if gerr != nil { // error from GetObjectInfo
		if _, ok := gerr.(MethodNotAllowed); ok {
			// This happens usually for a delete marker
			if oi.DeleteMarker || !oi.VersionPurgeStatus.Empty() {
				// Delete marker should be present and valid.
				return nil
			}
		}
		if isErrObjectNotFound(gerr) || isErrVersionNotFound(gerr) {
			return nil
		}
		return gerr
	}

    protected void delayBeforeProcessing() {
        final UrlQueue<?> urlQueue = CrawlingParameterUtil.getUrlQueue();
        if (urlQueue == null) {
            return;
        }

        final String url = urlQueue.getUrl();
        if (StringUtil.isBlank(url) || url.startsWith("file:")) {
            // not target
            return;
        }

        try {
            final URI uri = new URI(url);

            final String baseHref = getBaseHref(document);
            URI uri;
            try {
                uri = new URI(baseHref == null ? responseData.getUrl() : baseHref);
            } catch (final Exception e) {
                uri = new URI(responseData.getUrl());
            }
            final URI baseUri = uri;
            getChildUrlRules(responseData, resultData).forEach(entry -> {

            assertNotNull(childUrls);
            assertEquals(1, childUrls.size());

            RequestData requestData = childUrls.iterator().next();
            assertEquals("https://example.com/page1", requestData.getUrl());
        }
    }

    public void test_processMultipleSitemaps() {
        // Setup
        ResponseData responseData = new ResponseData();

 * Provides common functionality and properties for crawler rules.
 *
 * <p>
 * This class handles the registration of rules with the {@link RuleManager}
 * and provides getter and setter methods for common properties such as
 * {@code ruleId} and {@code responseProcessor}.
 * </p>
 *
 * <p>
 * Subclasses should extend this class and implement the abstract methods

        assertEquals(l.getUNCPath(), copy.getUNCPath());
        assertEquals(l.getShare(), copy.getShare());
        assertEquals(l.getType(), copy.getType());
        assertSame(l.getURL(), copy.getURL());
    }

    @ParameterizedTest
    @DisplayName("queryLookup extracts values case-insensitively")
    @CsvSource({ "a=1&b=2,a,1", "A=1&a=2,a,1", // first match before next param

                return null;
            }

            @Override
            public void setMethod(String method) {
            }

            @Override
            public String getUrl() {
                return url;
            }

            @Override
            public void setUrl(String u) {
            }

            @Override
            public String getMetaData() {

        errContent = new ByteArrayOutputStream();
        System.setOut(new PrintStream(outContent));
        System.setErr(new PrintStream(errContent));
    }

    @AfterEach
    void restoreStreams() {
        System.setOut(originalOut);
        System.setErr(originalErr);
    }

    @Test
    @DisplayName("TestLocking fields are properly initialized")
    void testFieldInitialization() {

    }

    public static RemoteRepository toRemoteRepository(Repository repository) {
        RemoteRepository.Builder builder =
                new RemoteRepository.Builder(repository.getId(), repository.getLayout(), repository.getUrl());
        builder.setSnapshotPolicy(toRepositoryPolicy(repository.getSnapshots()));
        builder.setReleasePolicy(toRepositoryPolicy(repository.getReleases()));
        return builder.build();
    }

        assertEquals(content, new String(resultData.getData()));
        assertEquals(1, resultData.getChildUrlSet().size());
        assertEquals("http://hoge/test2.html", resultData.getChildUrlSet().iterator().next().getUrl());
    }

    public void test_transform_urllink() {
        String content = "<a href=\"http://fuga/test.html\">test</a>";
        final byte[] data = new String(content).getBytes();