Java XML Attribute Get getAttributeNS(Element el, String namespaceURI, String localPart)

Description

Returns the value of an attribute of an element.

License

Apache License

Parameter

Parameter	Description
el	Element whose attrib is looked for
namespaceURI	namespace URI of attribute to look for
localPart	local part of attribute to look for

Return

the attribute value

Declaration

static public String getAttributeNS(Element el, String namespaceURI,
        String localPart) 

Method Source Code

//package com.java2s;
/*/*from w ww. j a  v a2 s .  co m*/
 * Copyright 2001-2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import org.w3c.dom.Attr;

import org.w3c.dom.Element;

public class Main {
    /**
     * Returns the value of an attribute of an element. Returns null
     * if the attribute is not found (whereas Element.getAttributeNS
     * returns "" if an attrib is not found).
     *
     * @param el       Element whose attrib is looked for
     * @param namespaceURI namespace URI of attribute to look for
     * @param localPart local part of attribute to look for
     * @return the attribute value
     */
    static public String getAttributeNS(Element el, String namespaceURI,
            String localPart) {
        String sRet = null;
        Attr attr = el.getAttributeNodeNS(namespaceURI, localPart);

        if (attr != null) {
            sRet = attr.getValue();
        }

        return sRet;
    }
}

Related

1. getAttributeNames(Element element)
2. getAttributeNames(final Element e)
3. getAttributeNode(Node sNode, String attribName)
4. getAttributeNode(Node sNode, String attribName)
5. getAttributeNodeList(Element element, Pattern name)
6. getAttributeNS(Element elem, String namespace, String att)
7. getAttributeNSName(Element e, String attrName)
8. getAttributeNSOrNull(Element e, String name, String nsURI)
9. getAttributeNSOrNull(Element e, String name, String nsURI)