return tmp.toArray(new String[0]);
  }

  static <T> Comparator<T> arbitraryNullFriendlyComparator() {
    return new NullFriendlyComparator<>();
  }

  private static final class NullFriendlyComparator<T> implements Comparator<T>, Serializable {
    @Override
    public int compare(T left, T right) {
      return String.valueOf(left).compareTo(String.valueOf(right));
    }
  }

 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
@Immutable
@SuppressWarnings("IdentifierName") // the best we could do for adjacent digit blocks
final class Murmur3_32HashFunction extends AbstractHashFunction implements Serializable {
  static final HashFunction MURMUR3_32 =
      new Murmur3_32HashFunction(0, /* supplementaryPlaneFix= */ false);
  static final HashFunction MURMUR3_32_FIXED =

 *
 * This response contains information about the server's capabilities,
 * security mode, and supported protocol version.
 */
public class SmbComNegotiateResponse extends ServerMessageBlock implements SmbNegotiationResponse {

    private static final Logger log = LoggerFactory.getLogger(SmbComNegotiateResponse.class);

    private int dialectIndex;

    /* Negotiated values */

        return new ManagedResource<>(resource, resourceId, this);
    }

    /**
     * Wrapper for managed resources
     */
    public static class ManagedResource<T extends AutoCloseable> implements AutoCloseable {
        private final T resource;
        private final String resourceId;
        private final ResourceManager manager;
        private volatile boolean closed = false;

 * - Per-IP rate limiting
 * - Global rate limiting
 * - Exponential backoff for repeated failures
 * - Account lockout after threshold
 * - Automatic cleanup of old entries
 */
public class AuthenticationRateLimiter implements AutoCloseable {

    private static final Logger log = LoggerFactory.getLogger(AuthenticationRateLimiter.class);

    // Rate limiting configuration
    private final int maxAttemptsPerAccount;

import jcifs.CIFSException;

@ExtendWith(MockitoExtension.class)
class SSPContextTest {

    // Simple, deterministic test double covering all methods of SSPContext.
    private static class DummySSPContext implements SSPContext {
        private byte[] signingKey;
        private boolean established;
        private String nbName;
        private ASN1ObjectIdentifier[] supportedMechs;
        private int flags;

  /**
   * Intercepts calls to a {@code Map} to check that {@code setUpRan} is true when they happen. Then
   * forwards the calls to the underlying {@code Map}.
   */
  private static class CheckSetUpInvocationHandler implements InvocationHandler, Serializable {
    private final Map<String, String> map;
    private final AtomicBoolean setUpRan;

    CheckSetUpInvocationHandler(Map<String, String> map, AtomicBoolean setUpRan) {

/**
 * GWT emulation of {@link com.google.common.collect.ImmutableBiMap}.
 *
 * @author Hayward Chan
 */
public abstract class ImmutableBiMap<K, V> extends ForwardingImmutableMap<K, V>
    implements BiMap<K, V> {
  public static <T extends @Nullable Object, K, V>
      Collector<T, ?, ImmutableBiMap<K, V>> toImmutableBiMap(
          Function<? super T, ? extends K> keyFunction,

@ExtendWith(MockitoExtension.class)
class FileEntryTest {

    @Mock
    FileEntry mockEntry;

    // Simple fake implementation to exercise the interface without mocks
    private static final class TestFileEntry implements FileEntry {
        private final String name;
        private final int type;
        private final int attributes;
        private final long createTime;
        private final long lastModified;

        }
    }

    /**
     * Test implementation of RequestWithPath interface for testing purposes
     */
    private static class TestRequestWithPath implements RequestWithPath {
        private String path;
        private String server;
        private String domain;
        private String fullUNCPath;
        private boolean resolveInDfs;

        @Override