/*
* Copyright (c) JForum Team
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* 1) Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* 2) Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* 3) Neither the name of "Rafael Steil" nor
* the names of its contributors may be used to endorse
* or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
*
* Class created on Jul 15, 2005
* The JForum Project
* http://www.jforum.net
*/
package net.jforum.summary;
import java.io.IOException;
import java.text.ParseException;
import net.jforum.util.preferences.ConfigKeys;
import net.jforum.util.preferences.SystemGlobals;
import org.apache.log4j.Logger;
import org.quartz.CronTrigger;
import org.quartz.JobDetail;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.Trigger;
import org.quartz.impl.StdSchedulerFactory;
/**
* Schedule the summaries to be sent to the users.
*
* @see net.jforum.summary.SummaryJob
*
* @author Franklin S. Dattein (<a href="mailto:franklin@portaljava.com">franklin@portaljava.com</a>)
* @version $Id: SummaryScheduler.java,v 1.6 2006/10/10 00:40:53 rafaelsteil Exp $
*/
public class SummaryScheduler
{
private static Scheduler scheduler;
private static Logger logger = Logger.getLogger(SummaryScheduler.class);
private static boolean isStarted;
/**
* Starts the summary Job. Conditions to start: Is not started yet and is enabled on the file
* SystemGlobasl.properties. The to enable it is "summary.enabled"
* (ConfigKeys.SUMMARY_IS_ENABLED).
*
* @throws SchedulerException
* @throws IOException
*/
public static void startJob() throws SchedulerException
{
boolean isEnabled = SystemGlobals.getBoolValue(ConfigKeys.SUMMARY_IS_ENABLED);
if (!isStarted && isEnabled) {
String filename = SystemGlobals.getValue(ConfigKeys.QUARTZ_CONFIG);
String cronExpression = SystemGlobals.getValue("org.quartz.context.summary.cron.expression");
scheduler = new StdSchedulerFactory(filename).getScheduler();
Trigger trigger = null;
try {
trigger = new CronTrigger(SummaryJob.class.getName(), "summaryJob", cronExpression);
logger.info("Starting quartz summary expression " + cronExpression);
scheduler.scheduleJob(new JobDetail(SummaryJob.class.getName(), "summaryJob", SummaryJob.class),
trigger);
scheduler.start();
}
catch (ParseException e) {
e.printStackTrace();
}
}
isStarted = true;
}
}