Example usage for com.google.common.util.concurrent Service state

Introduction

In this page you can find the example usage for com.google.common.util.concurrent Service state.

Prototype

State state();

Source Link

Document

Returns the lifecycle state of the service.

Usage

From source file:com.arpnetworking.clusteraggregator.configuration.ConfigurableActorProxy.java

private void swapActor() {
    LOGGER.trace().setMessage("Received a swap actor message").addContext("actor", self()).log();
    // The old actor should be stopped already, create the new ref and set it
    final Props props = _factory.create(_pendingConfiguration.get());
    final ActorRef newRef = context().actorOf(props);
    context().watch(newRef);/*from w ww  .ja  v  a 2s. c  o  m*/
    LOGGER.debug().setMessage("Started new actor due to configuration change").addData("newActor", newRef)
            .addContext("actor", self()).log();
    final ConfigurableActorStarted actorStartedNotification = new ConfigurableActorStarted(newRef);
    _observers.forEach(o -> o.tell(actorStartedNotification, self()));

    _currentChild = Optional.of(newRef);
    _pendingConfiguration = Optional.absent();
    _state = Service.State.RUNNING;
    while (!_messageBuffer.isEmpty()) {
        final BufferedMessage entry = _messageBuffer.remove();
        newRef.tell(entry.getMessage(), entry.getSender());
    }
}

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From source file:co.cask.cdap.internal.app.runtime.flow.FlowletProgramController.java

private void listenDriveState(FlowletRuntimeService driver) {
    driver.addListener(new ServiceListenerAdapter() {
        @Override/*from  w  w  w  .j  a va  2 s  .com*/
        public void running() {
            started();
        }

        @Override
        public void failed(Service.State from, Throwable failure) {
            LOG.error("Flowlet terminated with exception", failure);
            error(failure);
        }

        @Override
        public void terminated(Service.State from) {
            if (getState() != State.STOPPING) {
                LOG.warn("Flowlet terminated by itself");
                // Close all consumers
                for (ConsumerSupplier consumerSupplier : consumerSuppliers) {
                    Closeables.closeQuietly(consumerSupplier);
                }
            }
        }
    }, Threads.SAME_THREAD_EXECUTOR);
}

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From source file:cryptwallet.Main.java

private void realStart(Stage mainWindow) throws IOException {
    this.mainWindow = mainWindow;
    instance = this;
    // Show the crash dialog for any exceptions that we don't handle and that hit the main loop.
    GuiUtils.handleCrashesOnThisThread();

    if (System.getProperty("os.name").toLowerCase().contains("mac")) {
        // We could match the Mac Aqua style here, except that (a) Modena doesn't look that bad, and (b)
        // the date picker widget is kinda broken in AquaFx and I can't be bothered fixing it.
        // AquaFx.style();
    }//from  w ww. ja v a  2  s.com

    // Load the GUI. The MainController class will be automagically created and wired up.
    URL location = getClass().getResource("main.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    mainUI = loader.load();
    controller = loader.getController();
    // Configure the window with a StackPane so we can overlay things on top of the main UI, and a
    // NotificationBarPane so we can slide messages and progress bars in from the bottom. Note that
    // ordering of the construction and connection matters here, otherwise we get (harmless) CSS error
    // spew to the logs.
    notificationBar = new NotificationBarPane(mainUI);
    mainWindow.setTitle(APP_NAME);
    uiStack = new StackPane();
    Scene scene = new Scene(uiStack);
    TextFieldValidator.configureScene(scene); // Add CSS that we need.
    scene.getStylesheets().add(getClass().getResource("crypt.css").toString());
    uiStack.getChildren().add(notificationBar);
    mainWindow.setScene(scene);

    // Make log output concise.
    BriefLogFormatter.init();
    // Tell bitcoinj to run event handlers on the JavaFX UI thread. This keeps things simple and means
    // we cannot forget to switch threads when adding event handlers. Unfortunately, the DownloadListener
    // we give to the app kit is currently an exception and runs on a library thread. It'll get fixed in
    // a future version.
    Threading.USER_THREAD = Platform::runLater;
    // Create the app kit. It won't do any heavyweight initialization until after we start it.
    setupWalletKit(null);

    if (bitcoin.isChainFileLocked()) {
        informationalAlert("Already running",
                "This application is already running and cannot be started twice.");
        Platform.exit();
        return;
    }

    mainWindow.show();

