Mercurial > hg > orthanc-databases

annotate Framework/Plugins/StorageBackend.cpp @ 226:a4918d57435c

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DatabaseManager doesn't IDatabaseFactory anymore
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 02 Apr 2021 19:23:36 +0200
parents dd6cfc250747
children 675f8322eb7c
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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3236894320d6 upgrade to year 2021
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
1
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "StorageBackend.h"
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23
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24 #if HAS_ORTHANC_EXCEPTION != 1
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25 # error HAS_ORTHANC_EXCEPTION must be set to 1
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26 #endif
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27
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28 #include "../../Framework/Common/BinaryStringValue.h"
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29 #include "../../Framework/Common/FileValue.h"
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30
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31 #include <Compatibility.h> // For std::unique_ptr<>
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32 #include <OrthancException.h>
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33
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34 #include <limits>
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35
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36
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37 #define ORTHANC_PLUGINS_DATABASE_CATCH \
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38 catch (::Orthanc::OrthancException& e) \
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39 { \
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40 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); \
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41 } \
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42 catch (::std::runtime_error& e) \
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43 { \
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44 std::string s = "Exception in storage area back-end: " + std::string(e.what()); \
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45 OrthancPluginLogError(context_, s.c_str()); \
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46 return OrthancPluginErrorCode_DatabasePlugin; \
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47 } \
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48 catch (...) \
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49 { \
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50 OrthancPluginLogError(context_, "Native exception"); \
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51 return OrthancPluginErrorCode_DatabasePlugin; \
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52 }
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53
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54
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55 namespace OrthancDatabases
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56 {
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57 void StorageBackend::SetDatabase(IDatabase* database)
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58 {
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59 if (database == NULL)
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60 {
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61 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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62 }
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63 else if (manager_.get() != NULL)
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64 {
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65 delete database;
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66 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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67 }
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68 else
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69 {
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70 manager_.reset(new DatabaseManager(database));
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71 }
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72 }
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73
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74 DatabaseManager& StorageBackend::GetManager()
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75 {
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76 if (manager_.get() == NULL)
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77 {
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78 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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79 }
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80 else
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81 {
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82 return *manager_;
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83 }
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84 }
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85
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86
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87 void StorageBackend::Create(DatabaseManager::Transaction& transaction,
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88 const std::string& uuid,
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89 const void* content,
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90 size_t size,
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91 OrthancPluginContentType type)
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92 {
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93 DatabaseManager::CachedStatement statement(
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94 STATEMENT_FROM_HERE, GetManager(),
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95 "INSERT INTO StorageArea VALUES (${uuid}, ${content}, ${type})");
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96
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97 statement.SetParameterType("uuid", ValueType_Utf8String);
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98 statement.SetParameterType("content", ValueType_File);
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99 statement.SetParameterType("type", ValueType_Integer64);
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100
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101 Dictionary args;
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102 args.SetUtf8Value("uuid", uuid);
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103 args.SetFileValue("content", content, size);
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104 args.SetIntegerValue("type", type);
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105
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106 statement.Execute(args);
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107 }
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108
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109
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110 void StorageBackend::Read(StorageBackend::IFileContentVisitor& target,
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111 DatabaseManager::Transaction& transaction,
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112 const std::string& uuid,
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113 OrthancPluginContentType type)
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114 {
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115 DatabaseManager::CachedStatement statement(
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116 STATEMENT_FROM_HERE, GetManager(),
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117 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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118
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119 statement.SetParameterType("uuid", ValueType_Utf8String);
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120 statement.SetParameterType("type", ValueType_Integer64);
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121
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122 Dictionary args;
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123 args.SetUtf8Value("uuid", uuid);
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124 args.SetIntegerValue("type", type);
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125
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126 statement.Execute(args);
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127
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128 if (statement.IsDone())
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129 {
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130 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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131 }
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132 else if (statement.GetResultFieldsCount() != 1)
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133 {
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134 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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135 }
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136 else
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137 {
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138 const IValue& value = statement.GetResultField(0);
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139
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140 switch (value.GetType())
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141 {
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142 case ValueType_File:
194
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143 target.Assign(dynamic_cast<const FileValue&>(value).GetContent());
16
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144 break;
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145
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146 case ValueType_BinaryString:
194
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147 target.Assign(dynamic_cast<const BinaryStringValue&>(value).GetContent());
16
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148 break;
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149
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diff changeset
150 default:
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151 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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152 }
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153 }
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154 }
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155
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156
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157 void StorageBackend::Remove(DatabaseManager::Transaction& transaction,
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158 const std::string& uuid,
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diff changeset
159 OrthancPluginContentType type)
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160 {
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161 DatabaseManager::CachedStatement statement(
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162 STATEMENT_FROM_HERE, GetManager(),
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163 "DELETE FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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164
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165 statement.SetParameterType("uuid", ValueType_Utf8String);
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166 statement.SetParameterType("type", ValueType_Integer64);
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167
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168 Dictionary args;
