Java XML Child Get by Name getChildElement(Element parent, String tagName)

Description

get Child Element

License

Apache License

Declaration

public static Element getChildElement(Element parent, String tagName) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.util.ArrayList;
import java.util.List;

import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class Main {
    public static Element getChildElement(Element parent, String tagName) {
        List<Element> children = getChildElements(parent, tagName);
        if (children.isEmpty()) {
            return null;
        }//from   w  w w.j  av  a2s  .c om
        return (Element) children.get(0);
    }

    public static List<Element> getChildElements(Element parent, String tagName) {
        NodeList nodes = parent.getElementsByTagName(tagName);
        List<Element> elements = new ArrayList();
        for (int i = 0; i < nodes.getLength(); i++) {
            Node node = nodes.item(i);
            if (((node instanceof Element)) && (node.getParentNode() == parent)) {
                elements.add((Element) node);
            }
        }
        return elements;
    }
}

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