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

Description

Helper to get an attribute if it exists or return null.

License

Apache License

Parameter

Parameter	Description
name	The name of the attribute

Return

The value or null if it does not exist

Declaration

public static String getAttribute(Element e, String name) 

Method Source Code

//package com.java2s;
/*/*from   ww  w.  j  a v a 2s .co m*/
 * Copyright 2009 Thomas Spencer
 * 
 * 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.Element;

public class Main {
    /**
     * Helper to get an attribute if it exists or return null.
     * (Normal getAttribute returns an empty string if the
     * attr does not exist).
     * 
     * @param name The name of the attribute
     * @return The value or null if it does not exist
     */
    public static String getAttribute(Element e, String name) {
        if (e.hasAttribute(name))
            return e.getAttribute(name);
        return null;
    }
}

Related

1. getAttribute(Element aElement, String aAttr, String aDefault)
2. getAttribute(Element e, String attName)
3. getAttribute(Element e, String attribute)
4. getAttribute(Element e, String attrName, String def)
5. getAttribute(Element e, String name)
6. getAttribute(Element e, String name)
7. getAttribute(Element e, String name)
8. getAttribute(Element el, String attrName)
9. getAttribute(Element el, String attrName)