get Double Property from XML Parent Element - Java XML

Java examples for XML:XML Element Value

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Description

get Double Property from XML Parent Element

Demo Code


//package com.java2s;

import org.w3c.dom.Element;

import org.w3c.dom.NodeList;

public class Main {
    public static final String PROPERTY_NODE = "property";
    public static final String NAME_ATTR = "name";
    public static final String DOUBLE_ATTR = "doublevalue";

    public static double getDoubleProperty(Element properties, String name) {
        return new Double(getPropertyNode(properties, name).getAttributes()
                .getNamedItem(DOUBLE_ATTR).getNodeValue());
    }/*from w  w  w.  j  a va2  s .co  m*/

    public static Element getPropertyNode(Element properties, String name) {
        NodeList nodeList = properties.getElementsByTagName(PROPERTY_NODE);
        for (int i = 0; i < nodeList.getLength(); i++) {
            Element element = (Element) nodeList.item(i);
            if (name.equals(element.getAttributes().getNamedItem(NAME_ATTR)
                    .getNodeValue())) {
                return element;
            }
        }
        return null;
    }
}

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