// is created, by accessing a private field.
  private static final @Nullable Constructor<Thread> bigThreadConstructor =
      getBigThreadConstructor();

  private static final @Nullable Field inheritableThreadLocals =
      (bigThreadConstructor == null) ? getInheritableThreadLocalsField() : null;

  /** Constructs a new finalizer thread. */
  private Finalizer(
      Class<?> finalizableReferenceClass,

import org.mockito.MockitoAnnotations;

/**
 * Test class for {@link UrlFilterServiceImpl}.
 */
public class UrlFilterServiceImplTest extends PlainTestCase {

    @InjectMocks
    private UrlFilterServiceImpl service;

    @Mock
    private MemoryDataHelper dataHelper;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        MockitoAnnotations.openMocks(this);
    }

  @JvmField
  var clientTestRule = OkHttpClientTestRule()

  private val eventRecorder = EventRecorder()
  private val handshakeCertificates = platform.localhostHandshakeCertificates()

  private var client =
    clientTestRule
      .newClientBuilder()
      .eventListenerFactory(clientTestRule.wrap(eventRecorder))
      .build()

  @StartStop
  private val server = MockWebServer()

  @BeforeEach
  fun setUp() {

        cache.put(session, new Key(groupId, artifactId, version, tag), data);
    }

    static class Key {

        private final String groupId;

        private final String artifactId;

        private final String version;

        private final String tag;

        private final int hash;

        Key(String groupId, String artifactId, String version, String tag) {
            this.groupId = groupId;

  private transient Map<K, V> delegate;

  @RetainedWith private transient AbstractBiMap<V, K> inverse;

  /** Package-private constructor for creating a map-backed bimap. */
  AbstractBiMap(Map<K, V> forward, Map<V, K> backward) {
    inverse = checkMapsAndMakeInverse(forward, backward);
    delegate = forward;
  }

  /** Private constructor for inverse bimap. */

  }

  private final int[] factorials = new int[ARRAY_SIZE];
  private final int[][] binomials = new int[ARRAY_SIZE][2];
  private final int[][] nonnegInt = new int[ARRAY_SIZE][2];
  private final long[][] nonnegLong = new long[ARRAY_SIZE][2];
  private final int[][] intsToAdd = new int[ARRAY_SIZE][2];
  private final int[][] intsToMul = new int[ARRAY_SIZE][2];

     * the elem field without a null check by calling getElement().
     */
    private final @Nullable E elem;

    // elemCount is 0 iff this node has been deleted.
    private int elemCount;

    private int distinctElements;
    private long totalCount;
    private int height;
    private @Nullable AvlNode<E> left;
    private @Nullable AvlNode<E> right;
    /*

    }

    @NotThreadSafe
    class ArtifactFactoryRequestBuilder {
        private Session session;
        private RequestTrace trace;
        private String groupId;
        private String artifactId;
        private String version;
        private String classifier;
        private String extension;
        private String type;

        ArtifactFactoryRequestBuilder() {}

    private SecureKeyManager keyManager;
    private String sessionId;
    private volatile boolean closed = false;

    // Store session key and preauth hash for key rotation
    private byte[] sessionKey;
    private byte[] preauthIntegrityHash;
    private int rotationCount = 0;

    // Key rotation tracking - use atomic for lock-free operations
    private final AtomicLong bytesEncrypted = new AtomicLong(0);

    /** Total number of records available */
    private int allRecordCount;

    /** Total number of pages available */
    private int allPageCount;

    /** Flag indicating if previous page exists */
    private boolean existPrePage;

    /** Flag indicating if next page exists */
    private boolean existNextPage;

    /** List of page numbers for pagination display */
    private List<Integer> pageNumberList;