Mercurial > hg > orthanc
annotate OrthancFramework/Sources/JobsEngine/Operations/SequenceOfOperationsJob.cpp @ 4071:d6b7fb0f9652 framework
improved DownloadOrthancFramework.cmake
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 15 Jun 2020 12:26:45 +0200 |
| parents | d25f4c0fa160 |
| children | bf7b9edf6b81 |
| rev | line source |
|---|---|
| 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 | |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 2603 | 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 "SequenceOfOperationsJob.h" | |
| 36 | |
| 37 #include "../../Logging.h" | |
| 38 #include "../../OrthancException.h" | |
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39 #include "../../SerializationToolbox.h" |
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40 #include "../IJobUnserializer.h" |
| 2603 | 41 |
| 42 namespace Orthanc | |
| 43 { | |
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44 static const char* CURRENT = "Current"; |
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45 static const char* DESCRIPTION = "Description"; |
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46 static const char* NEXT_OPERATIONS = "Next"; |
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47 static const char* OPERATION = "Operation"; |
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48 static const char* OPERATIONS = "Operations"; |
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49 static const char* ORIGINAL_INPUTS = "OriginalInputs"; |
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50 static const char* TRAILING_TIMEOUT = "TrailingTimeout"; |
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51 static const char* TYPE = "Type"; |
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52 static const char* WORK_INPUTS = "WorkInputs"; |
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53 |
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54 |
| 2603 | 55 class SequenceOfOperationsJob::Operation : public boost::noncopyable |
| 56 { | |
| 57 private: | |
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58 size_t index_; |
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59 std::unique_ptr<IJobOperation> operation_; |
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60 std::unique_ptr<JobOperationValues> originalInputs_; |
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61 std::unique_ptr<JobOperationValues> workInputs_; |
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62 std::list<Operation*> nextOperations_; |
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63 size_t currentInput_; |
| 2603 | 64 |
| 65 public: | |
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66 Operation(size_t index, |
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67 IJobOperation* operation) : |
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68 index_(index), |
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69 operation_(operation), |
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70 originalInputs_(new JobOperationValues), |
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71 workInputs_(new JobOperationValues), |
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72 currentInput_(0) |
| 2603 | 73 { |
| 74 if (operation == NULL) | |
| 75 { | |
| 76 throw OrthancException(ErrorCode_NullPointer); | |
| 77 } | |
| 78 } | |
| 79 | |
| 80 void AddOriginalInput(const JobOperationValue& value) | |
| 81 { | |
| 82 if (currentInput_ != 0) | |
| 83 { | |
| 84 // Cannot add input after processing has started | |
| 85 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 86 } | |
| 87 else | |
| 88 { | |
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89 originalInputs_->Append(value.Clone()); |
| 2603 | 90 } |
| 91 } | |
| 92 | |
| 93 const JobOperationValues& GetOriginalInputs() const | |
| 94 { | |
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95 return *originalInputs_; |
| 2603 | 96 } |
| 97 | |
| 98 void Reset() | |
| 99 { | |
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100 workInputs_->Clear(); |
| 2603 | 101 currentInput_ = 0; |
| 102 } | |
| 103 | |
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104 void AddNextOperation(Operation& other, |
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105 bool unserializing) |
| 2603 | 106 { |
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107 if (other.index_ <= index_) |
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108 { |
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109 throw OrthancException(ErrorCode_InternalError); |
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110 } |
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111 |
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112 if (!unserializing && |
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113 currentInput_ != 0) |
| 2603 | 114 { |
| 115 // Cannot add input after processing has started | |
| 116 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 117 } | |
| 118 else | |
| 119 { | |
| 120 nextOperations_.push_back(&other); | |
| 121 } | |
| 122 } | |
| 123 | |
| 124 bool IsDone() const | |
| 125 { | |
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126 return currentInput_ >= originalInputs_->GetSize() + workInputs_->GetSize(); |
| 2603 | 127 } |
| 128 | |
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129 void Step() |
| 2603 | 130 { |
| 131 if (IsDone()) | |
| 132 { | |
| 133 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 134 } | |
| 135 | |
| 136 const JobOperationValue* input; | |
| 137 | |
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138 if (currentInput_ < originalInputs_->GetSize()) |
| 2603 | 139 { |
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140 input = &originalInputs_->GetValue(currentInput_); |
| 2603 | 141 } |
| 142 else | |
| 143 { | |
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144 input = &workInputs_->GetValue(currentInput_ - originalInputs_->GetSize()); |
| 2603 | 145 } |
| 146 | |
| 147 JobOperationValues outputs; | |
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148 operation_->Apply(outputs, *input); |
