* Removes protocol and path components to return just the hostname.
     *
     * @param u the URL string to extract host from
     * @return the host name, or empty string if URL is blank, or unknown hostname if parsing fails
     */
    default String getHost(final String u) {
        if (StringUtil.isBlank(u)) {
            return StringUtil.EMPTY; // empty
        }

        String url = u;

        }
        return out;
    }

    @Test
    @DisplayName("getNTHash: known vector for 'password'")
    void testGetNTHash_knownVector() {
        // Arrange
        String password = "password";
        // Known NT hash for "password" (UTF-16LE MD4)
        // This is a well-known test vector: password -> 8846F7EAEE8FB117AD06BDD830B7586C
        byte[] expected = hex("8846F7EAEE8FB117AD06BDD830B7586C");

        assertTrue(robotsTxt.allows("/public/", "BingBot"));
        assertEquals(2, robotsTxt.getCrawlDelay("BingBot"));

        // Test unknown bot (should match * directive)
        assertFalse(robotsTxt.allows("/admin/", "UnknownBot"));
        assertFalse(robotsTxt.allows("/private/", "UnknownBot"));
        assertTrue(robotsTxt.allows("/public/", "UnknownBot"));

    /** SID name type: invalid. */
    public static final int SID_NAME_INVALID = 7;
    /** SID name type: unknown. */
    /** SID name type: unknown. */
    public static final int SID_NAME_UNKNOWN = 8;

    /**
     * LSA translated SID.
     */
    public static class LsarTranslatedSid extends NdrObject {

        /**
         * Default constructor for LsarTranslatedSid.
         */

                            // TODO add better exception
                            result.addVersionRangeViolation(new ArtifactResolutionException(
                                    "Conflict resolver returned unknown resolution node: ", resolved.getArtifact()));
                        }

                        // TODO should this be part of mediation?
                        // previous one is more dominant

                return message.contains("retry") || message.contains("temporary") || message.contains("timeout")
                        || message.contains("connection");
            }
            return false; // Unknown IO errors are likely not recoverable
        }

        // Runtime exceptions and other errors are likely not recoverable
        return false;
    }

    /**

                        logger.debug("No thumbnail: {} -> {}", thumbnailId, responseData.getUrl());
                    }
                    break;
                default:
                    logger.error("Unknown thumbnail result: {} -> {}", thumbnailId, responseData.getUrl());
                    break;
                }
            } catch (final Throwable t) {

        <field>
          <name>location</name>
          <version>1.2.0+</version>
          <type>String</type>
          <description>
            The path/URL of the settings definition or {@code null} if unknown.
          </description>
        </field>
      </fields>
      <codeSegments>
        <codeSegment>
          <version>1.2.0+</version>
          <code>
    @Override
    public String toString() {

     * is provided. This is the behavior of Microsoft Windows machines.
     */

    public static final int H_NODE = 3;

    /**
     * Unknown MAC Address
     */
    public static final byte[] UNKNOWN_MAC_ADDRESS = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };

    Name hostName;
    int address, nodeType;

        }

        @Test
        @DisplayName("Should throw exception for unknown dialect")
        void testConstructorUnknownDialect() {
            IllegalArgumentException exception =
                    assertThrows(IllegalArgumentException.class, () -> new Smb2SigningDigest(sessionKey, 0x9999, null));
            assertEquals("Unknown dialect", exception.getMessage());
        }

        @ParameterizedTest