protected Pattern xmlTagPattern = Pattern.compile("<[^>]+>");

    @Override
    protected Pattern getEncodingPattern() {
        return xmlEncodingPattern;
    }

    @Override
    protected Pattern getTagPattern() {
        return xmlTagPattern;
    }

    public Pattern getXmlEncodingPattern() {

    protected String encoding = Constants.UTF_8;

    protected int preloadSizeForCharset = 2048;

    protected boolean ignoreCommentTag = false;

    protected abstract Pattern getEncodingPattern();

    protected abstract Pattern getTagPattern();

    @Override
    public ExtractData getText(final InputStream in, final Map<String, String> params) {
        if (in == null) {

        metadataXpathMap.put(name, xpath);
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * org.codelibs.fess.crawler.extractor.impl.AbstractXmlExtractor#getEncodingPattern()
     */
    @Override
    protected Pattern getEncodingPattern() {
        return metaCharsetPattern;
    }

    /*
     * (non-Javadoc)
     *

        return parser;
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * org.codelibs.fess.crawler.extractor.impl.AbstractXmlExtractor#getEncodingPattern()
     */
    @Override
    protected Pattern getEncodingPattern() {
        return metaCharsetPattern;
    }

    /*
     * (non-Javadoc)
     *