/**
 * Base class for requests.
 *
 * @since 4.0.0
 */
@Experimental
abstract class BaseRequest<S extends ProtoSession> implements Request<S> {

    private final S session;
    private final RequestTrace trace;

    protected BaseRequest(@Nonnull S session) {
        this(session, null);
    }

    protected BaseRequest(@Nonnull S session, RequestTrace trace) {

import org.apache.maven.project.artifact.ProjectArtifactsCache;

public class SetWithResolutionResult extends AbstractSet<Artifact>
        implements ProjectArtifactsCache.ArtifactsSetWithResult {
    final DependencyResolutionResult result;
    final Set<Artifact> artifacts;

    public SetWithResolutionResult(DependencyResolutionResult result, Set<Artifact> artifacts) {
        this.result = result;

 * @author Kyle Maddison
 * @author Geoff Pike
 */
final class FarmHashFingerprint64 extends AbstractNonStreamingHashFunction {
  static final HashFunction FARMHASH_FINGERPRINT_64 = new FarmHashFingerprint64();

  // Some primes between 2^63 and 2^64 for various uses.
  private static final long K0 = 0xc3a5c85c97cb3127L;
  private static final long K1 = 0xb492b66fbe98f273L;
  private static final long K2 = 0x9ae16a3b2f90404fL;

  @Override

    /**
     * Context name for directory lease request
     */
    public static final String NAME_DIRECTORY_REQUEST = "DLse";

    /**
     * Context name for directory lease response
     */
    public static final String NAME_DIRECTORY_RESPONSE = "DLse";

    private static final byte[] CONTEXT_NAME_BYTES = NAME_DIRECTORY_REQUEST.getBytes();

    /**
     * Directory lease flag for recursive caching

   * implementation type is an implementation detail.
   */
  @J2ktIncompatible // serialization
  private static final class SerializedForm<E> implements Serializable {
    final Comparator<? super E> comparator;
    final Object[] elements;

    SerializedForm(Comparator<? super E> comparator, Object[] elements) {
      this.comparator = comparator;
      this.elements = elements;

     * @return concatenated string of localized validation messages separated by spaces
     */
    protected String getMessage(final VaMessenger<FessMessages> validationMessagesLambda) {
        final FessMessages messages = new FessMessages();
        validationMessagesLambda.message(messages);

 * {@link Set} implementation that asserts that a given lock is held whenever one of its methods is
 * called.
 */
@NullUnmarked
class LockHeldAssertingSet<E> extends ForwardingSet<E> implements Serializable {
  final Set<E> delegate;
  final Object mutex;

  LockHeldAssertingSet(Set<E> delegate, Object mutex) {
    checkNotNull(mutex);
    this.delegate = delegate;
    this.mutex = mutex;
  }

  @Override

     *
     * @param id the identifier of the scope (case-sensitive)
     */
    public static DependencyScope forId(String id) {
        return IDS.get(id);
    }

    private final String id;
    private final boolean transitive;

    DependencyScope(String id, boolean transitive) {
        this.id = id;
        this.transitive = transitive;
    }

    /**

            assertEquals(URLStreamHandler.class, superclass.getSuperclass());
        }

        @Test
        @DisplayName("Should verify class is final or non-final appropriately")
        void testClassModifiers() {
            // When
            int modifiers = Handler.class.getModifiers();

            // Then
            assertTrue(Modifier.isPublic(modifiers));

 */
public class UnsupportedSearchException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new UnsupportedSearchException with the specified message.
     *
     * @param msg the exception message
     */
    public UnsupportedSearchException(final String msg) {
        super(msg);
    }