*/
    int getCharacterOffset();

    /**
     * Returns the public ID of the XML
     * @return the public ID, or null if not available
     */
    String getPublicId();

    /**
     * Returns the system ID of the XML
     * @return the system ID, or null if not available
     */
    String getSystemId();

    }

    @Test
    public void test_convert_nullUrl() {
        assertNull(duplicateHostHelper.convert(null));
    }

    @Test
    public void test_convert_withNullList() {
        DuplicateHostHelper helper = new DuplicateHostHelper();
        helper.duplicateHostList = null;

        String url = "http://test.com";
        String result = helper.convert(url);

        assertNotNull(result);

    if (collection instanceof NavigableSet) {
      return new WrappedNavigableSet(key, (NavigableSet<V>) collection, null);
    } else {
      return new WrappedSortedSet(key, (SortedSet<V>) collection, null);
    }
  }

  // Following Javadoc copied from Multimap and SortedSetMultimap.

  /**

     * @param parentLeaseKey parent lease key (can be null for zero key)
     * @param epoch lease epoch
     */
    public LeaseV2CreateContextRequest(Smb2LeaseKey leaseKey, int leaseState, Smb2LeaseKey parentLeaseKey, int epoch) {
        this.leaseKey = leaseKey;
        this.leaseState = leaseState;
        this.leaseFlags = 0;
        this.parentLeaseKey = parentLeaseKey != null ? parentLeaseKey : new Smb2LeaseKey(new byte[16]);

        assertTrue(key.isZero());
        assertArrayEquals(zeroBytes, key.getKey());
    }

    @Test
    @DisplayName("Should reject null key")
    void testNullKey() {
        assertThrows(IllegalArgumentException.class, () -> new Smb2LeaseKey(null));
    }

    @Test
    @DisplayName("Should reject wrong size key")
    void testWrongSizeKey() {

        }).get();
    }

    /**
     * Converts a number to its string representation, handling null values.
     *
     * @param value The number to convert
     * @return String representation of the number, or empty string if null
     */
    private String toNumberString(final Number value) {
        return value != null ? value.toString() : StringUtil.EMPTY;
    }

    /**

   */
  public static <K, V> ImmutableSetMultimap<K, V> copyOf(
      Multimap<? extends K, ? extends V> multimap) {
    checkNotNull(multimap); // eager for GWT

    /*
     * TODO(cpovirk): When given an ImmutableSetMultimap that has a non-null valueComparator, should
     * we always return a new instance with a null valueComparator, as we already do if the input is

    }

    @Test
    void testGetByNameWithName() {
        // Test the internal getByName method that takes a Name object
        Name name = new Name(mockConfig, "TESTHOST", 0x20, null);
        when(mockConfig.getLmHostsFileName()).thenReturn(null);

        NbtAddress result = lmhosts.getByName(name, mockContext);

        assertNull(result);
    }

    @Test

                final BoolQueryBuilder boolQuery = QueryBuilders.boolQuery();
                list.forEach(boolQuery::should);
                return boolQuery;
            }
            return null;
        }).filter(q -> q != null).toArray(n -> new QueryBuilder[n]);

        if (queryBuilders.length == 1) {
            builder = queryBuilders[0];
        } else if (queryBuilders.length > 1) {

        char c = s.charAt(index);
        if (c < replacements.length && replacements[c] != null) {
          return escapeSlow(s, index);
        }
      }
      return s;
    }

    @Override
    protected char @Nullable [] escape(char c) {
      return c < replaceLength ? replacements[c] : null;
    }
  }

  // Replacement mappings.
  private final Map<Character, String> map;