es.rickyepoderi.wbxml.stream.events.WbXmlAttributeEvent Maven / Gradle / Ivy

Go to download
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *    
 * Linking this library statically or dynamically with other modules 
 * is making a combined work based on this library. Thus, the terms and
 * conditions of the GNU General Public License cover the whole
 * combination.
 *    
 * As a special exception, the copyright holders of this library give 
 * you permission to link this library with independent modules to 
 * produce an executable, regardless of the license terms of these 
 * independent modules, and to copy and distribute the resulting 
 * executable under terms of your choice, provided that you also meet, 
 * for each linked independent module, the terms and conditions of the 
 * license of that module.  An independent module is a module which 
 * is not derived from or based on this library.  If you modify this 
 * library, you may extend this exception to your version of the 
 * library, but you are not obligated to do so.  If you do not wish 
 * to do so, delete this exception statement from your version.
 *
 * Project: github.com/rickyepoderi/wbxml-stream
 * 
 */
package es.rickyepoderi.wbxml.stream.events;

import es.rickyepoderi.wbxml.document.WbXmlAttribute;
import es.rickyepoderi.wbxml.stream.WbXmlStreamReader;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.events.Attribute;

/**
 * Implementation of the Attribute event in the wbxml-stream library.
 * 
 * @author ricky
 */
class WbXmlAttributeEvent extends WbXmlEvent implements Attribute {

    WbXmlAttribute attr = null;
    
    /**
     * Constructor for the StartElement event.
     * @param attr The attribute of the StartElement.
     * @param stream The stream for the location.
     */
    public WbXmlAttributeEvent(WbXmlAttribute attr, WbXmlStreamReader stream) {
        super(stream, XMLStreamConstants.ATTRIBUTE);
        if (stream.getEventType() != XMLStreamConstants.START_ELEMENT) {
            throw new IllegalStateException("Not at START_ELEMENT position!");
        }
        this.attr = attr;
    }
    
    /**
     * Returns the QName for this attribute
     * @return The QName for the attribute
     */
    @Override
    public QName getName() {
        QName name;
        if (attr.isPrefixed()) {
            String namespaceUri = this.getDefinition().getNamespaceURIWithLinked(attr.getNamePrefix());
            name = new QName(namespaceUri, attr.getNameWithoutPrefix(), attr.getNamePrefix());
        } else {
            name = new QName(attr.getName());
        }
        return name;
    }

    /**
     * Gets the normalized value of this attribute
     * @return The value of the attribute
     */
    @Override
    public String getValue() {
        return attr.getValue();
    }

    /**
     * Gets the type of this attribute, default is the String "CDATA".
     * This implementation always return CDATA.
     * @return the type as a String, default is "CDATA"
     */
    @Override
    public String getDTDType() {
        return "CDATA";
    }

    /**
     * A flag indicating whether this attribute was actually specified in the 
     * start-tag of its element, or was defaulted from the schema. 
     * It always return true;
     * @return 
     */
    @Override
    public boolean isSpecified() {
        return true;
    }
    
}