/*
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2004-2008], Hyperic, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*/
package org.hyperic.hq.bizapp.server.session;
import java.util.List;
import org.hyperic.hq.auth.shared.SessionManager;
import org.hyperic.hq.auth.shared.SessionNotFoundException;
import org.hyperic.hq.auth.shared.SessionTimeoutException;
import org.hyperic.hq.bizapp.shared.SchedulerBoss;
import org.quartz.JobDetail;
import org.quartz.JobExecutionContext;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.utils.Key;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
/**
* The BizApp's interface to the Scheduler Subsystem.
*
*/
@Service
@Transactional
public class SchedulerBossImpl implements SchedulerBoss {
private SessionManager sessionManager;
private Scheduler scheduler;
@Autowired
public SchedulerBossImpl(SessionManager sessionManager, Scheduler scheduler) {
this.sessionManager = sessionManager;
this.scheduler = scheduler;
}
// -------------------------------------------------------------------------
// -- interface methods
// -------------------------------------------------------------------------
/**
* Get a list of all job groups in the scheduler.
*
*
*/
@Transactional(readOnly=true)
public String[] getJobGroupNames(int sessionID) throws SessionNotFoundException, SessionTimeoutException,
SchedulerException {
sessionManager.authenticate(sessionID);
return scheduler.getJobGroupNames();
}
/**
* Get a list of all trigger groups in the scheduler.
*
*
*/
@Transactional(readOnly=true)
public String[] getTriggerGroupNames(int sessionID) throws SessionNotFoundException, SessionTimeoutException,
SchedulerException {
sessionManager.authenticate(sessionID);
return scheduler.getTriggerGroupNames();
}
/**
* Get a list of all jobs in a given group.
*
* @param jobGroup the group whose jobs should be listed
*
*
*/
@Transactional(readOnly=true)
public String[] getJobNames(int sessionID, String jobGroup) throws SessionNotFoundException,
SessionTimeoutException, SchedulerException {
sessionManager.authenticate(sessionID);
return scheduler.getJobNames(jobGroup);
}
/**
* Get a list of all triggers in a given group.
*
* @param triggerGroup the group whose triggers should be listed
*
*
*/
@Transactional(readOnly=true)
public String[] getTriggerNames(int sessionID, String triggerGroup) throws SessionNotFoundException,
SessionTimeoutException, SchedulerException {
sessionManager.authenticate(sessionID);
return scheduler.getTriggerNames(triggerGroup);
}
/**
* Get a list of all currently-executing jobs.
*
*
*/
@Transactional(readOnly=true)
@SuppressWarnings("unchecked")
public Key[] getCurrentlyExecutingJobs(int sessionID) throws SessionNotFoundException, SessionTimeoutException,
SchedulerException {
sessionManager.authenticate(sessionID);
List<JobExecutionContext> execJobs = scheduler.getCurrentlyExecutingJobs();
Key[] jobKeys = new Key[execJobs.size()];
for (int i = 0; i < jobKeys.length; ++i) {
JobExecutionContext jec = execJobs.get(i);
JobDetail jd = jec.getJobDetail();
jobKeys[i] = new Key(jd.getName(), jd.getGroup());
}
return jobKeys;
}
/**
* Remove a previously-scheduled job and all of its associated triggers.
*
* @param jobName the name of the job to be removed
* @param groupName the name of the group
* @return true if a job was removed, false otherwise
*
*
*/
public boolean deleteJob(int sessionID, String jobName, String groupName) throws SessionNotFoundException,
SessionTimeoutException, SchedulerException {
sessionManager.authenticate(sessionID);
return scheduler.deleteJob(jobName, groupName);
}
/**
* Remove the given schedule from the scheduler.
*
* @param scheduleName the name of the schedule to delete
* @param groupName the name of the group
* @return true if a schedule was deleted, false otherwise
*
*
*/
public boolean deleteSchedule(int sessionID, String scheduleName, String groupName)
throws SessionNotFoundException, SessionTimeoutException, SchedulerException {
sessionManager.authenticate(sessionID);
return scheduler.unscheduleJob(scheduleName, groupName);
}
/**
* Remove the given group of schedules from the scheduler.
*
* @param groupName the name of the group
* @return number of schedules deleted
*
*
*/
public int deleteScheduleGroup(int sessionID, String groupName) throws SessionNotFoundException,
SessionTimeoutException, SchedulerException {
sessionManager.authenticate(sessionID);
String[] triggersInGroup = scheduler.getTriggerNames(groupName);
int numDeleted = 0;
for (int i = 0; i < triggersInGroup.length; ++i) {
if (scheduler.unscheduleJob(triggersInGroup[i], groupName)) {
++numDeleted;
}
}
return numDeleted;
}
/**
* Remove the given group of jobs from the scheduler.
*
* @param groupName the name of the group
* @return number of jobs deleted
*
*
*/
public int deleteJobGroup(int sessionID, String groupName) throws SessionNotFoundException,
SessionTimeoutException, SchedulerException {
sessionManager.authenticate(sessionID);
String[] jobsInGroup = scheduler.getJobNames(groupName);
int numDeleted = 0;
for (int i = 0; i < jobsInGroup.length; ++i) {
if (scheduler.deleteJob(jobsInGroup[i], groupName)) {
++numDeleted;
}
}
return numDeleted;
}
}