* Stops background processing and waits for threads to complete.
     */
    @PreDestroy
    public void destroy() {
        generating = false;
        thumbnailQueueThread.interrupt();
        try {
            thumbnailQueueThread.join(10000);
        } catch (final InterruptedException e) {
            logger.warn("Thumbnail thread timed out.", e);
        }
        generatorList.forEach(g -> {

    threadPool.shutdown();
    threadPool.awaitTermination(300, SECONDS);
  }

  /**
   * Calls get() repeatedly from many different threads, and tests that all of the removed entries
   * (removed because of size limits or expiration) trigger appropriate removal notifications.
   */
  @GwtIncompatible // QueuingRemovalListener

   * instance. This method is guaranteed to only be called once.
   *
   * <p>By default this returns a new {@link ScheduledExecutorService} with a single thread pool
   * that sets the name of the thread to the {@linkplain #serviceName() service name}. Also, the
   * pool will be {@linkplain ScheduledExecutorService#shutdown() shut down} when the service

    @Override
    public String toString() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.toString();
    }

    @Override
    public boolean equals(@Nullable Object o) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.equals(o);
    }

    @Override
    public int hashCode() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.hashCode();
    }

        // be ignored; see tryClose comment.
        if (socket == null) {
            socket = new DatagramSocket(lport, laddr);
            thread = new Thread(this, "JCIFS-NameServiceClient");
            thread.setDaemon(true);
            thread.start();
        }
    }

    void tryClose() {
        synchronized (LOCK) {

            /* Yes, there is the potential to drop packets

        primitiveNameToClassMap.put(Double.TYPE.getName(), Double.TYPE);
    }

    /**
     * Returns the {@link Class} object associated with the class or interface with the given string name,
     * using the current thread's context class loader.
     *
     * @param <T>
     *            The class represented by the returned {@link Class} object
     * @param className

    @Override
    public boolean offer(E o) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.offer(o);
    }

    @Override
    public @Nullable E poll() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.poll();
    }

    @Override
    public E remove() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove();
    }

    @Override

      }
    }

    void stopInterrupting() {
      shouldStop = true;
    }
  }

  /** Interrupts the current thread after sleeping for the specified delay. */
  static void requestInterruptIn(long time, TimeUnit unit) {
    checkNotNull(unit);
    Thread interruptee = Thread.currentThread();
    new Thread(
            new Runnable() {
              @Override
              public void run() {
                try {

    @Override
    public boolean offer(E o) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.offer(o);
    }

    @Override
    public @Nullable E poll() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.poll();
    }

    @Override
    public E remove() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove();
    }

    @Override

labels.includedDocPaths=Caminhos a serem incluídos na pesquisa
labels.includedDocUrls=URLs a serem incluídas na pesquisa
labels.maxAccessCount=Número máximo de acessos
labels.name=Nome
labels.numOfThread=Número de threads
labels.duplicateHostName=Nome duplicado
labels.pageNumber=Número da página
labels.password=Senha
labels.paths=Caminhos
labels.port=Porta
labels.regex=Expressão regular
labels.regularName=Nome regular