Mercurial > hg > orthanc

annotate Core/MultiThreading/ThreadedCommandProcessor.h @ 458:84966299c8f8

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ThreadedCommandProcessor
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 04 Jul 2013 16:10:42 +0200
parents
children 9da3596069b8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
458
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2013 Medical Physics Department, CHU of Liege,
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Belgium
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 *
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 * This program is free software: you can redistribute it and/or
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * modify it under the terms of the GNU General Public License as
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * published by the Free Software Foundation, either version 3 of the
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * License, or (at your option) any later version.
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 *
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 * In addition, as a special exception, the copyright holders of this
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * program give permission to link the code of its release with the
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * that use the same license as the "OpenSSL" library), and distribute
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * the linked executables. You must obey the GNU General Public License
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 * in all respects for all of the code used other than "OpenSSL". If you
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * modify file(s) with this exception, you may extend this exception to
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * your version of the file(s), but you are not obligated to do so. If
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 * you do not wish to do so, delete this exception statement from your
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20 * version. If you delete this exception statement from all source files
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21 * in the program, then also delete it here.
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 *
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23 * This program is distributed in the hope that it will be useful, but
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26 * General Public License for more details.
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 *
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28 * You should have received a copy of the GNU General Public License
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 **/
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 #pragma once
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 #include "../ICommand.h"
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 #include "SharedMessageQueue.h"
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 namespace Orthanc
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 {
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 class ThreadedCommandProcessor
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 {
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 private:
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 SharedMessageQueue queue_;
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 bool done_;
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46 std::vector<boost::thread*> threads_;
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48 boost::mutex mutex_;
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 unsigned int remainingCommands_;
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 boost::condition_variable processedCommand_;
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 static void Processor(ThreadedCommandProcessor* that);
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 public:
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 ThreadedCommandProcessor(unsigned int numThreads);
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 ~ThreadedCommandProcessor();
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 // This takes the ownership of the command
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 void Post(ICommand* command);
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 void Join();
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 };
84966299c8f8 ThreadedCommandProcessor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 }