/**
* This file is part of Jahia, next-generation open source CMS:
* Jahia's next-generation, open source CMS stems from a widely acknowledged vision
* of enterprise application convergence - web, search, document, social and portal -
* unified by the simplicity of web content management.
*
* For more information, please visit http://www.jahia.com.
*
* Copyright (C) 2002-2011 Jahia Solutions Group SA. All rights reserved.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* As a special exception to the terms and conditions of version 2.0 of
* the GPL (or any later version), you may redistribute this Program in connection
* with Free/Libre and Open Source Software ("FLOSS") applications as described
* in Jahia's FLOSS exception. You should have received a copy of the text
* describing the FLOSS exception, and it is also available here:
* http://www.jahia.com/license
*
* Commercial and Supported Versions of the program (dual licensing):
* alternatively, commercial and supported versions of the program may be used
* in accordance with the terms and conditions contained in a separate
* written agreement between you and Jahia Solutions Group SA.
*
* If you are unsure which license is appropriate for your use,
* please contact the sales department at sales@jahia.com.
*/
package org.jahia.services.render.filter.cache;
import org.jahia.services.SpringContextSingleton;
import org.jahia.services.content.DefaultEventListener;
import org.jahia.services.render.RenderService;
import org.slf4j.Logger;
import javax.jcr.RepositoryException;
import javax.jcr.observation.Event;
import javax.jcr.observation.EventIterator;
/**
* Output cache invalidation listener.
*
* @author : rincevent
* @since JAHIA 6.5
* Created : 12 janv. 2010
*/
public class RenderServiceTemplateCacheEventListener extends DefaultEventListener {
private transient static Logger logger = org.slf4j.LoggerFactory.getLogger(
RenderServiceTemplateCacheEventListener.class);
private RenderService renderService;
private CacheKeyGenerator cacheKeyGenerator;
@Override
public int getEventTypes() {
return Event.NODE_ADDED + Event.PROPERTY_ADDED + Event.PROPERTY_CHANGED + Event.PROPERTY_REMOVED +
Event.NODE_MOVED + Event.NODE_REMOVED;
}
/**
* This method is called when a bundle of events is dispatched.
*
* @param events The event set received.
*/
public void onEvent(EventIterator events) {
while (events.hasNext()) {
Event event = (Event) events.next();
try {
String path = event.getPath();
if (!path.startsWith("/jcr:system")) {
boolean flushRoles = false;
final int type = event.getType();
if (renderService == null) {
renderService = (RenderService) SpringContextSingleton.getBean("RenderService");
}
if (renderService != null) {
if (path.contains("/templates") || path.startsWith("/templateSets")) {
renderService.flushCache();
}
if (path.contains("j:templateNode")) {
renderService.flushCache();
}
if (path.endsWith("j:roles")) {
flushRoles = true;
}
if (path.contains("j:acl") || path.contains("jnt:group") || flushRoles ||
type == Event.NODE_MOVED) {
// Flushing cache of acl key for users as a group or an acl has been updated
if (cacheKeyGenerator instanceof DefaultCacheKeyGenerator) {
DefaultCacheKeyGenerator generator = (DefaultCacheKeyGenerator) cacheKeyGenerator;
generator.flushUsersGroupsKey();
}
}
}
}
} catch (RepositoryException e) {
logger.error(e.getMessage(), e);
}
}
}
public void setCacheKeyGenerator(CacheKeyGenerator cacheKeyGenerator) {
this.cacheKeyGenerator = cacheKeyGenerator;
}
public void setRenderService(RenderService renderService) {
this.renderService = renderService;
}
}