/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.jbpm.services.cdi.impl.store;
import java.util.concurrent.TimeUnit;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.annotation.Resource;
import javax.ejb.AccessTimeout;
import javax.ejb.ConcurrencyManagement;
import javax.ejb.ConcurrencyManagementType;
import javax.ejb.Lock;
import javax.ejb.LockType;
import javax.ejb.NoSuchObjectLocalException;
import javax.ejb.ScheduleExpression;
import javax.ejb.Singleton;
import javax.ejb.Startup;
import javax.ejb.Timeout;
import javax.ejb.Timer;
import javax.ejb.TimerConfig;
import javax.ejb.TimerService;
import javax.ejb.TransactionManagement;
import javax.ejb.TransactionManagementType;
import javax.inject.Inject;
import org.jbpm.kie.services.impl.store.DeploymentSynchronizer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Singleton
@Startup
@ConcurrencyManagement(ConcurrencyManagementType.CONTAINER)
@Lock(LockType.WRITE)
@TransactionManagement(TransactionManagementType.BEAN)
@AccessTimeout(value=1, unit=TimeUnit.MINUTES)
public class DeploymentSynchronizerCDInvoker {
private static final Logger logger = LoggerFactory.getLogger(DeploymentSynchronizerCDInvoker.class);
private Timer timer;
@Resource
private TimerService timerService;
@Inject
private DeploymentSynchronizer deploymentSynchronizer;
@PostConstruct
public void configure() {
if (DeploymentSynchronizer.DEPLOY_SYNC_ENABLED) {
ScheduleExpression schedule = new ScheduleExpression();
schedule.hour("*");
schedule.minute("*");
schedule.second("*/" + DeploymentSynchronizer.DEPLOY_SYNC_INTERVAL);
timer = timerService.createCalendarTimer(schedule, new TimerConfig(null, false));
}
}
@PreDestroy
public void shutdown() {
if (timer != null) {
try {
timer.cancel();
} catch (NoSuchObjectLocalException e) {
logger.debug("Timer {} is already canceled or expired", timer);
}
}
}
@Timeout
public void synchronize() {
deploymentSynchronizer.synchronize();
}
}