|
2569
|
1 /**
|
|
|
2 * Orthanc - A Lightweight, RESTful DICOM Store
|
|
|
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
|
|
|
4 * Department, University Hospital of Liege, Belgium
|
|
|
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
|
|
|
6 *
|
|
|
7 * This program is free software: you can redistribute it and/or
|
|
|
8 * modify it under the terms of the GNU General Public License as
|
|
|
9 * published by the Free Software Foundation, either version 3 of the
|
|
|
10 * License, or (at your option) any later version.
|
|
|
11 *
|
|
|
12 * In addition, as a special exception, the copyright holders of this
|
|
|
13 * program give permission to link the code of its release with the
|
|
|
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
|
|
|
15 * that use the same license as the "OpenSSL" library), and distribute
|
|
|
16 * the linked executables. You must obey the GNU General Public License
|
|
|
17 * in all respects for all of the code used other than "OpenSSL". If you
|
|
|
18 * modify file(s) with this exception, you may extend this exception to
|
|
|
19 * your version of the file(s), but you are not obligated to do so. If
|
|
|
20 * you do not wish to do so, delete this exception statement from your
|
|
|
21 * version. If you delete this exception statement from all source files
|
|
|
22 * in the program, then also delete it here.
|
|
|
23 *
|
|
|
24 * This program is distributed in the hope that it will be useful, but
|
|
|
25 * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
27 * General Public License for more details.
|
|
|
28 *
|
|
|
29 * You should have received a copy of the GNU General Public License
|
|
|
30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
31 **/
|
|
|
32
|
|
|
33
|
|
|
34 #pragma once
|
|
|
35
|
|
|
36 #include "JobsRegistry.h"
|
|
|
37
|
|
|
38 #include <boost/thread.hpp>
|
|
|
39
|
|
|
40 namespace Orthanc
|
|
|
41 {
|
|
|
42 class JobsEngine
|
|
|
43 {
|
|
|
44 private:
|
|
|
45 enum State
|
|
|
46 {
|
|
|
47 State_Setup,
|
|
|
48 State_Running,
|
|
|
49 State_Stopping,
|
|
|
50 State_Done
|
|
|
51 };
|
|
|
52
|
|
|
53 boost::mutex stateMutex_;
|
|
|
54 State state_;
|
|
|
55 JobsRegistry registry_;
|
|
|
56 boost::thread retryHandler_;
|
|
|
57 std::vector<boost::thread> workers_;
|
|
|
58
|
|
|
59 bool ExecuteStep(JobsRegistry::RunningJob& running,
|
|
|
60 size_t workerIndex);
|
|
|
61
|
|
|
62 static void RetryHandler(JobsEngine* engine);
|
|
|
63
|
|
|
64 static void Worker(JobsEngine* engine,
|
|
|
65 size_t workerIndex);
|
|
|
66
|
|
|
67 public:
|
|
|
68 JobsEngine();
|
|
|
69
|
|
|
70 ~JobsEngine();
|
|
|
71
|
|
|
72 void SetWorkersCount(size_t count);
|
|
|
73
|
|
|
74 JobsRegistry& GetRegistry()
|
|
|
75 {
|
|
|
76 return registry_;
|
|
|
77 }
|
|
|
78
|
|
|
79 void Start();
|
|
|
80
|
|
|
81 void Stop();
|
|
|
82 };
|
|
|
83 }
|