| 2603 | 149 |
| 150 if (!nextOperations_.empty()) | |
| 151 { | |
| 152 std::list<Operation*>::iterator first = nextOperations_.begin(); | |
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153 outputs.Move(*(*first)->workInputs_); |
| 2603 | 154 |
| 155 std::list<Operation*>::iterator current = first; | |
| 156 ++current; | |
| 157 | |
| 158 while (current != nextOperations_.end()) | |
| 159 { | |
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160 (*first)->workInputs_->Copy(*(*current)->workInputs_); |
| 2603 | 161 ++current; |
| 162 } | |
| 163 } | |
| 164 | |
| 165 currentInput_ += 1; | |
| 166 } | |
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167 |
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168 void Serialize(Json::Value& target) const |
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169 { |
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170 target = Json::objectValue; |
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171 target[CURRENT] = static_cast<unsigned int>(currentInput_); |
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172 operation_->Serialize(target[OPERATION]); |
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173 originalInputs_->Serialize(target[ORIGINAL_INPUTS]); |
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174 workInputs_->Serialize(target[WORK_INPUTS]); |
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175 |
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176 Json::Value tmp = Json::arrayValue; |
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177 for (std::list<Operation*>::const_iterator it = nextOperations_.begin(); |
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178 it != nextOperations_.end(); ++it) |
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179 { |
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180 tmp.append(static_cast<int>((*it)->index_)); |
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181 } |
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182 |
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183 target[NEXT_OPERATIONS] = tmp; |
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184 } |
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185 |
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186 Operation(IJobUnserializer& unserializer, |
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187 Json::Value::ArrayIndex index, |
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188 const Json::Value& serialized) : |
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189 index_(index) |
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190 { |
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191 if (serialized.type() != Json::objectValue || |
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192 !serialized.isMember(OPERATION) || |
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193 !serialized.isMember(ORIGINAL_INPUTS) || |
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194 !serialized.isMember(WORK_INPUTS)) |
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195 { |
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196 throw OrthancException(ErrorCode_BadFileFormat); |
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197 } |
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198 |
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199 currentInput_ = SerializationToolbox::ReadUnsignedInteger(serialized, CURRENT); |
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200 operation_.reset(unserializer.UnserializeOperation(serialized[OPERATION])); |
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201 originalInputs_.reset(JobOperationValues::Unserialize |
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202 (unserializer, serialized[ORIGINAL_INPUTS])); |
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203 workInputs_.reset(JobOperationValues::Unserialize |
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204 (unserializer, serialized[WORK_INPUTS])); |
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205 } |
| 2603 | 206 }; |
| 207 | |
| 208 | |
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209 SequenceOfOperationsJob::SequenceOfOperationsJob() : |
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210 done_(false), |
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211 current_(0), |
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212 trailingTimeout_(boost::posix_time::milliseconds(1000)) |
| 2603 | 213 { |
| 214 } | |
| 215 | |
| 216 | |
| 217 SequenceOfOperationsJob::~SequenceOfOperationsJob() | |
| 218 { | |
| 219 for (size_t i = 0; i < operations_.size(); i++) | |
| 220 { | |
| 221 if (operations_[i] != NULL) | |
| 222 { | |
| 223 delete operations_[i]; | |
| 224 } | |
| 225 } | |
| 226 } | |
| 227 | |
| 228 | |
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229 void SequenceOfOperationsJob::SetDescription(const std::string& description) |
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230 { |
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231 boost::mutex::scoped_lock lock(mutex_); |
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232 description_ = description; |
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233 } |
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234 |
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235 |
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236 void SequenceOfOperationsJob::GetDescription(std::string& description) |
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237 { |
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238 boost::mutex::scoped_lock lock(mutex_); |
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239 description = description_; |
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240 } |
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241 |
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242 |
| 2603 | 243 void SequenceOfOperationsJob::Register(IObserver& observer) |
| 244 { | |
| 245 boost::mutex::scoped_lock lock(mutex_); | |
| 246 observers_.push_back(&observer); | |
