Java XML QName concatAttributes(List startElements, QName attrName)

Description

Concatenates the value of the attribute named attrName for all elements in startElements.

License

Open Source License

Parameter

Parameter	Description
startElements	a parameter
attrName	the name of the attribute whoose values to concatenate.

Return

the value of the attribute named attrName for all elements in startElements.

Declaration

public static String concatAttributes(List<StartElement> startElements,
        QName attrName) 

Method Source Code

//package com.java2s;
/*/* w w  w .j  ava 2  s . c o  m*/
 * Daisy Pipeline (C) 2005-2008 Daisy Consortium
 * 
 * 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 (at your option)
 * 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
 */

import java.util.Iterator;
import java.util.List;

import javax.xml.namespace.QName;
import javax.xml.stream.events.Attribute;
import javax.xml.stream.events.StartElement;

public class Main {
    /**
     * Concatenates the value of the attribute named <code>attrName</code>
     * for all elements in <code>startElements</code>.
     * @param startElements
     * @param attrName the name of the attribute whoose values to 
     * concatenate.
     * @return the value of the attribute named <code>attrName</code>
     * for all elements in <code>startElements</code>.
     */
    public static String concatAttributes(List<StartElement> startElements,
            QName attrName) {
        String announcements = "";
        for (int i = 0; i < startElements.size(); i++) {
            StartElement se = startElements.get(i);
            //         jpritchett@rfbd.org:  For some reason, the following doesn't work all the time.
            //         Attribute at = se.getAttributeByName(attrName);
            //         if (at != null) {
            //         announcements += at.getValue() + " ";
            //         }
            //         Replaced with the following do-it-yourself iteration, 14 Aug 2006
            for (Iterator<?> atIt = se.getAttributes(); atIt.hasNext();) {
                Attribute at = (Attribute) atIt.next();
                if (attrName.equals(at.getName())) {
                    announcements += at.getValue() + " ";
                    break;
                }
            }
        }

        return announcements;
    }
}

Related

1. addNamespace(Element element, QName qName)
2. addTypeQname(QName elemntNameSpace, List