Example usage for com.google.common.util.concurrent ThreadFactoryBuilder setUncaughtExceptionHandler

Introduction

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

Prototype

public ThreadFactoryBuilder setUncaughtExceptionHandler(UncaughtExceptionHandler uncaughtExceptionHandler) 

Source Link

Document

Sets the UncaughtExceptionHandler for new threads created with this ThreadFactory.

Usage

From source file:com.google.worldcoin.wallet.WalletFiles.java

public WalletFiles(final Wallet wallet, File file, long delay, TimeUnit delayTimeUnit) {
    final ThreadFactoryBuilder builder = new ThreadFactoryBuilder().setDaemon(true)
            .setNameFormat("Wallet autosave thread").setPriority(Thread.MIN_PRIORITY); // Avoid competing with the GUI thread.
    Thread.UncaughtExceptionHandler handler = Threading.uncaughtExceptionHandler;
    if (handler != null)
        builder.setUncaughtExceptionHandler(handler);
    // An executor that starts up threads when needed and shuts them down later.
    this.executor = new ScheduledThreadPoolExecutor(1, builder.build());
    this.executor.setKeepAliveTime(5, TimeUnit.SECONDS);
    this.executor.allowCoreThreadTimeOut(true);
    this.wallet = checkNotNull(wallet);
    // File must only be accessed from the auto-save executor from now on, to avoid simultaneous access.
    this.file = checkNotNull(file);
    this.savePending = new AtomicBoolean();
    this.delay = delay;
    this.delayTimeUnit = checkNotNull(delayTimeUnit);

    this.saver = new Callable<Void>() {
        @Override//from   w  w  w .  ja v a 2 s.  co m
        public Void call() throws Exception {
            // Runs in an auto save thread.
            if (!savePending.getAndSet(false)) {
                // Some other scheduled request already beat us to it.
                return null;
            }
            log.info("Background saving wallet, last seen block is {}/{}", wallet.getLastBlockSeenHeight(),
                    wallet.getLastBlockSeenHash());
            saveNowInternal();
            return null;
        }
    };
}

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From source file:com.coinomi.core.wallet.WalletFiles.java

public WalletFiles(final Wallet wallet, File file, long delay, TimeUnit delayTimeUnit) {
    final ThreadFactoryBuilder builder = new ThreadFactoryBuilder().setDaemon(true)
            .setNameFormat("Wallet autosave thread").setPriority(Thread.MIN_PRIORITY); // Avoid competing with the GUI thread.
    Thread.UncaughtExceptionHandler handler = Threading.uncaughtExceptionHandler;
    if (handler != null)
        builder.setUncaughtExceptionHandler(handler);
    // An executor that starts up threads when needed and shuts them down later.
    this.executor = new ScheduledThreadPoolExecutor(1, builder.build());
    this.executor.setKeepAliveTime(5, TimeUnit.SECONDS);
    this.executor.allowCoreThreadTimeOut(true);
    this.executor.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
    this.wallet = checkNotNull(wallet, "Cannot save a null wallet");
    // File must only be accessed from the auto-save executor from now on, to avoid simultaneous access.
    this.file = checkNotNull(file, "Cannot save to a null file");
    this.savePending = new AtomicBoolean();
    this.delay = delay;
    this.delayTimeUnit = checkNotNull(delayTimeUnit, "Cannot use a null delay time unit");

    this.saver = new Callable<Void>() {
        @Override//w w w  .  ja  v  a  2 s .c  o m
        public Void call() throws Exception {
            // Runs in an auto save thread.
            if (!savePending.getAndSet(false)) {
                // Some other scheduled request already beat us to it.
                return null;
            }
            log.info("Background saving wallet");
            saveNowInternal();
            return null;
        }
    };
}

---

From source file:com.reddcoin.core.wallet.WalletFiles.java

public WalletFiles(final Wallet wallet, File file, long delay, TimeUnit delayTimeUnit) {
    final ThreadFactoryBuilder builder = new ThreadFactoryBuilder().setDaemon(true)
            .setNameFormat("Wallet autosave thread").setPriority(Thread.MIN_PRIORITY); // Avoid competing with the GUI thread.
    Thread.UncaughtExceptionHandler handler = Threading.uncaughtExceptionHandler;
    if (handler != null)
        builder.setUncaughtExceptionHandler(handler);
    // An executor that starts up threads when needed and shuts them down later.
    this.executor = new ScheduledThreadPoolExecutor(1, builder.build());
    this.executor.setKeepAliveTime(5, TimeUnit.SECONDS);
    this.executor.allowCoreThreadTimeOut(true);
    this.executor.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
    this.wallet = checkNotNull(wallet);
    // File must only be accessed from the auto-save executor from now on, to avoid simultaneous access.
    this.file = checkNotNull(file);
    this.savePending = new AtomicBoolean();
    this.delay = delay;
    this.delayTimeUnit = checkNotNull(delayTimeUnit);

    this.saver = new Callable<Void>() {
        @Override/*from  w  w  w .  j av a  2  s  .  c om*/
        public Void call() throws Exception {
            // Runs in an auto save thread.
            if (!savePending.getAndSet(false)) {
                // Some other scheduled request already beat us to it.
                return null;
            }
            log.info("Background saving wallet");
            saveNowInternal();
            return null;
        }
    };
}