| 247 } | |
| 248 | |
| 249 | |
| 250 void SequenceOfOperationsJob::Lock::SetTrailingOperationTimeout(unsigned int timeout) | |
| 251 { | |
| 252 that_.trailingTimeout_ = boost::posix_time::milliseconds(timeout); | |
| 253 } | |
| 254 | |
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255 |
| 2603 | 256 size_t SequenceOfOperationsJob::Lock::AddOperation(IJobOperation* operation) |
| 257 { | |
| 258 if (IsDone()) | |
| 259 { | |
| 260 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 261 } | |
| 262 | |
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263 size_t index = that_.operations_.size(); |
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264 |
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265 that_.operations_.push_back(new Operation(index, operation)); |
| 2603 | 266 that_.operationAdded_.notify_one(); |
| 267 | |
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268 return index; |
| 2603 | 269 } |
| 270 | |
| 271 | |
| 272 void SequenceOfOperationsJob::Lock::AddInput(size_t index, | |
| 273 const JobOperationValue& value) | |
| 274 { | |
| 275 if (IsDone()) | |
| 276 { | |
| 277 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 278 } | |
| 279 else if (index >= that_.operations_.size() || | |
| 280 index < that_.current_) | |
| 281 { | |
| 282 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 283 } | |
| 284 else | |
| 285 { | |
| 286 that_.operations_[index]->AddOriginalInput(value); | |
| 287 } | |
| 288 } | |
| 289 | |
| 290 | |
| 291 void SequenceOfOperationsJob::Lock::Connect(size_t input, | |
| 292 size_t output) | |
| 293 { | |
| 294 if (IsDone()) | |
| 295 { | |
| 296 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 297 } | |
| 298 else if (input >= output || | |
| 299 input >= that_.operations_.size() || | |
| 300 output >= that_.operations_.size() || | |
| 301 input < that_.current_ || | |
| 302 output < that_.current_) | |
| 303 { | |
| 304 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 305 } | |
| 306 else | |
| 307 { | |
| 308 Operation& a = *that_.operations_[input]; | |
| 309 Operation& b = *that_.operations_[output]; | |
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310 a.AddNextOperation(b, false /* not unserializing */); |
| 2603 | 311 } |
| 312 } | |
| 313 | |
| 314 | |
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315 JobStepResult SequenceOfOperationsJob::Step(const std::string& jobId) |
| 2603 | 316 { |
| 317 boost::mutex::scoped_lock lock(mutex_); | |
| 318 | |
| 319 if (current_ == operations_.size()) | |
| 320 { | |
| 321 LOG(INFO) << "Executing the trailing timeout in the sequence of operations"; | |
| 322 operationAdded_.timed_wait(lock, trailingTimeout_); | |
| 323 | |
| 324 if (current_ == operations_.size()) | |
| 325 { | |
| 326 // No operation was added during the trailing timeout: The | |
| 327 // job is over | |
| 328 LOG(INFO) << "The sequence of operations is over"; | |
| 329 done_ = true; | |
| 330 | |
| 331 for (std::list<IObserver*>::iterator it = observers_.begin(); | |
| 332 it != observers_.end(); ++it) | |
| 333 { | |
| 334 (*it)->SignalDone(*this); | |
| 335 } | |
| 336 | |
| 337 return JobStepResult::Success(); | |
| 338 } | |
| 339 else | |
| 340 { | |
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341 LOG(INFO) << "New operation were added to the sequence of operations"; |
| 2603 | 342 } |
| 343 } | |
| 344 | |
| 345 assert(current_ < operations_.size()); | |
| 346 | |
| 347 while (current_ < operations_.size() && | |
| 348 operations_[current_]->IsDone()) | |
| 349 { | |
| 350 current_++; | |
| 351 } | |
| 352 | |
| 353 if (current_ < operations_.size()) | |
| 354 { | |
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355 operations_[current_]->Step(); |
| 2603 | 356 } |
| 357 | |
| 358 return JobStepResult::Continue(); | |
| 359 } | |
| 360 | |
| 361 | |
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362 void SequenceOfOperationsJob::Reset() |
| 2603 | 363 { |
| 364 boost::mutex::scoped_lock lock(mutex_); | |
| 365 | |
| 366 current_ = 0; | |
| 367 done_ = false; | |
| 368 | |
| 369 for (size_t i = 0; i < operations_.size(); i++) | |
| 370 { | |
| 371 operations_[i]->Reset(); | |
| 372 } | |
| 373 } | |
| 374 | |
| 375 | |
| 376 float SequenceOfOperationsJob::GetProgress() | |
| 377 { | |
| 378 boost::mutex::scoped_lock lock(mutex_); | |
| 379 | |
| 380 return (static_cast<float>(current_) / | |
| 381 static_cast<float>(operations_.size() + 1)); | |
| 382 } | |
| 383 | |
| 384 | |
| 385 void SequenceOfOperationsJob::GetPublicContent(Json::Value& value) | |
| 386 { | |
| 387 boost::mutex::scoped_lock lock(mutex_); | |
| 388 | |
| 389 value["CountOperations"] = static_cast<unsigned int>(operations_.size()); | |
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390 value["Description"] = description_; |
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391 } |
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392 |
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393 |
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394 bool SequenceOfOperationsJob::Serialize(Json::Value& value) |
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395 { |
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396 boost::mutex::scoped_lock lock(mutex_); |
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397 |
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398 value = Json::objectValue; |
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399 |
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400 std::string jobType; |
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401 GetJobType(jobType); |
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402 value[TYPE] = jobType; |
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403 |
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404 value[DESCRIPTION] = description_; |
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405 value[TRAILING_TIMEOUT] = static_cast<unsigned int>(trailingTimeout_.total_milliseconds()); |
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406 value[CURRENT] = static_cast<unsigned int>(current_); |
