Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 Copyright 1996-2008 Ariba, Inc.
    
 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.
    
 $Id: //ariba/platform/ui/widgets/ariba/ui/widgets/XMLUtil.java#4 $
 */

import org.w3c.dom.Element;

import org.w3c.dom.Attr;

public class Main {
    private static final String EmptyString = "";

    /**
    Assume ELEMENT had attribute ATTRNAME, get its value and
    return it as a string.  If there is no attribute return the default.
     */
    public static String stringAttribute(Element element, String attrName, String theDefault) {
        String attr = element.getAttribute(attrName);

        if (attr.equals(EmptyString)) {
            /* empty string maybe a valid option */
            Attr attrNode = element.getAttributeNode(attrName);
            if (attrNode != null) {
                return EmptyString;
            }

            return theDefault;
        } else {
            return attr;
        }
    }
}