Mercurial > hg > orthanc
annotate OrthancServer/ServerContext.h @ 996:cf52f3bcb2b3 lua-scripting
clarification of Lua classes wrt multithreading
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 03 Jul 2014 16:27:16 +0200 |
parents | 394a19d44f9d |
children | 4136fab6a639 |
rev | line source |
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224 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
224 | 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. | |
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. | |
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 #pragma once | |
34 | |
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35 #include "../Core/Cache/MemoryCache.h" |
234 | 36 #include "../Core/FileStorage/CompressedFileStorageAccessor.h" |
37 #include "../Core/FileStorage/FileStorage.h" | |
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38 #include "../Core/RestApi/RestApiOutput.h" |
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39 #include "../Core/Lua/LuaContext.h" |
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40 #include "ServerIndex.h" |
790 | 41 #include "ParsedDicomFile.h" |
771 | 42 #include "DicomProtocol/ReusableDicomUserConnection.h" |
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43 #include "Scheduler/ServerScheduler.h" |
224 | 44 |
45 namespace Orthanc | |
46 { | |
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47 /** |
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48 * This class is responsible for maintaining the storage area on the |
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49 * filesystem (including compression), as well as the index of the |
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50 * DICOM store. It implements the required locking mechanisms. |
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51 **/ |
224 | 52 class ServerContext |
53 { | |
54 private: | |
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55 class DicomCacheProvider : public ICachePageProvider |
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56 { |
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57 private: |
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58 ServerContext& context_; |
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59 |
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60 public: |
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61 DicomCacheProvider(ServerContext& context) : context_(context) |
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62 { |
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63 } |
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64 |
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65 virtual IDynamicObject* Provide(const std::string& id); |
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66 }; |
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67 |
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68 bool ApplyReceivedInstanceFilter(const Json::Value& dicomJson, |
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69 const std::string& remoteAet); |
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70 |
224 | 71 FileStorage storage_; |
72 ServerIndex index_; | |
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73 CompressedFileStorageAccessor accessor_; |
236 | 74 bool compressionEnabled_; |
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75 |
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76 DicomCacheProvider provider_; |
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77 boost::mutex dicomCacheMutex_; |
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78 MemoryCache dicomCache_; |
771 | 79 ReusableDicomUserConnection scu_; |
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80 ServerScheduler scheduler_; |
224 | 81 |
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82 boost::mutex luaMutex_; |
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83 LuaContext lua_; |
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84 |
224 | 85 public: |
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86 class DicomCacheLocker : public boost::noncopyable |
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87 { |
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88 private: |
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89 ServerContext& that_; |
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90 ParsedDicomFile *dicom_; |
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91 |
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92 public: |
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93 DicomCacheLocker(ServerContext& that, |
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94 const std::string& instancePublicId); |
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95 |
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96 ~DicomCacheLocker(); |
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97 |
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98 ParsedDicomFile& GetDicom() |
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99 { |
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100 return *dicom_; |
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101 } |
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102 }; |
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103 |
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104 class LuaContextLocker : public boost::noncopyable |
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105 { |
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106 private: |
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107 ServerContext& that_; |
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108 |
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109 public: |
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110 LuaContextLocker(ServerContext& that) : that_(that) |
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111 { |
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112 that.luaMutex_.lock(); |
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113 } |
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114 |
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115 ~LuaContextLocker() |
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116 { |
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117 that_.luaMutex_.unlock(); |
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118 } |
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119 |
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120 LuaContext& GetLua() |
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121 { |
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122 return that_.lua_; |
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123 } |
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124 }; |
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125 |
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126 ServerContext(const boost::filesystem::path& storagePath, |
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127 const boost::filesystem::path& indexPath); |
224 | 128 |
129 ServerIndex& GetIndex() | |
130 { | |
131 return index_; | |
132 } | |
133 | |
236 | 134 void SetCompressionEnabled(bool enabled); |
135 | |
136 bool IsCompressionEnabled() const | |
137 { | |
138 return compressionEnabled_; | |
139 } | |
140 | |
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141 void RemoveFile(const std::string& fileUuid); |
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142 |
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143 bool AddAttachment(const std::string& resourceId, |
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144 FileContentType attachmentType, |
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145 const void* data, |
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146 size_t size); |
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147 |
304 | 148 StoreStatus Store(const char* dicomInstance, |
224 | 149 size_t dicomSize, |
150 const DicomMap& dicomSummary, | |
151 const Json::Value& dicomJson, | |
152 const std::string& remoteAet); | |
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153 |
304 | 154 StoreStatus Store(std::string& resultPublicId, |
791 | 155 ParsedDicomFile& dicomInstance, |
304 | 156 const char* dicomBuffer, |
157 size_t dicomSize); | |
158 | |
159 StoreStatus Store(std::string& resultPublicId, | |
791 | 160 ParsedDicomFile& dicomInstance); |
304 | 161 |
162 StoreStatus Store(std::string& resultPublicId, | |
163 const char* dicomBuffer, | |
164 size_t dicomSize); | |
165 | |
166 StoreStatus Store(std::string& resultPublicId, | |
791 | 167 const std::string& dicomContent); |
304 | 168 |
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169 void AnswerDicomFile(RestApiOutput& output, |
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170 const std::string& instancePublicId, |
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171 FileContentType content); |
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172 |
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173 void ReadJson(Json::Value& result, |
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174 const std::string& instancePublicId); |
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175 |
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176 // TODO CACHING MECHANISM AT THIS POINT |
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177 void ReadFile(std::string& result, |
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178 const std::string& instancePublicId, |
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179 FileContentType content, |
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180 bool uncompressIfNeeded = true); |
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181 |
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182 void SetStoreMD5ForAttachments(bool storeMD5); |
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183 |
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184 bool IsStoreMD5ForAttachments() const |
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185 { |
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186 return accessor_.IsStoreMD5(); |
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187 } |
771 | 188 |
189 ReusableDicomUserConnection& GetReusableDicomUserConnection() | |
190 { | |
191 return scu_; | |
192 } | |
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193 |
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194 ServerScheduler& GetScheduler() |
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195 { |
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196 return scheduler_; |
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197 } |
224 | 198 }; |
199 } |