import java.util.concurrent.Callable;
import java.util.concurrent.Delayed;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

/**
 * A ScheduledExecutorService that executes all scheduled actions immediately in the calling thread.
 *
 * <p>See {@link TestingExecutors#sameThreadScheduledExecutor()} for a full list of constraints.
 *

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;
import org.jspecify.annotations.NullUnmarked;

/** A benchmark that times how long it takes to add a given number of */
@VmOptions({"-Xms8g", "-Xmx8g"})
@NullUnmarked

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;
import org.jspecify.annotations.NullUnmarked;

/** A benchmark that times how long it takes to add a given number of */
@VmOptions({"-Xms8g", "-Xmx8g"})
@NullUnmarked

    ServiceManager manager = new ServiceManager(asList(a));
    manager.startAsync();
    assertThrows(TimeoutException.class, () -> manager.awaitHealthy(1, MILLISECONDS));
    manager.awaitHealthy(5, SECONDS); // no exception thrown

    manager.stopAsync();
    assertThrows(TimeoutException.class, () -> manager.awaitStopped(1, MILLISECONDS));
    manager.awaitStopped(5, SECONDS); // no exception thrown
  }

   * @throws TimeoutException if the service has not reached the given state within the deadline
   * @throws IllegalStateException if the service {@linkplain State#FAILED fails}.
   * @since 15.0
   */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  void awaitTerminated(long timeout, TimeUnit unit) throws TimeoutException;

  /**

    delegate.awaitRunning(timeout, unit);
  }

  /**
   * @since 15.0
   */
  @Override
  public final void awaitTerminated() {
    delegate.awaitTerminated();
  }

  /**
   * @since 15.0
   */
  @Override
  public final void awaitTerminated(long timeout, TimeUnit unit) throws TimeoutException {
    delegate.awaitTerminated(timeout, unit);

    delegate.awaitRunning(timeout, unit);
  }

  /**
   * @since 15.0
   */
  @Override
  public final void awaitTerminated() {
    delegate.awaitTerminated();
  }

  /**
   * @since 15.0
   */
  @Override
  public final void awaitTerminated(long timeout, TimeUnit unit) throws TimeoutException {
    delegate.awaitTerminated(timeout, unit);

        return true;
      }

      /**
       * Blocks until the task is complete or the timeout expires. Throws a {@link TimeoutException}
       * if the timer expires, otherwise behaves like {@link #get()}.
       */
      V get(long nanos)
          throws TimeoutException, CancellationException, ExecutionException, InterruptedException {

        // Attempt to acquire the shared lock with a timeout.

    ServiceManager manager = new ServiceManager(asList(a));
    manager.startAsync();
    assertThrows(TimeoutException.class, () -> manager.awaitHealthy(1, MILLISECONDS));
    manager.awaitHealthy(5, SECONDS); // no exception thrown

    manager.stopAsync();
    assertThrows(TimeoutException.class, () -> manager.awaitStopped(1, MILLISECONDS));
    manager.awaitStopped(5, SECONDS); // no exception thrown
  }

        return true;
      }

      /**
       * Blocks until the task is complete or the timeout expires. Throws a {@link TimeoutException}
       * if the timer expires, otherwise behaves like {@link #get()}.
       */
      V get(long nanos)
          throws TimeoutException, CancellationException, ExecutionException, InterruptedException {

        // Attempt to acquire the shared lock with a timeout.