import javax.xml.xpath.XPathNodes;

import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.w3c.dom.Node;

/**
 * The XPathAPI class provides methods to evaluate XPath expressions and select nodes or node lists from an XML document.
 * It uses the javax.xml.xpath.XPath and javax.xml.xpath.XPathFactory classes to create and evaluate XPath expressions.
 *
 * <p>Example usage:</p>
 * <pre>
 * {@code

d}return f},d.find.CLASS=c.getElementsByClassName&&function(a,b){return typeof b.getElementsByClassName!==C&&p?b.getElementsByClassName(a):void 0},r=[],q=[],(c.qsa=$.test(e.querySelectorAll))&&(ib(function(a){a.innerHTML="<select msallowclip=''><option selected=''></option></select>",a.querySelectorAll("[msallowclip^='']").length&&q.push("[*^$]="+M+"*(?:''|\"\")"),a.querySelectorAll("[selected]").length||q.push("\\["+M+"*(?:value|"+L+")"),a.querySelectorAll(":checked").length||q.push(":checked")}),ib(function(a){var...

     *
     * Also, please note that assigning a high priority to all of the URLs on
     * your site is not likely to help you. Since the priority is relative, it
     * is only used to select between URLs on your site.
     */
    private String priority;

    /**
     * Returns the location URL of this sitemap entry.
     * @return the location URL
     */
    @Override

     */
    protected Map<String, String> featureMap = new HashMap<>();

    /** Map of properties for the DOM parser. */
    protected Map<String, String> propertyMap = new HashMap<>();

    /** XPath expression to select target nodes for text extraction. */
    protected String targetNodePath = "//HTML/BODY | //@alt | //@title";

    /** Cache for XPathAPI instances to improve performance. */

     * Extracts URLs from HTML tag attributes using XPath.
     *
     * @param url the base URL for resolving relative URLs
     * @param document the document to extract URLs from
     * @param xpath the XPath expression to select elements
     * @param attr the attribute name to extract URLs from
     * @param encoding the character encoding to use
     * @return a list of extracted URLs
     */