote client
        // this implementation doesn't keep track of sessions
        endpoint.accept(false);
    });

    this.source = ReactiveStreams.fromPublisher(processor
            .delaySubscription(mqttServer.listen()
                    .onItem().invoke(ignored -> log.serverListeningOn(options.getHost(), mqttServer.actualPort()))
                    .onFailure().invoke(throwable -> log.failedToStart(throwable))
                    .toMulti()
                    .then(flow -> {
                        if (broadcast) {
                            return flow.broadcast().toAllSubscribers();
                        } else {
                            return flow;
                        }
                    }))
            .doOnSubscribe(subscription -> log.newSubscriberAdded(subscription)));
}
 
Example 7
Source File: GCounter.java    From wurmloch-crdt with Apache License 2.0 4 votes vote down vote up
public GCounter(String nodeId, String crdtId) {
    super(nodeId, crdtId, BehaviorProcessor.create());
}
 
Example 8
Source File: PNCounter.java    From wurmloch-crdt with Apache License 2.0 4 votes vote down vote up
public PNCounter(String nodeId, String crtdId) {
    super(nodeId, crtdId, BehaviorProcessor.create());
}
 
Example 9
Source File: LWWRegister.java    From wurmloch-crdt with Apache License 2.0 4 votes vote down vote up
public LWWRegister(String nodeId, String crdtId) {
    super(nodeId, crdtId, BehaviorProcessor.create());
    this.clock = new StrictVectorClock(nodeId);
}
 
Example 10
Source File: RxJava2Proxies.java    From RHub with Apache License 2.0 4 votes vote down vote up
public static RxJava2ProcProxy behaviorProcessorProxy() {
    return new RxJava2ProcProxy(BehaviorProcessor.create(), Roxy.TePolicy.PASS);
}
 
Example 11
Source File: RxJava2Proxies.java    From RHub with Apache License 2.0 4 votes vote down vote up
public static RxJava2ProcProxy safeBehaviorProcessorProxy() {
    return new RxJava2ProcProxy(BehaviorProcessor.create(), Roxy.TePolicy.WRAP);
}