Mercurial > hg > orthanc
annotate OrthancServer/DicomProtocol/DicomServer.cpp @ 685:b01cc78caba4
possibility to disable the DICOM/HTTP servers
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 31 Jan 2014 17:45:27 +0100 |
parents | f0232774b913 |
children | 2d0a347e8cfc |
rev | line source |
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0 | 1 /** |
62 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
399 | 3 * Copyright (C) 2012-2013 Medical Physics Department, CHU of Liege, |
0 | 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. | |
136 | 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. | |
0 | 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 #include "DicomServer.h" | |
34 | |
62 | 35 #include "../../Core/OrthancException.h" |
0 | 36 #include "../../Core/Toolbox.h" |
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37 #include "../../Core/Uuid.h" |
0 | 38 #include "../Internals/CommandDispatcher.h" |
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39 #include "EmbeddedResources.h" |
0 | 40 |
41 #include <boost/thread.hpp> | |
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42 #include <boost/filesystem.hpp> |
0 | 43 #include <dcmtk/dcmdata/dcdict.h> |
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44 #include <glog/logging.h> |
0 | 45 |
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46 #if defined(__linux) |
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47 #include <cstdlib> |
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48 #endif |
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49 |
0 | 50 |
62 | 51 namespace Orthanc |
0 | 52 { |
53 struct DicomServer::PImpl | |
54 { | |
55 boost::thread thread_; | |
56 | |
57 //std::set< | |
58 }; | |
59 | |
60 | |
660 | 61 #if DCMTK_USE_EMBEDDED_DICTIONARIES == 1 |
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62 static void LoadEmbeddedDictionary(DcmDataDictionary& dictionary, |
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63 EmbeddedResources::FileResourceId resource) |
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64 { |
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65 Toolbox::TemporaryFile tmp; |
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66 |
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67 FILE* fp = fopen(tmp.GetPath().c_str(), "wb"); |
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68 fwrite(EmbeddedResources::GetFileResourceBuffer(resource), |
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69 EmbeddedResources::GetFileResourceSize(resource), 1, fp); |
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70 fclose(fp); |
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71 |
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72 if (!dictionary.loadDictionary(tmp.GetPath().c_str())) |
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73 { |
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74 throw OrthancException(ErrorCode_InternalError); |
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75 } |
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76 } |
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77 |
660 | 78 #else |
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79 static void LoadExternalDictionary(DcmDataDictionary& dictionary, |
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80 const std::string& directory, |
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81 const std::string& filename) |
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82 { |
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83 boost::filesystem::path p = directory; |
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84 p = p / filename; |
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85 |
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86 LOG(WARNING) << "Loading the external DICOM dictionary " << p; |
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87 |
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88 if (!dictionary.loadDictionary(p.string().c_str())) |
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89 { |
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90 throw OrthancException(ErrorCode_InternalError); |
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91 } |
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92 } |
660 | 93 |
94 #endif | |
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95 |
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96 |
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97 void DicomServer::InitializeDictionary() |
0 | 98 { |
99 /* Disable "gethostbyaddr" (which results in memory leaks) and use raw IP addresses */ | |
100 dcmDisableGethostbyaddr.set(OFTrue); | |
101 | |
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102 dcmDataDict.clear(); |
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103 DcmDataDictionary& d = dcmDataDict.wrlock(); |
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104 |
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105 #if DCMTK_USE_EMBEDDED_DICTIONARIES == 1 |
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106 LOG(WARNING) << "Loading the embedded dictionaries"; |
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107 /** |
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108 * Do not load DICONDE dictionary, it breaks the other tags. The |
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109 * command "strace storescu 2>&1 |grep dic" shows that DICONDE |
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110 * dictionary is not loaded by storescu. |
