defer wg.Done()

	req, err := http.NewRequest("GET", url, nil)
	if err != nil {
		return err
	}
	res, err := http.DefaultTransport.RoundTrip(req)
	if err != nil {
		return err
	}
	// Handle redirects.
	if res.StatusCode/100 == 3 {
		newURL, err := res.Location()
		if err != nil {
			return fmt.Errorf("resolving redirect: %v", err)
		}
		if !strings.HasPrefix(newURL.String(), *root) {

    }

    public static String getFessUrl() {
        return System.getProperty("test.fess.url", DEFAULT_FESS_URL);
    }

    public static String getEsUrl() {
        return System.getProperty("test.search_engine.url", DEFAULT_SEARCH_ENGINE_URL);
    }

    protected static RequestSpecification checkMethodBase(final Map<String, Object> body) {

    assertTrue("containsKey(present) should return true", getMap().containsKey(k0()));
  }

  public void testContains_no() {
    assertFalse("containsKey(notPresent) should return false", getMap().containsKey(k3()));
  }

  @MapFeature.Require(ALLOWS_NULL_KEY_QUERIES)
  public void testContains_nullNotContainedButAllowed() {
    assertFalse("containsKey(null) should return false", getMap().containsKey(null));
  }

	}

	if rr.oneByte[0] == rr.recordDelimiter[1] {
		p[n-1] = '\n'
		return n, nil
	}

	rr.useOneByte = true
	return n, nil

    assertNull(
        "putIfAbsent(notPresent, value) should return null", getMap().putIfAbsent(k3(), v3()));
    expectAdded(e3());
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_supportedPresent() {
    assertEquals(
        "putIfAbsent(present, value) should return existing value",
        v0(),
        getMap().putIfAbsent(k0(), v3()));

     * @return an optional parsed {@link Model} or {@code null} if none could be found
     * @throws ModelParserException if the located model cannot be parsed
     */
    @Nonnull
    default Optional<Model> locateAndParse(@Nonnull Path dir, @Nullable Map<String, ?> options)
            throws ModelParserException {
        return locate(dir).map(s -> parse(s, options));
    }

            override fun visitIntegerMemberValue(node: IntegerMemberValue) {
                value = node.value
            }
        })
        if (value == null) throw annotationMemberValueNotFound(typeOf<Int>())
        return value!!
    }


internal
val MemberValue.stringValue: String
    get() {
        var value: String? = null
        accept(object : MemberValueVisitorAdapter() {

     */
    protected JsonUtil() {
    }

    /**
     * Escapes a value as Json string.
     *
     * @param value input
     * @return escaped string.
     */
    public static String escape(final String value) {
        if (value == null) {
            return null;
        }

        char c;
        final int len = value.length();
        final StringBuilder buf = new StringBuilder(len * 2);

        }
        fessConfig = ComponentUtil.getFessConfig();
    }

    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    @Override
    public Logger getLogger() {
        return logger;
    }

    @Override
    protected Extractor getExtractor(final ResponseData responseData) {

        try {
            return groovyShell.evaluate(template);
        } catch (final JobProcessingException e) {
            throw e;
        } catch (final Exception e) {
            logger.warn("Failed to evaluate groovy script: {} => {}", template, paramMap, e);
            return null;
        } finally {
            final GroovyClassLoader loader = groovyShell.getClassLoader();