* @param name the name of the component
     * @param cls the class of the component
     * @return this container instance for method chaining
     */
    public <T> StandardCrawlerContainer prototype(final String name, final Class<T> cls) {
        return prototype(name, cls, null);
    }

    /**
     * Registers a singleton component with the specified name, class, initializer, and destroyer.

	<item sex="male" custid="A12345">
		<name>鈴木太郎</name>
		<access kind="email"></access>
		<access kind="url">http://www.taro.com/</access>
		<image file="taro.png" />
	</item>
	<item sex="male" custid="B23456">
		<name>佐藤二朗</name>
		<access kind="email">******@****.***</access>
		<image file="jiro.png" />
	</item>
	<item sex="female" custid="C34567">
		<name>田中花子</name>
		<access kind="tel">090-xxxx-xxxx</access>

	<include path="crawler/container.xml" />

	<component name="tikaExtractor"
		class="org.codelibs.fess.crawler.extractor.impl.TikaExtractor">
		<property name="maxCompressionRatio">1</property>
		<property name="maxUncompressionSize">10000000</property>
	</component>
	<component name="msWordExtractor"
		class="org.codelibs.fess.crawler.extractor.impl.MsWordExtractor" />
	<component name="msExcelExtractor"

		<property name="retryInterval">500</property>
	</component>

	<component name="fsClient"
		class="org.codelibs.fess.crawler.client.fs.FileSystemClient" instance="prototype">
		<property name="charset">"UTF-8"</property>
	</component>

	<component name="smbClient" class="org.codelibs.fess.crawler.client.smb.SmbClient"
		instance="prototype">
		<property name="charset">"UTF-8"</property>

                + "<doc>\n"//
                + "<field name=\"title\"><list><item>タイトル</item></list></field>\n"//
                + "<field name=\"body\"><list><item>第一章 第一節 ほげほげふがふが LINK 第2章 第2節</item></list></field>\n"//
                + "<field name=\"pcount\">2.0</field>\n"//
                + "<field name=\"true\">true</field>\n"//
                + "<field name=\"false\">false</field>\n"//
                + "</doc>";

		<property name="responseProcessor">
			<component
				class="org.codelibs.fess.crawler.processor.impl.SitemapsResponseProcessor">
			</component>
		</property>
		<postConstruct name="addRule">
			<arg>"url"</arg>
			<arg>".*sitemap.*"</arg>
		</postConstruct>
	</component>

	<component name="fileRule" class="org.codelibs.fess.crawler.rule.impl.RegexRule">

    private final int minimumLength;

    public KuromojiKatakanaStemmerFactory(IndexSettings indexSettings, Environment environment, String name, Settings settings) {
        super(indexSettings, name, settings);
        minimumLength = settings.getAsInt("minimum_length", JapaneseKatakanaStemFilter.DEFAULT_MINIMUM_LENGTH);
    }

    @Override

<address xmlns:hoge="http://www.example.com/hoge">
        <item sex="male" custid="A12345">
                <name>鈴木太郎</name>
                <access kind="email"></access>
                <access kind="url">http://www.taro.com/</access>
                <image file="taro.png" />
        </item>
        <item sex="male" custid="B23456">
                <name>佐藤二朗</name>
                <access kind="email">******@****.***</access>

    "http://dbflute.org/meta/lastadi10.dtd">
<components namespace="fessCrawler">
    <component name="crawler" class="org.codelibs.fess.crawler.Crawler" instance="prototype"/>
    <component name="httpClient" class="org.codelibs.fess.crawler.client.http.HcHttpClient" instance="singleton"/>
    <component name="fileTransformer" class="org.codelibs.fess.crawler.transformer.impl.FileTransformer" instance="singleton"/>
</components>
```

                        for (final String name : metadata.names()) {
                            final String lowerName = name.toLowerCase(Locale.ROOT);
                            if (lowerName.contains("comment") || lowerName.contains("text")) {
                                final String[] values = metadata.getValues(name);
                                if (values != null) {