}

  @CanIgnoreReturnValue
  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },
        /* userPassedSupplier= */ false);
  }

  private static <T extends Throwable> T doAssertThrows(

   */
  @Override
  ListenableFuture<?> submit(Runnable task);

  /**
   * @return a {@code ListenableFuture} representing pending completion of the task
   * @throws RejectedExecutionException {@inheritDoc}
   */
  @Override
  <T extends @Nullable Object> ListenableFuture<T> submit(
      Runnable task, @ParametricNullness T result);

  /**
   * {@inheritDoc}
   *

 * collected, and this class can detect when the main class loader has been garbage collected and
 * stop itself.
 */
public class Finalizer implements Runnable {

  private static final Logger logger = Logger.getLogger(Finalizer.class.getName());

  /** Name of FinalizableReference.class. */

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.log.Logger;

/**
 * A class that handles timers.
 *
 * @author higa
 *
 */
public class TimeoutManager implements Runnable {

    private static final Logger logger = Logger.getLogger(TimeoutManager.class);

    /**
     * Instance for the singleton.
     */
    protected static final TimeoutManager instance = new TimeoutManager();

  private TimeoutFuture(ListenableFuture<V> delegate) {
    this.delegateRef = Preconditions.checkNotNull(delegate);
  }

  /** A runnable that is called when the delegate or the timer completes. */
  private static final class Fire<V extends @Nullable Object> implements Runnable {
    @LazyInit @Nullable TimeoutFuture<V> timeoutFutureRef;

    Fire(TimeoutFuture<V> timeoutFuture) {
      this.timeoutFutureRef = timeoutFuture;

      }
    }

    @Keep
    public static final class DummyRunnable implements Runnable, Serializable {
      @Override
      public void run() {}
    }

    @Keep
    public static final class DummyThreadFactory implements ThreadFactory, Serializable {
      @Override
      public Thread newThread(Runnable r) {
        return new Thread(r);
      }
    }

    @Keep

import org.jspecify.annotations.Nullable;

/** Emulation for InterruptibleTask in GWT. */
abstract class InterruptibleTask<T extends @Nullable Object> implements Runnable {

  @Override
  public void run() {
    T result = null;
    Throwable error = null;
    if (isDone()) {
      return;
    }
    try {
      result = runInterruptibly();
    } catch (Throwable t) {

        // nothing
    }

    /**
     * Executes the given task in the common ForkJoinPool.
     *
     * @param task
     *            the task to execute
     */
    public static void execute(final Runnable task) {
        ForkJoinPool.commonPool().execute(() -> {
            final Thread currentThread = Thread.currentThread();
            final ClassLoader orignal = currentThread.getContextClassLoader();

        @Override
        public Thread newThread(Runnable r) {
            Thread newThread = new Thread(GROUP, r, "resolver-" + THREAD_NUMBER.getAndIncrement());
            newThread.setDaemon(true);
            newThread.setContextClassLoader(null);
            return newThread;
        }
    }

    private class ResolveTask implements Runnable {

        private final ClassLoader classLoader;

   * This means that if you are doing synchronous calls the network layer will not truly be idle
   * until every returned [Response] has been closed.
   */
  @get:Synchronized
  @set:Synchronized
  var idleCallback: Runnable? = null

  private var executorServiceOrNull: ExecutorService? = null

  @get:JvmName("executorService")
  @get:Synchronized
  val executorService: ExecutorService
    get() {