| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * 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.apache.openejb.core.timer; |
| |
| import java.io.Serializable; |
| import java.util.Date; |
| |
| import javax.ejb.EJBContext; |
| import javax.ejb.EJBException; |
| import javax.ejb.NoMoreTimeoutsException; |
| import javax.ejb.NoSuchObjectLocalException; |
| import javax.ejb.ScheduleExpression; |
| import javax.ejb.Timer; |
| import javax.ejb.TimerHandle; |
| |
| import org.apache.openejb.BeanContext; |
| import org.apache.openejb.core.BaseContext; |
| import org.apache.openejb.core.ThreadContext; |
| |
| public class TimerImpl implements Timer, Serializable { |
| private final TimerData timerData; |
| |
| public TimerImpl(TimerData timerData) { |
| this.timerData = timerData; |
| } |
| |
| public void cancel() throws IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| timerData.cancel(); |
| } |
| |
| public long getTimeRemaining() throws IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| Date nextTimeout = timerData.getNextTimeout(); |
| if (nextTimeout == null) throw new NoMoreTimeoutsException("The timer has no future timeouts"); |
| return timerData.getTimeRemaining(); |
| } |
| |
| public Date getNextTimeout() throws IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| |
| Date nextTimeout = timerData.getNextTimeout(); |
| if (nextTimeout == null) throw new NoMoreTimeoutsException("The timer has no future timeouts"); |
| return timerData.getNextTimeout(); |
| } |
| |
| public Serializable getInfo() throws IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| return (Serializable) timerData.getInfo(); |
| } |
| |
| public TimerHandle getHandle() throws IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| if(!timerData.isPersistent()){ |
| throw new IllegalStateException("can't getHandle for a non-persistent timer"); |
| } |
| return new TimerHandleImpl(timerData.getId(), timerData.getDeploymentId()); |
| } |
| |
| public ScheduleExpression getSchedule() throws EJBException, IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| if (timerData.getType() == TimerType.Calendar) { |
| return ((CalendarTimerData) timerData).getSchedule(); |
| } |
| throw new IllegalStateException("The target timer is not a calendar-based type "); |
| } |
| |
| public boolean isPersistent() throws EJBException, IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| return timerData.isPersistent(); |
| } |
| |
| public boolean isCalendarTimer() throws EJBException, IllegalStateException, NoSuchObjectLocalException { |
| checkState(); |
| return timerData.getType() == TimerType.Calendar; |
| } |
| |
| /** |
| * Insure that timer methods can be invoked for the current operation on this Context. |
| */ |
| private void checkState() throws IllegalStateException, NoSuchObjectLocalException { |
| final BeanContext beanContext = ThreadContext.getThreadContext().getBeanContext(); |
| final BaseContext context = (BaseContext) beanContext.get(EJBContext.class); |
| context.check(BaseContext.Call.timerMethod); |
| |
| if (timerData.isCancelled()) { |
| throw new NoSuchObjectLocalException("Timer has been cancelled"); |
| } |
| |
| if (timerData.isExpired()){ |
| throw new NoSuchObjectLocalException("The timer has expired"); |
| } |
| } |
| |
| } |