/*
* $Header: /home/cvs/jakarta-slide/src/webdav/server/org/apache/slide/webdav/method/EventMethod.java,v 1.4 2004/08/05 14:43:29 dflorey Exp $
* $Revision: 1.4 $
* $Date: 2004/08/05 14:43:29 $
*
* ====================================================================
*
* Copyright 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.
*
*/
package org.apache.slide.webdav.method;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.slide.common.NamespaceAccessToken;
import org.apache.slide.event.EventDispatcher;
import org.apache.slide.event.GenericEvent;
import org.apache.slide.event.VetoException;
import org.apache.slide.webdav.WebdavException;
import org.apache.slide.webdav.WebdavServletConfig;
import org.apache.slide.webdav.util.NotificationConstants;
import org.apache.slide.webdav.util.WebdavStatus;
import org.jdom.Element;
/**
* Unsubscribe Method.
*
*/
public class EventMethod extends AbstractWebdavMethod implements NotificationConstants {
protected static final String LOG_CHANNEL = EventMethod.class.getName();
private List eventsToFire = new ArrayList();
private List vetoableEventsToFire = new ArrayList();
/**
* Constructor.
*
* @param token the token for accessing the namespace
* @param config configuration of the WebDAV servlet
*/
public EventMethod(NamespaceAccessToken token,
WebdavServletConfig config) {
super(token, config);
}
protected void parseRequest() throws WebdavException {
try {
List events = parseRequestContent(E_FIRE_EVENTS).getChildren();
for ( Iterator i = events.iterator(); i.hasNext(); ) {
Element event = (Element)i.next();
// get information
List informations = event.getChildren();
String[][] eventInformation = new String[informations.size()][2];
int counter = 0;
for ( Iterator j = informations.iterator(); j.hasNext(); ) {
Element information = (Element)j.next();
eventInformation[counter][0] = information.getAttributeValue(A_INFORMATION_KEY);
eventInformation[counter][1] = information.getText();
counter++;
}
if ( event.getName().equals(E_EVENT) ) {
eventsToFire.add(new GenericEvent(this, eventInformation));
} else if ( event.getName().equals(E_VETOABLE_EVENT) ) {
vetoableEventsToFire.add(new GenericEvent(this, eventInformation));
}
}
} catch (Exception e) {
int statusCode = getErrorCode( (Exception)e );
sendError( statusCode, e );
throw new WebdavException( statusCode );
}
}
protected void executeRequest() throws WebdavException {
try {
// FIXME: Generate multi status output to give detailed information about every fired event
if ( GenericEvent.EVENT_FIRED.isEnabled() ) {
for ( Iterator i = eventsToFire.iterator(); i.hasNext(); ) {
GenericEvent event = (GenericEvent)i.next();
EventDispatcher.getInstance().fireEvent(GenericEvent.EVENT_FIRED, event);
}
}
if ( GenericEvent.VETOABLE_EVENT_FIRED.isEnabled() ) {
for ( Iterator i = vetoableEventsToFire.iterator(); i.hasNext(); ) {
GenericEvent event = (GenericEvent)i.next();
try {
EventDispatcher.getInstance().fireVetoableEvent(GenericEvent.VETOABLE_EVENT_FIRED, event);
} catch ( VetoException exception ) {
// add to multiresponse
}
}
}
resp.setStatus(WebdavStatus.SC_OK);
} catch (Exception e) {
int statusCode = getErrorCode( (Exception)e );
sendError( statusCode, e );
throw new WebdavException( statusCode );
}
}
}