Java XML Attribute Get getAttributeByName(Node content, String attributeName)

Description

Gets an attribute value by name, returning null if not found

License

Open Source License

Declaration

public static String getAttributeByName(Node content, String attributeName) 

Method Source Code

//package com.java2s;
/*/*from   w  w w . j ava  2  s .c o  m*/
 * Keystone Development Framework
 * Copyright (C) 2004-2009 Rick Knowles
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public License
 * Version 2 as published by the Free Software Foundation.
 *
 * This program 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 General Public License Version 2 for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * Version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

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

public class Main {
    /**
     * Gets an attribute value by name, returning null if not found
     */
    public static String getAttributeByName(Node content, String attributeName) {
        if (content != null) {
            NamedNodeMap atts = content.getAttributes();

            if (atts == null) {
                return null;
            }

            Node att = atts.getNamedItem(attributeName);

            if (att != null) {
                return att.getNodeValue();
            }
        }

        return null;
    }
}

Related

1. getAttributeBooleanByName(NamedNodeMap nnm, String name)
2. getAttributeBooleanByName(NamedNodeMap nnm, String name)
3. getAttributeByIndex(final Element element, final int index)
4. getAttributeByLocalName(XMLStreamReader reader, String localName)
5. getAttributeByName(final List elements, final String attributeName)
6. getAttributeByName(Node node, String name, boolean defaultValue)
7. getAttributeByName(Node node, String name, String defaultValue)
8. getAttributeContent(Node item, String attributeName)
9. getAttributeEnum(Node node, String attributeName, Class enumClass)