get Node Value from XML Node - Java XML

Java examples for XML:DOM Node Value

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Description

get Node Value from XML Node

Demo Code


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 String getNodeValue(Node node) throws XMLHelperException {
        NodeList childNodes = node.getChildNodes();
        if (childNodes.getLength() > 1)
            throw new XMLHelperException(
                    "can't read value - multiple child nodes");
        Node textNode = childNodes.item(0);
        if (textNode.getNodeType() != Node.TEXT_NODE)
            throw new XMLHelperException(
                    "can't read value - child node must be a text node");
        return textNode.getNodeValue().trim();
    }// w ww .j  av  a2 s  .co m
}

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