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/*
* 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.
*/
#include "Scheduler.h"
#include <activemq/exceptions/ActiveMQException.h>
#include <activemq/threads/SchedulerTimerTask.h>
#include <activemq/util/ServiceStopper.h>
#include <decaf/lang/Pointer.h>
#include <decaf/util/Timer.h>
#include <decaf/lang/Runnable.h>
#include <decaf/lang/exceptions/IllegalArgumentException.h>
#include <decaf/lang/exceptions/IllegalStateException.h>
using namespace activemq;
using namespace activemq::threads;
using namespace activemq::util;
using namespace activemq::exceptions;
using namespace decaf;
using namespace decaf::util;
using namespace decaf::util::concurrent;
using namespace decaf::lang;
using namespace decaf::lang::exceptions;
////////////////////////////////////////////////////////////////////////////////
Scheduler::Scheduler(const std::string& name) : mutex(), name(name), timer(NULL), tasks() {
if (name.empty()) {
throw IllegalArgumentException(__FILE__, __LINE__, "Scheduler name must not be empty.");
}
}
////////////////////////////////////////////////////////////////////////////////
Scheduler::~Scheduler() {
try {
if (this->timer != NULL) {
this->timer->cancel();
}
this->tasks.clear();
delete this->timer;
}
AMQ_CATCHALL_NOTHROW()
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::executePeriodically(Runnable* task, long long period, bool ownsTask) {
if (!isStarted()) {
throw IllegalStateException(__FILE__, __LINE__, "Scheduler is not started.");
}
synchronized(&mutex) {
TimerTask* timerTask = new SchedulerTimerTask(task, ownsTask);
this->timer->scheduleAtFixedRate(timerTask, period, period);
this->tasks.put(task, timerTask);
}
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::schedualPeriodically(Runnable* task, long long period, bool ownsTask) {
if (!isStarted()) {
throw IllegalStateException(__FILE__, __LINE__, "Scheduler is not started.");
}
synchronized(&mutex) {
TimerTask* timerTask = new SchedulerTimerTask(task, ownsTask);
this->timer->schedule(timerTask, period, period);
this->tasks.put(task, timerTask);
}
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::cancel(Runnable* task) {
if (!isStarted()) {
throw IllegalStateException(__FILE__, __LINE__, "Scheduler is not started.");
}
synchronized(&mutex) {
TimerTask* ticket = this->tasks.remove(task);
if (ticket != NULL) {
ticket->cancel();
this->timer->purge();
}
}
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::executeAfterDelay(Runnable* task, long long delay, bool ownsTask) {
if (!isStarted()) {
throw IllegalStateException(__FILE__, __LINE__, "Scheduler is not started.");
}
synchronized(&mutex) {
TimerTask* timerTask = new SchedulerTimerTask(task, ownsTask);
this->timer->schedule(timerTask, delay);
}
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::shutdown() {
if (this->timer != NULL) {
this->timer->cancel();
}
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::doStart() {
synchronized(&mutex) {
this->timer = new Timer(name);
}
}
////////////////////////////////////////////////////////////////////////////////
void Scheduler::doStop(ServiceStopper* stopper AMQCPP_UNUSED) {
synchronized(&mutex) {
if (this->timer != NULL) {
this->timer->cancel();
}
}
}