import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Abstract test case parent for anything implementing {@link ListenableFuture}. Tests the two get
 * methods and the addListener method.
 *
 * @author Sven Mawson
 * @since 10.0
 */
@GwtIncompatible
public abstract class AbstractListenableFutureTest extends TestCase {

  protected CountDownLatch latch;
  protected ListenableFuture<Boolean> future;

  @Override

 * the return type. For this case, we provide a more expensive workaround in {@code
 * JdkFutureAdapters}. However, when possible, it is more efficient and reliable to create a {@code
 * ListenableFuture} directly.
 *
 * @author Sven Mawson
 * @author Nishant Thakkar
 * @since 1.0
 */
/*
 * Some of the annotations below were added after we released our separate
 * com.google.guava:listenablefuture:1.0 artifact. (For more on that artifact, see

 * thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught and logged.
 *
 * @author Nishant Thakkar
 * @author Sven Mawson
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class ExecutionList {
  /** Logger to log exceptions caught when running runnables. */

 *
 * <p>For interoperability between {@code ListenableFuture} and <b>{@code CompletableFuture}</b>,
 * consider <a href="https://github.com/lukas-krecan/future-converter">Future Converter</a>.
 *
 * @author Sven Mawson
 * @since 10.0 (replacing {@code Futures.makeListenable}, which existed in 1.0)
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class JdkFutureAdapters {
  /**

 * thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught and logged.
 *
 * @author Nishant Thakkar
 * @author Sven Mawson
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class ExecutionList {
  /** Logger to log exceptions caught when running runnables. */

 *
 * <p>Note to Guice users: {@code TypeToken} is similar to Guice's {@code TypeLiteral} class except
 * that it is serializable and offers numerous additional utility methods.
 *
 * @author Bob Lee
 * @author Sven Mawson
 * @author Ben Yu
 * @since 12.0
 */
@SuppressWarnings("serial") // SimpleTypeToken is the serialized form.
@ElementTypesAreNonnullByDefault

 *
 * <p>Note to Guice users: {@code TypeToken} is similar to Guice's {@code TypeLiteral} class except
 * that it is serializable and offers numerous additional utility methods.
 *
 * @author Bob Lee
 * @author Sven Mawson
 * @author Ben Yu
 * @since 12.0
 */
@SuppressWarnings("serial") // SimpleTypeToken is the serialized form.
@ElementTypesAreNonnullByDefault

      ATOMIC_HELPER.putNext(this, next);
    }

    void unpark() {
      // This is racy with removeWaiter. The consequence of the race is that we may spuriously call
      // unpark even though the thread has already removed itself from the list. But even if we did
      // use a CAS, that race would still exist (it would just be ever so slightly smaller).
      Thread w = thread;
      if (w != null) {
        thread = null;

      ATOMIC_HELPER.putNext(this, next);
    }

    void unpark() {
      // This is racy with removeWaiter. The consequence of the race is that we may spuriously call
      // unpark even though the thread has already removed itself from the list. But even if we did
      // use a CAS, that race would still exist (it would just be ever so slightly smaller).
      Thread w = thread;
      if (w != null) {
        thread = null;

import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import junit.framework.TestCase;

/**
 * Test cases for {@link TypeToken}.
 *
 * @author Sven Mawson
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
public class TypeTokenTest extends TestCase {