}

    /**
     * Sets the namespace for the crawling session.
     * The namespace is used to organize and identify crawling activities.
     *
     * @param namespace the namespace identifier for the crawling session
     * @return this CrawlJob instance for method chaining
     */
    public CrawlJob namespace(final String namespace) {
        this.namespace = namespace;
        return this;
    }

    /**

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
	<include path="crawler/container.xml" />

	<component name="mimeTypeHelper"
		class="org.codelibs.fess.crawler.helper.FessMimeTypeHelper" instance="singleton">
	</component>

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN" 
	"http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
	<!-- Crawler Thread -->
	<component name="crawlerThread" class="org.codelibs.fess.crawler.FessCrawlerThread" instance="prototype" >
	</component>

        assertEquals(Constants.CRAWLING_INFO_SYSTEM_NAME, crawlJob.namespace);
        assertNull(crawlJob.webConfigIds);
        assertNull(crawlJob.fileConfigIds);
        assertNull(crawlJob.dataConfigIds);
        assertEquals(-2, crawlJob.documentExpires);
        assertEquals(-1, crawlJob.hotThreadInterval);
    }

    // Test namespace setter
    @Test
    public void test_namespace() {

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN" 
	"http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
	<component name="urlQueueService"
		class="org.codelibs.fess.crawler.service.FessUrlQueueService">
		<arg>crawlerConfig</arg>
	</component>

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN" 
	"http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
	<component name="crawlerConfig" class="org.codelibs.fess.crawler.util.FessCrawlerConfig">
		<property name="queueIndex">"fess_crawler.queue"</property>
		<property name="queueShards">5</property>
		<property name="queueReplicas">1</property>

     * Processes collection definitions and tracks the element hierarchy.
     *
     * @param uri the namespace URI, or empty string if none
     * @param localName the local name without prefix, or empty string if namespace processing is not performed
     * @param qName the qualified name with prefix, or empty string if qualified names are not available

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
	<include path="crawler/container.xml" />
	<include path="crawler/transformer.xml" />

	<component name="ruleManager" class="org.codelibs.fess.crawler.rule.impl.RuleManagerImpl" instance="prototype">
		<postConstruct name="addRule">
			<arg>sitemapsRule</arg>
		</postConstruct>

e.WHOLE_DOCUMENT||!1,Be=e.RETURN_DOM||!1,Ge=e.RETURN_DOM_FRAGMENT||!1,We=e.RETURN_TRUSTED_TYPE||!1,He=e.FORCE_BODY||!1,Ye=!1!==e.SANITIZE_DOM,je=e.SANITIZE_NAMED_PROPS||!1,Xe=!1!==e.KEEP_CONTENT,qe=e.IN_PLACE||!1,Se=e.ALLOWED_URI_REGEXP||X,rt=e.NAMESPACE||ot,ct=e.MATHML_TEXT_INTEGRATION_POINTS||ct,st=e.HTML_INTEGRATION_POINTS||st,Ce=e.CUSTOM_ELEMENT_HANDLING||{},e.CUSTOM_ELEMENT_HANDLING&&gt(e.CUSTOM_ELEMENT_HANDLING.tagNameCheck)&&(Ce.tagNameCheck=e.CUSTOM_ELEMENT_HANDLING.tagNameCheck),e.CUSTO...