Mercurial > hg > orthanc
annotate Core/DicomNetworking/TimeoutDicomConnectionManager.cpp @ 2608:25225f0b4f33 jobs
simplification wrt. dicom connection manager
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Sat, 19 May 2018 15:50:09 +0200 |
parents | 988936118354 |
children | f7a84b551ee4 |
rev | line source |
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2603 | 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 #include "../PrecompiledHeaders.h" | |
35 #include "TimeoutDicomConnectionManager.h" | |
36 | |
37 #include "../OrthancException.h" | |
38 | |
39 namespace Orthanc | |
40 { | |
41 static boost::posix_time::ptime GetNow() | |
42 { | |
43 return boost::posix_time::microsec_clock::universal_time(); | |
44 } | |
45 | |
46 class TimeoutDicomConnectionManager::Resource : public IDicomConnectionManager::IResource | |
47 { | |
48 private: | |
49 TimeoutDicomConnectionManager& that_; | |
50 | |
51 public: | |
52 Resource(TimeoutDicomConnectionManager& that) : | |
2608
25225f0b4f33
simplification wrt. dicom connection manager
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2603
diff
changeset
|
53 that_(that) |
2603 | 54 { |
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simplification wrt. dicom connection manager
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2603
diff
changeset
|
55 if (that_.connection_.get() == NULL) |
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parents:
2603
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changeset
|
56 { |
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parents:
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57 throw OrthancException(ErrorCode_InternalError); |
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parents:
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changeset
|
58 } |
2603 | 59 } |
60 | |
61 ~Resource() | |
62 { | |
63 that_.Touch(); | |
64 } | |
65 | |
66 DicomUserConnection& GetConnection() | |
67 { | |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2603
diff
changeset
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68 assert(that_.connection_.get() != NULL); |
2603 | 69 return *that_.connection_; |
70 } | |
71 }; | |
72 | |
73 | |
74 void TimeoutDicomConnectionManager::Touch() | |
75 { | |
76 lastUse_ = GetNow(); | |
77 } | |
78 | |
79 | |
80 void TimeoutDicomConnectionManager::CheckTimeoutInternal() | |
81 { | |
82 if (connection_.get() != NULL && | |
83 (GetNow() - lastUse_) >= timeout_) | |
84 { | |
85 connection_.reset(NULL); | |
86 } | |
87 } | |
88 | |
89 | |
90 void TimeoutDicomConnectionManager::SetTimeout(unsigned int timeout) | |
91 { | |
92 timeout_ = boost::posix_time::milliseconds(timeout); | |
93 CheckTimeoutInternal(); | |
94 } | |
95 | |
96 | |
97 unsigned int TimeoutDicomConnectionManager::GetTimeout() | |
98 { | |
99 return timeout_.total_milliseconds(); | |
100 } | |
101 | |
102 | |
103 void TimeoutDicomConnectionManager::Close() | |
104 { | |
105 connection_.reset(NULL); | |
106 } | |
107 | |
108 | |
109 void TimeoutDicomConnectionManager::CheckTimeout() | |
110 { | |
111 CheckTimeoutInternal(); | |
112 } | |
113 | |
114 | |
115 IDicomConnectionManager::IResource* | |
116 TimeoutDicomConnectionManager::AcquireConnection(const std::string& localAet, | |
117 const RemoteModalityParameters& remote) | |
118 { | |
119 if (connection_.get() == NULL || | |
120 !connection_->IsSameAssociation(localAet, remote)) | |
121 { | |
122 connection_.reset(new DicomUserConnection(localAet, remote)); | |
123 } | |
124 | |
125 return new Resource(*this); | |
126 } | |
127 } |