How to read XML parent node tag value

Posted by kaibuki on Stack Overflow See other posts from Stack Overflow or by kaibuki
Published on 2010-05-11T07:29:33Z Indexed on 2010/05/11 7:34 UTC
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HI Guys,

I have a java code to read XML nodes, I want to add in the addition and want to read the parent node value also.

my XML file sample is below:

 <breakfast_menu><food id=1><name> Belgian Waffles </name><price> $5.95 </price><description> two of our famous Belgian Waffles with plenty of real maple syrup </description><calories> 650 </calories></food><food id=2><name>Strawberry Belgian waffles</name><price>$7.95</price><description>light Belgian waffles covered with strawberries and whipped cream</description><calories>900</calories></food></breakfast_menu>

and my code for parsing xml is :

public static String getProductItem(String pid, String item) {

    try {
        url = new URL("");
        urlConnection = url.openConnection();
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {

    }

    try {
        dBuilder = dbFactory.newDocumentBuilder();
    } catch (ParserConfigurationException e) {
    }
    try {
        doc = dBuilder.parse(urlConnection.getInputStream());
    } catch (SAXException e) {

    } catch (IOException e) {

    }

    doc.getDocumentElement().normalize();

    NodeList nList = doc.getElementsByTagName("food");

    for (int temp = 0; temp < nList.getLength(); temp++) {

        Node nNode = nList.item(temp);

        if (nNode.getNodeType() == Node.ELEMENT_NODE) {

            Element eElement = (Element) nNode;



                data = getTagValue(item, eElement);



        }
    }

    doc = null;
    dBuilder = null;

    return data;

}


private static String getTagValue(String sTag, Element eElement) {
    NodeList nlList = eElement.getElementsByTagName(sTag).item(0)
    .getChildNodes();
    Node nValue = (Node) nlList.item(0);

    return nValue.getNodeValue();
}

What I want to do is to read the "id" value of food, so if if I am searching for a food, it only checks those food nodes, whose id matched the food node id.

thanks in advance.

cheers..

kai

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