Returns the value of the attribute of the given element : DOM Attribute « XML « Java Tutorial






/**
 * EasyBeans
 * Copyright (C) 2006 Bull S.A.S.
 * Contact: easybeans@ow2.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *
 * --------------------------------------------------------------------------
 * $Id: XMLUtils.java 2049 2007-11-20 14:32:56Z benoitf $
 * --------------------------------------------------------------------------
 */


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

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

/**
 * Class with some useful methods on XML document.
 */
public final class XMLUtils {

    /**
     * Utility class, no constructor.
     */
    private XMLUtils() {
    }

    /**
     * Returns the value of the attribute of the given element.
     * @param base the element from where to search.
     * @param name of the attribute to get.
     * @return the value of this element.
     */
    public static String getAttributeValue(final Element base, final String name) {

        // get attribute of this element...
        NamedNodeMap mapAttributes = base.getAttributes();
        Node node = mapAttributes.getNamedItem(name);
        if (node != null) {
            return node.getNodeValue();
        }
        return null;
    }


}








33.5.DOM Attribute
33.5.1.Set Attribute
33.5.2.Get Attribute
33.5.3.Get an Attribute from an Element. Returns an empty String if none found
33.5.4.Has Attribute
33.5.5.Output XML element Attributes
33.5.6.Find Element Or Create And Attribute
33.5.7.Find Element Or Create And Set Attribute
33.5.8.Returns the value of the attribute of the given element
33.5.9.Set an Attribute in an Element
33.5.10.Return a list of named Elements with a specific attribute value.
33.5.11.Encode Xml Attribute
33.5.12.Copy the attribues on one element to the other
33.5.13.An encoder for converting text to be used within XML attribute values
33.5.14.remove Attribute
33.5.15.return the right attribute node
33.5.16.return the value of the attribute of the given element with the given name
33.5.17.get all the attributes for an Element