/*
* JBoss, Home of Professional Open Source
* Copyright 2010, Red Hat Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.test.integration.ejb.timerservice.cancelation;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import javax.annotation.Resource;
import javax.ejb.ConcurrencyManagement;
import javax.ejb.ConcurrencyManagementType;
import javax.ejb.ScheduleExpression;
import javax.ejb.Singleton;
import javax.ejb.Timeout;
import javax.ejb.TimerHandle;
import javax.ejb.TimerService;
/**
* @author Stuart Douglas
*/
@Singleton
@ConcurrencyManagement(ConcurrencyManagementType.BEAN)
public class CalendarTimerServiceBean {
// should to be greater then one second (1000ms)
private static final int TIMER_CALL_QUICK_WAITING_MS = 1200;
private static final CountDownLatch latch = new CountDownLatch(1);
private static volatile boolean timerServiceCalled = false;
boolean first = true;
private final CountDownLatch timerEntry = new CountDownLatch(1);
private final CountDownLatch timerExit = new CountDownLatch(1);
public TimerHandle createTimer() {
ScheduleExpression expression = new ScheduleExpression();
expression.second("*");
expression.minute("*");
expression.hour("*");
expression.dayOfMonth("*");
expression.year("*");
return timerService.createCalendarTimer(expression).getHandle();
}
@Resource
private TimerService timerService;
@Timeout
public void timeout() {
if (first) {
timerEntry.countDown();
try {
timerExit.await();
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
first = false;
} else {
timerServiceCalled = true;
latch.countDown();
}
}
public int getTimerCount() {
return timerService.getTimers().size();
}
public static boolean quickAwaitTimerCall() {
try {
latch.await(TIMER_CALL_QUICK_WAITING_MS, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
return timerServiceCalled;
}
public CountDownLatch getTimerEntry() {
return timerEntry;
}
public CountDownLatch getTimerExit() {
return timerExit;
}
}