/**
* Vosao CMS. Simple CMS for Google App Engine.
*
* Copyright (C) 2009-2010 Vosao development team.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* email: vosao.dev@gmail.com
*/
package org.vosao.business.impl.mq.subscriber;
import org.vosao.business.impl.mq.AbstractSubscriber;
import org.vosao.business.mq.Message;
import org.vosao.business.mq.message.IndexMessage;
import org.vosao.common.RequestTimeoutException;
import org.vosao.common.VosaoContext;
import org.vosao.entity.PageEntity;
import org.vosao.entity.helper.UserHelper;
/**
* Reindex pages.
*
* @author Alexander Oleynik
*
*/
public class Reindex extends AbstractSubscriber {
private int currentNumber = 0;
private int count = 0;
private IndexMessage msg;
public void onMessage(Message message) {
try {
VosaoContext.getInstance().setUser(UserHelper.ADMIN);
msg = (IndexMessage)message;
reindexPage(getDao().getPageDao().getByUrl("/"));
getBusiness().getSearchEngine().saveIndex();
logger.info("Reindex finished. Reindexed " + count + " pages.");
}
catch (RequestTimeoutException e) {
getBusiness().getSearchEngine().saveIndex();
getBusiness().getMessageQueue().publish(new IndexMessage(
currentNumber));
logger.info("Reindexed " + count + " pages");
}
catch(Exception e) {
logger.error(e.getMessage());
e.printStackTrace();
}
}
private void reindexPage(PageEntity page) throws RequestTimeoutException {
currentNumber++;
if (getBusiness().getSystemService().getRequestCPUTimeSeconds() > 20) {
throw new RequestTimeoutException();
}
if (msg.getNumber() <= currentNumber) {
getBusiness().getSearchEngine().updateIndex(page.getId());
count++;
}
for (PageEntity child : getDao().getPageDao().getByParent(
page.getFriendlyURL())) {
reindexPage(child);
}
}
}