*            The type of the value
 */
public class ValueHolder<T> {

    /** The value */
    protected T value;

    /**
     * Constructs an instance.
     */
    public ValueHolder() {
    }

    /**
     * Constructs an instance.
     *
     * @param value
     *            The value
     */
    public ValueHolder(final T value) {
        this.value = value;
    }

    /**

    /** The size of the preload buffer for checking file format. */
    protected int preloadSize = 512;

    /**
     * Creates a new SitemapsHelper instance.
     */
    public SitemapsHelper() {
        // Default constructor
    }

    /**
     * Checks if the given input stream contains valid sitemap data.
     * @param in the input stream to validate

            rankFusionProcessor.init();

            if (rankFusionProcessor.search(query, new TestSearchRequestParams(0, pageSize, 0),
                    OptionalThing.empty()) instanceof QueryResponseList list) {
                assertEquals(pageSize, list.size());
                assertEquals(allRecordCount, list.getAllRecordCount());
                assertEquals(100, list.getAllPageCount());

    private val PREVAILING_RULE = listOf("*")

    private const val EXCEPTION_MARKER = '!'

    private var instance = PublicSuffixDatabase(PublicSuffixList.Default)

    fun get(): PublicSuffixDatabase = instance

    private fun ByteString.binarySearch(
      labels: Array<ByteString>,
      labelIndex: Int,
    ): String? {
      var low = 0
      var high = size

	</component>
	<component name="themeHelper" class="org.codelibs.fess.helper.ThemeHelper">
	</component>
	<component name="queryStringBuilder" class="org.codelibs.fess.util.QueryStringBuilder" instance="prototype">
	</component>
	<component name="queryParser" class="org.codelibs.fess.query.parser.QueryParser">
	</component>
	<component name="facetInfo" class="org.codelibs.fess.entity.FacetInfo">
	</component>

        if (o == null) {
            return null;
        } else if (o instanceof Double) {
            return (Double) o;
        } else if (o instanceof Number) {
            return Double.valueOf(((Number) o).doubleValue());
        } else if (o instanceof String) {
            return toDouble((String) o);
        } else if (o instanceof java.util.Date) {
            if (pattern != null) {

        // Act & Assert
        // unwrap to interface itself should return same instance
        CredentialsInternal unwrapped = creds.unwrap(CredentialsInternal.class);
        assertNotNull(unwrapped, "unwrap to CredentialsInternal returns instance");
        assertSame(creds, unwrapped, "unwrap returns the same object instance");

        // unwrap to unrelated type should return null (use another Credentials implementation)

        // nothing
    }

    /**
     * Creates a {@link StreamOf} instance from the provided values.
     * If the input array is {@code null}, an empty stream is returned.
     *
     * @param <T> The type of elements in the stream.
     * @param values The elements to be included in the stream. Can be {@code null}.
     * @return A {@link StreamOf} instance containing the provided values, or an empty stream if {@code values} is {@code null}.

    assertThat(multimap.get("b")).containsExactly(3, 6).inOrder();
    assertFalse(multimap.get("a") instanceof ImmutableSortedSet);
    assertFalse(multimap.get("x") instanceof ImmutableSortedSet);
    assertFalse(multimap.asMap().get("a") instanceof ImmutableSortedSet);
  }

  public void testBuilderOrderKeysByDuplicates() {

        }
        if (clazz.isAssignableFrom(Date.class)) {
            if (value instanceof Date) {
                return (T) value;
            }
            return (T) FessFunctions.parseDate(value.toString());
        }
        if (clazz.isAssignableFrom(Long.class)) {
            if (value instanceof Long) {
                return (T) value;
            }