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111 **/ |
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112 //LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_DICONDE); |
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113 |
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114 LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_DICOM); |
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115 LoadEmbeddedDictionary(d, EmbeddedResources::DICTIONARY_PRIVATE); |
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116 |
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117 #elif defined(__linux) |
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118 std::string path = DCMTK_DICTIONARY_DIR; |
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119 |
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120 const char* env = std::getenv(DCM_DICT_ENVIRONMENT_VARIABLE); |
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121 if (env != NULL) |
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122 { |
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123 path = std::string(env); |
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124 } |
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125 |
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126 LoadExternalDictionary(d, path, "dicom.dic"); |
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127 LoadExternalDictionary(d, path, "private.dic"); |
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128 |
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129 #else |
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130 #error Support your platform here |
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131 #endif |
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132 |
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133 dcmDataDict.unlock(); |
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134 |
0 | 135 /* make sure data dictionary is loaded */ |
136 if (!dcmDataDict.isDictionaryLoaded()) | |
137 { | |
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138 LOG(ERROR) << "No DICOM dictionary loaded, check environment variable: " << DCM_DICT_ENVIRONMENT_VARIABLE; |
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139 throw OrthancException(ErrorCode_InternalError); |
0 | 140 } |
141 | |
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142 { |
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143 // Test the dictionary with a simple DICOM tag |
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144 DcmTag key(0x0010, 0x1030); // This is PatientWeight |
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145 if (key.getEVR() != EVR_DS) |
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146 { |
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147 LOG(ERROR) << "The DICOM dictionary has not been correctly read"; |
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148 throw OrthancException(ErrorCode_InternalError); |
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149 } |
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150 } |
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151 } |
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152 |
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153 |
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154 void DicomServer::ServerThread(DicomServer* server) |
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155 { |
0 | 156 /* initialize network, i.e. create an instance of T_ASC_Network*. */ |
157 T_ASC_Network *net; | |
158 OFCondition cond = ASC_initializeNetwork | |
159 (NET_ACCEPTOR, OFstatic_cast(int, server->port_), /*opt_acse_timeout*/ 30, &net); | |
160 if (cond.bad()) | |
161 { | |
102
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162 LOG(ERROR) << "cannot create network: " << cond.text(); |
62 | 163 throw OrthancException("Cannot create network"); |
0 | 164 } |
165 | |
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166 LOG(INFO) << "DICOM server started"; |
0 | 167 |
168 server->started_ = true; | |
169 | |
170 while (server->continue_) | |
171 { | |
172 /* receive an association and acknowledge or reject it. If the association was */ | |
173 /* acknowledged, offer corresponding services and invoke one or more if required. */ | |
174 std::auto_ptr<Internals::CommandDispatcher> dispatcher(Internals::AcceptAssociation(*server, net)); | |
175 | |
176 if (dispatcher.get() != NULL) | |
177 { | |
178 if (server->isThreaded_) | |
179 { | |
180 server->bagOfDispatchers_.Add(dispatcher.release()); | |
181 } | |
182 else | |
183 { | |
184 IRunnableBySteps::RunUntilDone(*dispatcher); | |
185 } | |
186 } | |
187 } | |
188 | |
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parents:
136
diff
changeset
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189 LOG(INFO) << "DICOM server stopping"; |
0 | 190 |
191 /* drop the network, i.e. free memory of T_ASC_Network* structure. This call */ | |
192 /* is the counterpart of ASC_initializeNetwork(...) which was called above. */ | |
193 cond = ASC_dropNetwork(&net); | |
194 if (cond.bad()) | |
195 { | |
102
7593b57dc1bf
switch to google log
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
101
diff
changeset
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196 LOG(ERROR) << "Error while dropping the network: " << cond.text(); |
0 | 197 } |
198 } | |
199 | |
200 | |
656 | 201 DicomServer::DicomServer() : |
202 pimpl_(new PImpl), | |
203 aet_("ANY-SCP") | |
0 | 204 { |
205 port_ = 104; | |
206 findRequestHandlerFactory_ = NULL; | |
207 moveRequestHandlerFactory_ = NULL; | |
