import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link AbstractListeningExecutorService}.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class AbstractListeningExecutorServiceTest extends TestCase {

  public void testSubmit() throws Exception {
    /*
     * Mostly just tests that TrustedListenableFutureTask are created and run; tests for

import com.google.common.eventbus.outside.AnnotatedNotAbstractInSuperclassTest.SubClass;
import java.util.ArrayList;
import java.util.List;

public class AnnotatedNotAbstractInSuperclassTest extends AbstractEventBusTest<SubClass> {
  static class SuperClass {
    final List<Object> notOverriddenInSubclassEvents = new ArrayList<>();
    final List<Object> overriddenNotAnnotatedInSubclassEvents = new ArrayList<>();

 * SettableFuture}).
 *
 * <p>Useful for testing the behavior of Future utilities against odd futures.
 *
 * @author Anthony Zana
 */
@GwtCompatible
@NullUnmarked
final class UncheckedThrowingFuture<V> extends AbstractFuture<V> {

  public static <V> ListenableFuture<V> throwingError(Error error) {
    UncheckedThrowingFuture<V> future = new UncheckedThrowingFuture<V>();
    future.complete(checkNotNull(error));
    return future;

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link FakeTimeLimiter}.
 *
 * @author Jens Nyman
 */
@NullUnmarked
public class FakeTimeLimiterTest extends TestCase {

  private static final int DELAY_MS = 50;
  private static final String RETURN_VALUE = "abc";

  private TimeLimiter timeLimiter;

  @Override
  protected void setUp() throws Exception {

 * It extends {@link org.codelibs.fess.crawler.exception.CrawlerSystemException} and provides constructors
 * to handle different scenarios such as wrapping another exception or providing a specific error message.
 */
public class ExtractException extends CrawlerSystemException {

    private static final long serialVersionUID = 1L;

    /**

/**
 * Abstract base class for admin API actions in Fess.
 * This class extends FessApiAction to provide admin-specific functionality
 * including enhanced access control for administrative operations.
 *
 * <p>Admin API actions require special permissions and access tokens
 * that are validated against the admin role configuration.</p>
 */
public abstract class FessApiAdminAction extends FessApiAction {

    /** Logger instance for this class. */

 *
 * <p>Note that task wrapping may occur even if the task is never executed.
 *
 * @author Luke Sandberg
 */
@J2ktIncompatible
@GwtIncompatible
abstract class WrappingScheduledExecutorService extends WrappingExecutorService
    implements ScheduledExecutorService {
  final ScheduledExecutorService delegate;

  protected WrappingScheduledExecutorService(ScheduledExecutorService delegate) {
    super(delegate);

    @Override
    protected List<Long> create(Long[] elements) {
      return makeArray(elements).asList();
    }
  }

  @J2ktIncompatible
  @GwtIncompatible // used only from suite
  @AndroidIncompatible
  public static final class ImmutableLongArrayHeadSubListAsListGenerator
      extends TestLongListGenerator {
    @Override

 *
 * @author Kevin Bourrillion
 * @author Louis Wasserman
 * @since 2.0
 */
@GwtCompatible
public abstract class ForwardingMultiset<E extends @Nullable Object> extends ForwardingCollection<E>
    implements Multiset<E> {

  /** Constructor for use by subclasses. */
  protected ForwardingMultiset() {}

  @Override
  protected abstract Multiset<E> delegate();

   *     previously called
   * @since 11.0
   */
  @GwtIncompatible // To be supported
  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  public <K1 extends K, V1 extends V> CacheBuilder<K1, V1> weigher(
      Weigher<? super K1, ? super V1> weigher) {
    checkState(this.weigher == null);
    if (strictParsing) {
      checkState(
          this.maximumSize == UNSET_INT,