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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 "qpid/sys/Serializer.h"
#include "qpid/log/Statement.h"
#include <boost/bind.hpp>
#include <assert.h>
namespace qpid {
namespace sys {
SerializerBase::SerializerBase(bool allowImmediate)
: state(IDLE), immediate(allowImmediate) {}
void SerializerBase::shutdown() {
{
Mutex::ScopedLock l(lock);
if (state == SHUTDOWN) return;
state = SHUTDOWN;
lock.notify();
}
if (worker.id() != 0)
worker.join();
}
void SerializerBase::notifyWorker() {
// Call with lock held.
if (!worker.id())
worker = Thread(*this);
else
lock.notify();
}
bool SerializerBase::running() {
Mutex::ScopedLock l(lock);
return state != SHUTDOWN;
}
void SerializerBase::wait() {
Mutex::ScopedLock l(lock);
if (state == IDLE) lock.wait();
}
void SerializerBase::run() {
while (running()) {
dispatch();
wait();
}
}
}} // namespace qpid::sys
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