Mercurial > hg > orthanc
annotate Core/MultiThreading/SharedMessageQueue.h @ 995:8c67382f44a7 lua-scripting
limit number of jobs in the scheduler
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 03 Jul 2014 15:58:53 +0200 |
| parents | 2d0a347e8cfc |
| children | 7266c37d0354 |
| rev | line source |
|---|---|
| 450 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
| 450 | 4 * Belgium |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 10 * | |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 22 * | |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
| 33 #pragma once | |
| 34 | |
| 35 #include "../IDynamicObject.h" | |
| 36 | |
| 451 | 37 #include <stdint.h> |
| 450 | 38 #include <list> |
| 39 #include <boost/thread.hpp> | |
| 40 | |
| 41 namespace Orthanc | |
| 42 { | |
|
995
8c67382f44a7
limit number of jobs in the scheduler
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
43 class SharedMessageQueue : public boost::noncopyable |
| 450 | 44 { |
| 45 private: | |
| 46 typedef std::list<IDynamicObject*> Queue; | |
| 47 | |
| 48 unsigned int maxSize_; | |
| 49 Queue queue_; | |
| 50 boost::mutex mutex_; | |
| 51 boost::condition_variable elementAvailable_; | |
| 452 | 52 boost::condition_variable emptied_; |
| 450 | 53 |
| 54 public: | |
|
995
8c67382f44a7
limit number of jobs in the scheduler
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
55 explicit SharedMessageQueue(unsigned int maxSize = 0); |
|
8c67382f44a7
limit number of jobs in the scheduler
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
56 |
| 450 | 57 ~SharedMessageQueue(); |
| 58 | |
| 59 // This transfers the ownership of the message | |
| 60 void Enqueue(IDynamicObject* message); | |
| 61 | |
| 62 // The caller is responsible to delete the dequeud message! | |
| 63 IDynamicObject* Dequeue(int32_t millisecondsTimeout); | |
| 452 | 64 |
| 65 bool WaitEmpty(int32_t millisecondsTimeout); | |
| 450 | 66 }; |
| 67 } |