    CryptSetPasswordController.estimateKeyDerivationTimeMsec();

    bitcoin.addListener(new Service.Listener() {
        @Override
        public void failed(Service.State from, Throwable failure) {
            GuiUtils.crashAlert(failure);
        }
    }, Platform::runLater);
    bitcoin.startAsync();

    scene.getAccelerators().put(KeyCombination.valueOf("Shortcut+F"),
            () -> bitcoin.peerGroup().getDownloadPeer().close());
}

---

From source file:org.invenzzia.helium.gui.ContextManagerService.java

@Subscribe
public void notifyContextStateChanged(ContextStateChangeEvent event) {
    if (event.getState() == Service.State.STOPPING) {
        if (this.isTerminating) {
            return;
        }/*from w ww.  j  av  a  2 s. c o m*/
        // Before we let terminating the context that spawned
        // this event, we must stop all the upper contexts first.
        AbstractContext ctx = event.getContext();

        while (this.contexts.peek() != ctx) {
            this.popContext();
        }
    }
}

---

From source file:com.mycelium.Main.java

private void realStart(Stage mainWindow) throws IOException {
    this.mainWindow = mainWindow;
    instance = this;
    // Show the crash dialog for any exceptions that we don't handle and that hit the main loop.
    GuiUtils.handleCrashesOnThisThread();

    if (System.getProperty("os.name").toLowerCase().contains("mac")) {
        // We could match the Mac Aqua style here, except that (a) Modena doesn't look that bad, and (b)
        // the date picker widget is kinda broken in AquaFx and I can't be bothered fixing it.
        // AquaFx.style();
    }/*  w  ww. ja v  a 2 s . c o  m*/

    // Load the GUI. The MainController class will be automagically created and wired up.
    URL location = getClass().getResource("main.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    mainUI = loader.load();
    controller = loader.getController();
    // Configure the window with a StackPane so we can overlay things on top of the main UI, and a
    // NotificationBarPane so we can slide messages and progress bars in from the bottom. Note that
    // ordering of the construction and connection matters here, otherwise we get (harmless) CSS error
    // spew to the logs.
    notificationBar = new NotificationBarPane(mainUI);
    mainWindow.setTitle(APP_NAME);
    uiStack = new StackPane();
    Scene scene = new Scene(uiStack);
    TextFieldValidator.configureScene(scene); // Add CSS that we need.
    scene.getStylesheets().add(getClass().getResource("wallet.css").toString());
    uiStack.getChildren().add(notificationBar);
    mainWindow.setScene(scene);

    // Make log output concise.
    BriefLogFormatter.init();
    // Tell bitcoinj to run event handlers on the JavaFX UI thread. This keeps things simple and means
    // we cannot forget to switch threads when adding event handlers. Unfortunately, the DownloadListener
    // we give to the app kit is currently an exception and runs on a library thread. It'll get fixed in
    // a future version.
    Threading.USER_THREAD = Platform::runLater;
    // Create the app kit. It won't do any heavyweight initialization until after we start it.
    setupWalletKit(null);
    if (bitcoin.isChainFileLocked()) {
        informationalAlert("Already running",
                "This application is already running and cannot be started twice.");
        Platform.exit();
        return;
    }

    mainWindow.show();

    WalletSetPasswordController.estimateKeyDerivationTimeMsec();

    bitcoin.addListener(new Service.Listener() {
        @Override
        public void failed(Service.State from, Throwable failure) {
            GuiUtils.crashAlert(failure);
        }
    }, Platform::runLater);

    bitcoin.startAsync();

    scene.getAccelerators().put(KeyCombination.valueOf("Shortcut+F"),
            () -> bitcoin.peerGroup().getDownloadPeer().close());
}

---

From source file:com.technostar98.tcbot.bot.BotManager.java

public static void stop() {
    synchronized (lock) {
        try {// ww w .ja  v  a 2  s .  c  o m
            dataManager.interrupt();
            while (dataManager.getState() != Thread.State.TIMED_WAITING) {
            }

            manager.servicesByState().entries().parallelStream()
                    .filter(e -> e.getKey() == Service.State.RUNNING).forEach(e -> e.getValue().stopAsync());
        } catch (Exception e) {
            e.printStackTrace();
        }

        //TODO close anything else necessary
        dataManager.interrupt();
        forceDebuggerShutdown();
        try {
            Thread.sleep(1000);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

