@GwtIncompatible
@J2ktIncompatible
@NullMarked
abstract class DummyProxy {

  /**
   * Returns a new proxy for {@code interfaceType}. Proxies of the same interface are equal to each
   * other if the {@link DummyProxy} instance that created the proxies are equal.
   */
  final <T> T newProxy(TypeToken<T> interfaceType) {
    Set<Class<?>> interfaceClasses = new LinkedHashSet<>();

        final CountDownLatch startLatch = new CountDownLatch(1);
        final CountDownLatch endLatch = new CountDownLatch(2);
        final AtomicInteger successCount = new AtomicInteger(0);

        Thread thread1 = new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    startLatch.await();

      return navigableKeySet();
    }

    @Override
    public Collection<V> values() {
      return new StandardValues();
    }

    @Override
    public String toString() {
      return standardToString();
    }

    @Override
    public Set<Entry<K, V>> entrySet() {
      return new StandardEntrySet() {
        @Override
        public Iterator<Entry<K, V>> iterator() {

        });

        // Fast mock components
        ComponentUtil.register(new CrawlingInfoHelper(), "crawlingInfoHelper");
        ComponentUtil.register(new FastMockIndexUpdateCallback(), IndexUpdateCallback.class.getCanonicalName());
        ComponentUtil.register(new FastMockDataStoreFactory(), "dataStoreFactory");
        ComponentUtil.register(new FastMockFailureUrlService(), FailureUrlService.class.getCanonicalName());

    @DisplayName("Should handle exception chaining")
    void testExceptionChaining() {
        // Given
        Exception rootCause = new RuntimeException("Root cause");
        SmbException intermediateCause = new SmbException("Intermediate", rootCause);

        // When
        SmbException finalException = new SmbException("Final error", intermediateCause);

        // Then
        assertEquals(intermediateCause, finalException.getCause());

        }
        dictionaryManager.addCreator(this);
    }

    /**
     * Creates a new {@link SynonymFile} instance.
     *
     * @param id        The unique identifier for the dictionary file.
     * @param path      The file path of the dictionary.
     * @param timestamp The last modified timestamp of the file.
     * @return A new {@link SynonymFile} associated with the dictionary manager.
     */
    @Override

        this.handle = handle;
        if (server == null) {
            server = "\\\\";
        }
        final MsrpcLsarOpenPolicy2 rpc = new MsrpcLsarOpenPolicy2(server, access, this);
        handle.sendrecv(rpc);
        if (rpc.retval != 0) {
            throw new SmbException(rpc.retval, false);
        }
        this.opened = true;
    }

    @Override
    public synchronized void close() throws IOException {

        notification = new Smb2OplockBreakNotification(mockConfig);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create notification with configuration")
        void testConstructorWithConfiguration() {
            Smb2OplockBreakNotification testNotification = new Smb2OplockBreakNotification(mockConfig);

```java
public class WitnessStatistics {
    private final AtomicLong registrationsActive = new AtomicLong();
    private final AtomicLong notificationsReceived = new AtomicLong();
    private final AtomicLong failoverEvents = new AtomicLong();
    private final AtomicLong heartbeatsSent = new AtomicLong();
    private final AtomicLong registrationFailures = new AtomicLong();
    

        // SMB1 negotiation with server data
        SmbComNegotiateResponse smb1 = new SmbComNegotiateResponse(ctx);
        ServerData sd = smb1.getServerData();
        sd.encryptionKey = new byte[] { 1, 2, 3 };
        setField(transport, "negotiated", smb1);
        assertArrayEquals(new byte[] { 1, 2, 3 }, transport.getServerEncryptionKey());

        // SMB2 negotiation never exposes key via this API