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import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpression;
import javax.xml.xpath.XPathFactory;

import org.w3c.dom.Document;
import org.w3c.dom.NodeList;

public class XmlParser {

    public static void main(String[] args) {
        String xmlFilePath = "path/to/your/file.xml";

        try {
            // XML Parsing using DocumentBuilderFactory
            DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
            docBuilderFactory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
            Document document = docBuilderFactory.newDocumentBuilder().parse(xmlFilePath);

            // Create an XPath expression to select all 'vorname' elements
            XPathFactory xPathFactory = XPathFactory.newInstance();
            XPath xpath = xPathFactory.newXPath();
            XPathExpression expression = xpath.compile("//vorname");

            // Evaluate the XPath expression against the document
            NodeList nodeList = (NodeList) expression.evaluate(document, XPathConstants.NODESET);

            // Output all 'vorname' values
            System.out.println("All 'vorname' values:");
            for (int i = 0; i < nodeList.getLength(); i++) {
                System.out.println(nodeList.item(i).getTextContent());
            }

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}