---

From source file:com.arpnetworking.clusteraggregator.configuration.ConfigurableActorProxy.java

private void applyConfiguration(final ApplyConfiguration<T> applyConfiguration) {
    LOGGER.trace().setMessage("Received an apply configuration message")
            .addData("configuration", applyConfiguration.getConfiguration()).addContext("actor", self()).log();
    _pendingConfiguration = Optional.of(applyConfiguration.getConfiguration());
    // Tear down the old actor
    if (_currentChild.isPresent() && _state.equals(Service.State.RUNNING)) {
        _state = Service.State.STOPPING;
        final ActorRef toStop = _currentChild.get();
        toStop.tell(PoisonPill.getInstance(), self());
        LOGGER.info().setMessage("Requested current actor to shutdown for swap").addData("currentActor", toStop)
                .addContext("actor", self()).log();
    } else if (_state.equals(Service.State.NEW)) {
        LOGGER.info().setMessage("Applying initial configuration, no current actor to shutdown")
                .addContext("actor", self()).log();
        self().tell(new SwapActor(), self());
    }/*w  w w.j a v  a2 s.co  m*/
}

---

From source file:org.libdohj.cate.Network.java

/**
 * @param context context this network manages.
 * @param controller the controller to push events back to.
 * @param directory the data directory to store the wallet and SPV chain in.
 * @param networkExecutor executor for tasks belonging to this network.
 * Must exist after the lifecycle of network (so that service status listeners
 * can be attached to it)./*from w  ww .jav  a 2 s  . c  o  m*/
 */
public Network(final Context context, final MainController controller, final File directory,
        final Executor networkExecutor, final BiConsumer<Network, Wallet> registerWalletHook) {
    super(context, directory, "cate_" + context.getParams().getId());
    this.controller = controller;
    this.networkExecutor = networkExecutor;
    autoStop = false;
    blockingStartup = true;
    this.registerWalletHook = registerWalletHook;

    monetaryFormatter = context.getParams().getMonetaryFormat();
    addListener(new Service.Listener() {
        @Override
        public void running() {
            estimatedBalance.set(
                    monetaryFormatter.format(wallet().getBalance(Wallet.BalanceType.ESTIMATED)).toString());
            try {
                blocks.set(store().getChainHead().getHeight());
            } catch (BlockStoreException ex) {
                logger.error("Error getting current chain head while starting wallet " + params.getId(), ex);
            }
            encrypted.set(wallet().isEncrypted());
        }

        @Override
        public void failed(Service.State from, Throwable failure) {
            controller.onNetworkFailed(Network.this, from, failure);
        }
    }, networkExecutor);
}

---

From source file:com.griddynamics.jagger.engine.e1.process.WorkloadProcess.java

public void changeConfiguration(WorkloadConfiguration configuration) {
    log.debug("Configuration change request received");

    for (Iterator<WorkloadService> it = threads.iterator(); it.hasNext();) {
        WorkloadService workloadService = it.next();
        if (workloadService.state().equals(Service.State.TERMINATED)) {
            samplesCountStartedFromTerminatedThreads += workloadService.getStartedSamples();
            samplesCountFinishedFromTerminatedThreads += workloadService.getFinishedSamples();
            it.remove();//from  w ww  .  java 2s . c o m
        }
    }

    final int threadDiff = configuration.getThreads() - threads.size();

    if (threadDiff < 0) {
        log.debug("Going to decrease thread count by {}", threadDiff);
        removeThreads(Math.abs(threadDiff));
    }

    if (totalSamplesCountRequested != configuration.getSamples()) {
        leftSamplesCount.addAndGet(configuration.getSamples() - totalSamplesCountRequested);
        totalSamplesCountRequested = configuration.getSamples();
    }

    if (threadDiff > 0 && (!predefinedSamplesCount() || leftSamplesCount.get() > 0)) {
        log.debug("Going to increase thread count by {}", threadDiff);
        for (int i = threadDiff; i > 0; i--) {
            addThread();
        }
    }

    delay = configuration.getDelay();
    log.debug("Delay should be changed to {}", delay);
    for (WorkloadService thread : threads) {
        thread.changeDelay(delay);
    }
}

---

From source file:com.google.cloud.pubsub.spi.v1.Subscriber.java

public void addListener(final SubscriberListener listener, Executor executor) {
    impl.addListener(new Service.Listener() {
        @Override//from  w  w  w  .  j  a  v a  2  s  .c  o  m
        public void failed(Service.State from, Throwable failure) {
            listener.failed(convertState(from), failure);
        }

        @Override
        public void running() {
            listener.running();
        }

        @Override
        public void starting() {
            listener.starting();
        }

        @Override
        public void stopping(Service.State from) {
            listener.stopping(convertState(from));
        }

        @Override
        public void terminated(Service.State from) {
            listener.terminated(convertState(from));
        }
    }, executor);
}

---

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