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407 |
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408 Json::Value tmp = Json::arrayValue; |
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409 for (size_t i = 0; i < operations_.size(); i++) |
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410 { |
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411 Json::Value operation = Json::objectValue; |
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412 operations_[i]->Serialize(operation); |
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413 tmp.append(operation); |
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414 } |
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415 |
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416 value[OPERATIONS] = tmp; |
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417 |
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418 return true; |
| 2603 | 419 } |
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420 |
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421 |
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422 SequenceOfOperationsJob::SequenceOfOperationsJob(IJobUnserializer& unserializer, |
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423 const Json::Value& serialized) : |
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424 done_(false) |
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425 { |
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426 std::string jobType; |
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427 GetJobType(jobType); |
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428 |
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429 if (SerializationToolbox::ReadString(serialized, TYPE) != jobType || |
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430 !serialized.isMember(OPERATIONS) || |
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431 serialized[OPERATIONS].type() != Json::arrayValue) |
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432 { |
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433 throw OrthancException(ErrorCode_BadFileFormat); |
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434 } |
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435 |
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436 description_ = SerializationToolbox::ReadString(serialized, DESCRIPTION); |
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437 trailingTimeout_ = boost::posix_time::milliseconds |
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438 (SerializationToolbox::ReadUnsignedInteger(serialized, TRAILING_TIMEOUT)); |
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439 current_ = SerializationToolbox::ReadUnsignedInteger(serialized, CURRENT); |
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440 |
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441 const Json::Value& ops = serialized[OPERATIONS]; |
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442 |
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443 // Unserialize the individual operations |
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444 operations_.reserve(ops.size()); |
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445 for (Json::Value::ArrayIndex i = 0; i < ops.size(); i++) |
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446 { |
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447 operations_.push_back(new Operation(unserializer, i, ops[i])); |
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448 } |
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SequenceOfOperationsJob serialization
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449 |
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SequenceOfOperationsJob serialization
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450 // Connect the next operations |
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451 for (Json::Value::ArrayIndex i = 0; i < ops.size(); i++) |
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452 { |
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453 if (!ops[i].isMember(NEXT_OPERATIONS) || |
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454 ops[i][NEXT_OPERATIONS].type() != Json::arrayValue) |
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SequenceOfOperationsJob serialization
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455 { |
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456 throw OrthancException(ErrorCode_BadFileFormat); |
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457 } |
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SequenceOfOperationsJob serialization
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458 |
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459 const Json::Value& next = ops[i][NEXT_OPERATIONS]; |
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460 for (Json::Value::ArrayIndex j = 0; j < next.size(); j++) |
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461 { |
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462 if (next[j].type() != Json::intValue || |
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463 next[j].asInt() < 0 || |
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464 next[j].asUInt() >= operations_.size()) |
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465 { |
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466 throw OrthancException(ErrorCode_BadFileFormat); |
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467 } |
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SequenceOfOperationsJob serialization
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468 else |
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469 { |
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470 operations_[i]->AddNextOperation(*operations_[next[j].asUInt()], true); |
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471 } |
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472 } |
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473 } |
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474 } |
| 2603 | 475 } |