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From source file:com.matthewmitchell.peercoinj.wallet.WalletFiles.java

public WalletFiles(final Wallet wallet, File file, long delay, TimeUnit delayTimeUnit) {
    final ThreadFactoryBuilder builder = new ThreadFactoryBuilder().setDaemon(true)
            .setNameFormat("Wallet autosave thread").setPriority(Thread.MIN_PRIORITY); // Avoid competing with the GUI thread.
    Thread.UncaughtExceptionHandler handler = Threading.uncaughtExceptionHandler;
    if (handler != null)
        builder.setUncaughtExceptionHandler(handler);
    // An executor that starts up threads when needed and shuts them down later.
    this.executor = new ScheduledThreadPoolExecutor(1, builder.build());
    this.executor.setKeepAliveTime(5, TimeUnit.SECONDS);
    this.executor.allowCoreThreadTimeOut(true);
    this.executor.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
    this.wallet = checkNotNull(wallet);
    // File must only be accessed from the auto-save executor from now on, to avoid simultaneous access.
    this.file = checkNotNull(file);
    this.savePending = new AtomicBoolean();
    this.delay = delay;
    this.delayTimeUnit = checkNotNull(delayTimeUnit);

    this.saver = new Callable<Void>() {
        @Override//from  w ww  . j  av a2  s . c  o  m
        public Void call() throws Exception {
            // Runs in an auto save thread.
            if (!savePending.getAndSet(false)) {
                // Some other scheduled request already beat us to it.
                return null;
            }
            log.info("Background saving wallet, last seen block is {}/{}", wallet.getLastBlockSeenHeight(),
                    wallet.getLastBlockSeenHash());
            saveNowInternal();
            return null;
        }
    };
}

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From source file:org.diqube.threads.ExecutorManager.java

/**
 * Create a new cached thread pool, see {@link Executors#newCachedThreadPool()}.
 * //from w w w  .  j  ava 2  s.  c o m
 * @param nameFormat
 *          a {@link String#format(String, Object...)}-compatible format String, to which a unique integer (0, 1,
 *          etc.) will be supplied as the single parameter. This integer will be unique to the built instance of the
 *          ThreadFactory and will be assigned sequentially. For example, {@code "rpc-pool-%d"} will generate thread
 *          names like {@code "rpc-pool-0"}, {@code "rpc-pool-1"}, {@code "rpc-pool-2"}, etc.
 * @param uncaughtExceptionHandler
 *          This will be called in case any of the threads of the ExecutorService ends because an exception was
 *          thrown.
 * 
 * @return The new cached thread pool.
 */
public ExecutorService newCachedThreadPool(String nameFormat,
        UncaughtExceptionHandler uncaughtExceptionHandler) {
    ThreadFactoryBuilder threadFactoryBuilder = new ThreadFactoryBuilder();
    threadFactoryBuilder.setNameFormat(nameFormat);
    threadFactoryBuilder.setUncaughtExceptionHandler(uncaughtExceptionHandler);
    return Executors.newCachedThreadPool(threadFactoryBuilder.build());
}

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From source file:org.diqube.threads.ExecutorManager.java

/**
 * Create a new {@link ExecutorService} that does create threads as needed, but contains a maxmimum number of threads.
 * //from  w  w  w.j  a va 2  s  .c o m
 * @param nameFormat
 *          a {@link String#format(String, Object...)}-compatible format String, to which a unique integer (0, 1,
 *          etc.) will be supplied as the single parameter. This integer will be unique to the built instance of the
 *          ThreadFactory and will be assigned sequentially. For example, {@code "rpc-pool-%d"} will generate thread
 *          names like {@code "rpc-pool-0"}, {@code "rpc-pool-1"}, {@code "rpc-pool-2"}, etc.
 * @param uncaughtExceptionHandler
 *          This will be called in case any of the threads of the ExecutorService ends because an exception was
 *          thrown.
 * @param maxPoolSize
 *          Maximum number of threads.
 * @return The new {@link ExecutorService}.
 */
public ExecutorService newCachedThreadPoolWithMax(String nameFormat,
        UncaughtExceptionHandler uncaughtExceptionHandler, int maxPoolSize) {
    ThreadFactoryBuilder threadFactoryBuilder = new ThreadFactoryBuilder();
    threadFactoryBuilder.setNameFormat(nameFormat);
    threadFactoryBuilder.setUncaughtExceptionHandler(uncaughtExceptionHandler);

    return new ThreadPoolExecutor(0, maxPoolSize, 10, TimeUnit.SECONDS, new LinkedBlockingQueue<>(),
            threadFactoryBuilder.build());
}

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From source file:org.opendaylight.genius.alivenessmonitor.internal.AlivenessMonitor.java

private ThreadFactory getMonitoringThreadFactory(String threadNameFormat) {
    ThreadFactoryBuilder builder = new ThreadFactoryBuilder();
    builder.setNameFormat(threadNameFormat);
    builder.setUncaughtExceptionHandler(
            (thread, ex) -> LOG.error("Received Uncaught Exception event in Thread: {}", thread.getName(), ex));
    return builder.build();
}

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From source file:org.opendaylight.vpnservice.alivenessmonitor.internal.AlivenessMonitor.java

private ThreadFactory getMonitoringThreadFactory(String threadNameFormat) {
    ThreadFactoryBuilder builder = new ThreadFactoryBuilder();
    builder.setNameFormat(threadNameFormat);
    builder.setUncaughtExceptionHandler(new UncaughtExceptionHandler() {
        @Override/*  w w  w .j  a v a2  s  . c  om*/
        public void uncaughtException(Thread t, Throwable e) {
            LOG.error("Received Uncaught Exception event in Thread: {}", t.getName(), e);
        }
    });
    return builder.build();
}

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