xpath-jdom2-blog-snippet-2.java

String filename = "customer.xml";
File file = new File(filename);
SAXBuilder jdomBuilder = new SAXBuilder();
Document jdomDocument  = jdomBuilder.build(file);
XPathExpression<Element> expr;
List<Element> elements;
Element element;

XPathFactory xFactory = XPathFactory.instance();

// fetch first and last name
expr = xFactory.compile("/mh/customer/contact/name", Filters.element());
elements = expr.evaluate(jdomDocument);
for (Element elmnt : elements) {
    System.out.println(elmnt.getAttributeValue("part") + " " + elmnt.getValue());
    String name = elmnt.getValue();
    switch(elmnt.getAttributeValue("part")) {
        case "first":
            customer.setFirstName(name);
            break;
        case "last":
            customer.setLastName(name);
    }
}

// fetch email
expr = xFactory.compile("/mh/customer/contact/email", Filters.element());
element = expr.evaluateFirst(jdomDocument);
customer.setEmail(element.getValue());