Simple XML parsing

/**
* Author: Sajmon
*/

DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
Document doc = builder.parse(xmlfile);

NodeList books = doc.getElementsByTagName("book");
for (int i = 0; i < books.getLength(); i++) {
   Element e = (Element) books.item(i);
   String isbn = getNodeValue(e, "isbn");
}

private String getNodeValue(Element e, String name) {
   NodeList nodes = e.getElementsByTagName(name);
   return getElementValue(nodes.item(0));
}

private String getElementValue(Node node) {
   if (node.getFirstChild().getNodeType() == Node.TEXT_NODE) {
      return node.getFirstChild().getNodeValue();
   }
   return "";
}