*
   * @param b the instance to convert; will never be null
   * @return the converted instance; <b>must not</b> be null
   * @throws UnsupportedOperationException if backward conversion is not implemented; this should be
   *     very rare. Note that if backward conversion is not only unimplemented but
   *     unimplement<i>able</i> (for example, consider a {@code Converter<Chicken, ChickenNugget>}),

     *
     * @return The SSO authenticator instance, or null if not found
     */
    protected SsoAuthenticator getAuthenticator() {
        String ssoType = getSsoType();
        // Backward compatibility: map legacy "aad" (Azure AD) to "entraid" (Entra ID)
        if ("aad".equals(ssoType)) {
            ssoType = "entraid";
        }
        final String name = ssoType + "Authenticator";

            if (mappedNtMessage != null) {
                errorCodeMessagesTmp.put(element[0], mappedNtMessage);
            }
        }

        // for backward compatibility since this is was different message in the NtStatus.NT_STATUS_CODES than returned
        // by getMessageByCode
        errorCodeMessagesTmp.put(0, "NT_STATUS_SUCCESS");

            // when authority is null. This is a known issue in the legacy implementation.
            // For now, we expect the NPE to maintain backward compatibility
            assertThrows(NullPointerException.class, () -> new SmbFile("smb1://").getParent());
        }

        @Test
        public void testGetPath() throws MalformedURLException {

 * always validate them using {@link #isPathSafe(Path, Path)} to prevent path traversal attacks.
 * Methods that accept path strings do not perform automatic validation to maintain backward compatibility.
 * </p>
 *
 * @author higa
 */
public abstract class FileUtil {

    /**
     * Do not instantiate.
     */
    protected FileUtil() {
    }

     * @since 2.1
     */
    DialectVersion getMaximumVersion();

    /**
     * Use SMB2 non-backward compatible negotiation style
     *
     * Property {@code jcifs.smb.client.useSMB2Negotiation} (boolean, default false)
     *
     * @return whether to use non-backward compatible protocol negotiation
     */
    boolean isUseSMB2OnlyNegotiation();

    /**
     * Enforce secure negotiation

OkHttp depends on [Okio][okio] for high-performance I/O and the [Kotlin standard library][kotlin]. Both are small libraries with strong backward-compatibility.

We highly recommend you keep OkHttp up-to-date. As with auto-updating web browsers, staying current
with HTTPS clients is an important defense against potential security problems. [We

   *
   * @since 8.0
   */
  public static final byte BEL = 7;

  /**
   * Backspace ('\b'): A format effector which controls the movement of the printing position one
   * printing space backward on the same printing line. (Applicable also to display devices.)
   *
   * @since 8.0
   */
  public static final byte BS = 8;

  /**

1. **RDMA Complexity**: Limited Java RDMA support may require JNI
2. **Multi-Channel Synchronization**: Complex thread synchronization required
3. **Persistent Handle State**: Requires reliable state persistence mechanism
4. **Backward Compatibility**: Must maintain compatibility with SMB2/SMB1

### Mitigation Strategies
1. Implement features behind configuration flags
2. Provide graceful fallback mechanisms

import jcifs.config.PropertyConfiguration;
import jcifs.context.BaseContext;
import jcifs.smb.NtlmPasswordAuthentication;

/**
 * Test class for NtlmHttpFilter
 *
 * NtlmHttpFilter is deprecated but we test it for backward compatibility
 */
@SuppressWarnings("deprecation")
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class NtlmHttpFilterTest {

    private NtlmHttpFilter filter;