Mercurial > hg > orthanc
view Core/MultiThreading/SharedMessageQueue.h @ 1731:b6f656a0bf2c
"--logdir" creates a single log file instead of 3 separate files for errors/warnings/infos
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 21 Oct 2015 11:45:51 +0200 |
parents | 6e7e5ed91c2d |
children | b1291df2f780 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * This program 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 * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #pragma once #include "../IDynamicObject.h" #include <stdint.h> #include <list> #include <boost/thread.hpp> namespace Orthanc { class SharedMessageQueue : public boost::noncopyable { private: typedef std::list<IDynamicObject*> Queue; bool isFifo_; unsigned int maxSize_; Queue queue_; boost::mutex mutex_; boost::condition_variable elementAvailable_; boost::condition_variable emptied_; public: explicit SharedMessageQueue(unsigned int maxSize = 0); ~SharedMessageQueue(); // This transfers the ownership of the message void Enqueue(IDynamicObject* message); // The caller is responsible to delete the dequeud message! IDynamicObject* Dequeue(int32_t millisecondsTimeout); bool WaitEmpty(int32_t millisecondsTimeout); bool IsFifoPolicy() const { return isFifo_; } bool IsLifoPolicy() const { return !isFifo_; } void SetFifoPolicy(); void SetLifoPolicy(); }; }