208 storeRequestHandlerFactory_ = NULL; | |
209 applicationEntityFilter_ = NULL; | |
210 checkCalledAet_ = true; | |
211 clientTimeout_ = 30; | |
212 isThreaded_ = true; | |
656 | 213 continue_ = false; |
214 started_ = false; | |
0 | 215 } |
216 | |
217 DicomServer::~DicomServer() | |
218 { | |
219 Stop(); | |
220 } | |
221 | |
128 | 222 void DicomServer::SetPortNumber(uint16_t port) |
0 | 223 { |
224 Stop(); | |
225 port_ = port; | |
226 } | |
227 | |
128 | 228 uint16_t DicomServer::GetPortNumber() const |
0 | 229 { |
230 return port_; | |
231 } | |
232 | |
233 void DicomServer::SetThreaded(bool isThreaded) | |
234 { | |
235 Stop(); | |
236 isThreaded_ = isThreaded; | |
237 } | |
238 | |
239 bool DicomServer::IsThreaded() const | |
240 { | |
241 return isThreaded_; | |
242 } | |
243 | |
244 void DicomServer::SetClientTimeout(uint32_t timeout) | |
245 { | |
246 Stop(); | |
247 clientTimeout_ = timeout; | |
248 } | |
249 | |
250 uint32_t DicomServer::GetClientTimeout() const | |
251 { | |
252 return clientTimeout_; | |
253 } | |
254 | |
255 | |
256 void DicomServer::SetCalledApplicationEntityTitleCheck(bool check) | |
257 { | |
258 Stop(); | |
259 checkCalledAet_ = check; | |
260 } | |
261 | |
262 bool DicomServer::HasCalledApplicationEntityTitleCheck() const | |
263 { | |
264 return checkCalledAet_; | |
265 } | |
266 | |
267 void DicomServer::SetApplicationEntityTitle(const std::string& aet) | |
268 { | |
269 if (aet.size() == 0) | |
270 { | |
62 | 271 throw OrthancException("Too short AET"); |
0 | 272 } |
273 | |
274 for (size_t i = 0; i < aet.size(); i++) | |
275 { | |
276 if (!isalnum(aet[i]) && aet[i] != '-') | |
277 { | |
62 | 278 throw OrthancException("Only alphanumeric characters are allowed in AET"); |
0 | 279 } |
280 } | |
281 | |
282 Stop(); | |
283 aet_ = aet; | |
284 } | |
285 | |
286 const std::string& DicomServer::GetApplicationEntityTitle() const | |
287 { | |
288 return aet_; | |
289 } | |
290 | |
291 void DicomServer::SetFindRequestHandlerFactory(IFindRequestHandlerFactory& factory) | |
292 { | |
293 Stop(); | |
294 findRequestHandlerFactory_ = &factory; | |
295 } | |
296 | |
297 bool DicomServer::HasFindRequestHandlerFactory() const | |
298 { | |
299 return (findRequestHandlerFactory_ != NULL); | |
300 } | |
301 | |
302 IFindRequestHandlerFactory& DicomServer::GetFindRequestHandlerFactory() const | |
303 { | |
304 if (HasFindRequestHandlerFactory()) | |
305 { | |
306 return *findRequestHandlerFactory_; | |
307 } | |
308 else | |
309 { | |
62 | 310 throw OrthancException("No C-FIND request handler factory"); |
0 | 311 } |
312 } | |
313 | |
314 void DicomServer::SetMoveRequestHandlerFactory(IMoveRequestHandlerFactory& factory) | |
315 { | |
316 Stop(); | |
317 moveRequestHandlerFactory_ = &factory; | |
318 } | |
319 | |
320 bool DicomServer::HasMoveRequestHandlerFactory() const | |
321 { | |
322 return (moveRequestHandlerFactory_ != NULL); | |
323 } | |
324 | |
325 IMoveRequestHandlerFactory& DicomServer::GetMoveRequestHandlerFactory() const | |
326 { | |
327 if (HasMoveRequestHandlerFactory()) | |
328 { | |
329 return *moveRequestHandlerFactory_; | |
330 } | |
331 else | |
332 { | |
62 | 333 throw OrthancException("No C-MOVE request handler factory"); |
0 | 334 } |
335 } | |
336 | |
337 void DicomServer::SetStoreRequestHandlerFactory(IStoreRequestHandlerFactory& factory) | |
338 { | |
339 Stop(); | |
340 storeRequestHandlerFactory_ = &factory; | |
341 } | |
342 | |
343 bool DicomServer::HasStoreRequestHandlerFactory() const | |
344 { | |
345 return (storeRequestHandlerFactory_ != NULL); | |
346 } | |
347 | |
348 IStoreRequestHandlerFactory& DicomServer::GetStoreRequestHandlerFactory() const | |
349 { | |
350 if (HasStoreRequestHandlerFactory()) | |
351 { | |
352 return *storeRequestHandlerFactory_; | |
353 } | |
354 else | |
355 { | |
62 | 356 throw OrthancException("No C-STORE request handler factory"); |
0 | 357 } |
358 } | |
359 | |
360 void DicomServer::SetApplicationEntityFilter(IApplicationEntityFilter& factory) | |
361 { | |
362 Stop(); | |
363 applicationEntityFilter_ = &factory; | |
364 } | |
365 | |
366 bool DicomServer::HasApplicationEntityFilter() const | |
367 { | |
368 return (applicationEntityFilter_ != NULL); | |
369 } | |
370 | |
371 IApplicationEntityFilter& DicomServer::GetApplicationEntityFilter() const | |
372 { | |
373 if (HasApplicationEntityFilter()) | |
374 { | |
375 return *applicationEntityFilter_; | |
376 } | |
377 else | |
378 { | |
62 | 379 throw OrthancException("No application entity filter"); |
0 | 380 } |
381 } | |
382 | |
383 void DicomServer::Start() | |
384 { | |
385 Stop(); | |
386 continue_ = true; | |
387 started_ = false; | |
388 pimpl_->thread_ = boost::thread(ServerThread, this); | |
389 | |
390 while (!started_) | |
391 { | |
392 Toolbox::USleep(50000); // Wait 50ms | |
393 } | |
394 } | |
395 | |
396 void DicomServer::Stop() | |
397 { | |
398 continue_ = false; | |
431
16b52fb8d034
fix by cyril paulus
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
399
diff
changeset
|
399 |
16b52fb8d034
fix by cyril paulus
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
399
diff
changeset
|
400 if (pimpl_->thread_.joinable()) |
16b52fb8d034
fix by cyril paulus
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
399
diff
changeset
|
401 { |
16b52fb8d034
fix by cyril paulus
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
399
diff
changeset
|
402 pimpl_->thread_.join(); |
16b52fb8d034
fix by cyril paulus
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
399
diff
changeset
|
403 } |
0 | 404 |
405 bagOfDispatchers_.StopAll(); | |
406 } | |
407 } |