import java.util.concurrent.Future;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Classes and futures used in {@link FuturesGetCheckedTest} and {@link FuturesGetUncheckedTest}.
 */
@GwtCompatible
@NullUnmarked
final class FuturesGetCheckedInputs {
  static final Exception CHECKED_EXCEPTION = new Exception("mymessage");
  static final Future<String> FAILED_FUTURE_CHECKED_EXCEPTION =

  // public named classes with a public default constructor.

  public static final class DoublesAsListGenerator extends TestDoubleListGenerator {
    @Override
    protected List<Double> create(Double[] elements) {
      return asList(elements);
    }
  }

  public static final class DoublesAsListHeadSubListGenerator extends TestDoubleListGenerator {
    @Override

   *   ForwardingSet does not forward `default` methods, as discussed in its Javadoc.
   */

  // Currently, we don't include stream() and spliterator() for our classes in the Android flavor.

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

  @Override

    LinkedHashMap<String, String>()
      .apply {
        val packageName = OkHttpClient::class.java.`package`?.name

        if (packageName != null) {
          this[packageName] = "OkHttp"
        }

        this[OkHttpClient::class.java.name] = "okhttp.OkHttpClient"
        this[Http2::class.java.name] = "okhttp.Http2"
        this[TaskRunner::class.java.name] = "okhttp.TaskRunner"

import java.lang.annotation.RetentionPolicy;
import java.util.Collection;
import java.util.LinkedHashSet;
import java.util.Set;
import java.util.SortedSet;

/**
 * Optional features of classes derived from {@code Collection}.
 *
 * @author George van den Driessche
 */
@SuppressWarnings("rawtypes") // maybe avoidable if we rework the whole package?
@GwtCompatible

    private
    fun minify(artifact: File, keepClasses: Set<String>, jarFile: File): File {
        val tempDirectory = java.nio.file.Files.createTempDirectory(jarFile.name).toFile()
        val classesDir = tempDirectory.resolve("classes")
        val manifestFile = tempDirectory.resolve("MANIFEST.MF")
        val buildReceiptFile = tempDirectory.resolve("build-receipt.properties")

  private static final class OneSizeTestSuiteBuilder<T, E>
      extends FeatureSpecificTestSuiteBuilder<
          OneSizeTestSuiteBuilder<T, E>, OneSizeGenerator<T, E>> {
    @SuppressWarnings("rawtypes") // class literals
    private final List<Class<? extends AbstractTester>> testers;

    @SuppressWarnings("rawtypes") // class literals
    OneSizeTestSuiteBuilder(List<Class<? extends AbstractTester>> testers) {

                    return candidateClassName;
                }
            }
        }

        return name;
    }

    // Only use for system Java/Groovy classes; arbitrary use on the build classpath will result in class/jar leaks.
    private boolean isVisibleSystemClass(String candidateClassName) {
        try {
            getClass().getClassLoader().loadClass(candidateClassName);
            return true;

@NullUnmarked
public class AbstractFutureCancellationCauseTest extends TestCase {

  private ClassLoader oldClassLoader;
  private URLClassLoader classReloader;
  private Class<?> settableFutureClass;
  private Class<?> abstractFutureClass;

  @Override
  protected void setUp() throws Exception {
    // Load the "normal" copy of SettableFuture and related classes.

    setImplementation(Appendable.class, StringBuilder.class);
    setImplementation(BlockingQueue.class, LinkedBlockingDeque.class);
    setImplementation(BlockingDeque.class, LinkedBlockingDeque.class);
    setImplementation(ConcurrentMap.class, ConcurrentHashMap.class);
    setImplementation(ConcurrentNavigableMap.class, ConcurrentSkipListMap.class);
    setImplementation(CountDownLatch.class, Dummies.DummyCountDownLatch.class);