Java XML Attribute Get getAttributeValue(Element e, String name)

Description

Get an attribute value

License

Open Source License

Parameter

Parameter	Description
e	a parameter
name	a parameter

Declaration

static public String getAttributeValue(Element e, String name) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2006 Vladimir Silva and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors://from  www .j ava  2 s.c  o m
 *     Vladimir Silva - initial API and implementation
 *******************************************************************************/

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

public class Main {
    /**
     * Get an attribute value
     * @param e
     * @param name
     * @return
     */
    static public String getAttributeValue(Element e, String name) {
        Node n = e.getAttributes().getNamedItem(name);
        return (n != null) ? n.getNodeValue() : null;

    }

    /**
     * Extract the value of a XML element  
     * @param e Document element
     * @param name
     * @return
     */
    static public String getNodeValue(Element e, String name) {
        NodeList nl = e.getElementsByTagName(name);

        try {
            return (nl != null && nl.getLength() > 0) ? nl.item(0).getFirstChild().getNodeValue().trim() : null;

        } catch (NullPointerException ex) {
            return null;
        }
    }
}

Related

1. getAttributeText(final Node node, final String name)
2. getAttributeTextContent(Node node, String attiribute_name)
3. getAttributeUri(Element leaf, Element parent, String defaultBaseUri)
4. getAttributeValue(@Nonnull final Element aElement, @Nonnull final String sAttrName)
5. getAttributeValue(Element e, String key)
6. getAttributeValue(Element el, String attributeName)
7. getAttributeValue(Element el, String attributeName)
8. getAttributeValue(Element el, String attrName)
9. getAttributeValue(Element ele, String attrName)