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169 args.SetUtf8Value("uuid", uuid);
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170 args.SetIntegerValue("type", type);
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171
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172 statement.Execute(args);
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173 }
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174
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175
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176
1
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177 static OrthancPluginContext* context_ = NULL;
157
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178 static std::unique_ptr<StorageBackend> backend_;
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179
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180
1
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181 static OrthancPluginErrorCode StorageCreate(const char* uuid,
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182 const void* content,
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183 int64_t size,
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184 OrthancPluginContentType type)
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185 {
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186 try
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187 {
219
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188 if (backend_.get() == NULL)
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189 {
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190 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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191 }
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192
207
d9ef3f16e6a2 wrapping transactions in API v3
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diff changeset
193 DatabaseManager::Transaction transaction(backend_->GetManager(), TransactionType_ReadWrite);
12
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diff changeset
194 backend_->Create(transaction, uuid, content, static_cast<size_t>(size), type);
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diff changeset
195 transaction.Commit();
1
d17b2631bb67 starting StorageBackend
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196 return OrthancPluginErrorCode_Success;
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197 }
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198 ORTHANC_PLUGINS_DATABASE_CATCH;
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199 }
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200
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diff changeset
201
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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diff changeset
202 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
219
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diff changeset
203 static OrthancPluginErrorCode StorageReadWhole(OrthancPluginMemoryBuffer64* target,
195
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204 const char* uuid,
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diff changeset
205 OrthancPluginContentType type)
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diff changeset
206 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
207 class Visitor : public StorageBackend::IFileContentVisitor
195
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diff changeset
208 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
209 private:
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diff changeset
210 OrthancPluginMemoryBuffer64* target_;
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diff changeset
211 bool success_;
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diff changeset
212
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diff changeset
213 public:
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diff changeset
214 Visitor(OrthancPluginMemoryBuffer64* target) :
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diff changeset
215 target_(target),
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diff changeset
216 success_(false)
195
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diff changeset
217 {
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diff changeset
218 }
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diff changeset
219
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
220 bool IsSuccess() const
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221 {
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222 return success_;
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223 }
195
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diff changeset
224
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
225 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
226 {
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diff changeset
227 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
228 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
229 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
230 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
231 else
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
232 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
233 assert(context_ != NULL);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
234
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
235 if (OrthancPluginCreateMemoryBuffer64(context_, target_, static_cast<uint64_t>(content.size())) !=
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
236 OrthancPluginErrorCode_Success)
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
237 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
238 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
239 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
240
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
241 if (!content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
242 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
243 memcpy(target_->data, content.c_str(), content.size());
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diff changeset
244 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
245
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
246 success_ = true;
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diff changeset
247 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
248 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
249 };
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
250
1
d17b2631bb67 starting StorageBackend
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diff changeset
251 try
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
252 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
253 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
254 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
255 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
256 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
257
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
258 if (target == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
259 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
260 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
261 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
262
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
263 Visitor visitor(target);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
264
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
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parents: 193
diff changeset
265 {
208
696bc0c9fddb fix build
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parents: 207
diff changeset
266 DatabaseManager::Transaction transaction(backend_->GetManager(), TransactionType_ReadOnly);
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
267 backend_->Read(visitor, transaction, uuid, type);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
268
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
269 if (!visitor.IsSuccess())
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
270 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
271 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
272 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
273
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
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diff changeset
274 transaction.Commit();
a51ce147dbe0 refactoring using new class StorageAreaBuffer
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diff changeset
275 }
a51ce147dbe0 refactoring using new class StorageAreaBuffer
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diff changeset
276
1
d17b2631bb67 starting StorageBackend
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277 return OrthancPluginErrorCode_Success;
d17b2631bb67 starting StorageBackend
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diff changeset
278 }
d17b2631bb67 starting StorageBackend
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diff changeset
279 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
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diff changeset
280 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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diff changeset
281 #endif
1
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diff changeset
282
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
283
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
284 static OrthancPluginErrorCode StorageRead(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
285 int64_t* size,
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
286 const char* uuid,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
287 OrthancPluginContentType type)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
288 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
289 class Visitor : public StorageBackend::IFileContentVisitor
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
290 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
291 private:
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
292 void** data_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
293 int64_t* size_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
294 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
295
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
296 public:
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
297 Visitor(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
298 int64_t* size) :
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
299 data_(data),
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
300 size_(size),
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
301 success_(false)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
302 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
303 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
304
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
305 bool IsSuccess() const
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
306 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
307 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
308 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
309
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
310 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
311 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
312 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
313 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
314 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
315 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
316 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
317 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
318 if (content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
319 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
320 *data_ = NULL;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
321 *size_ = 0;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
322 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
323 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
324 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
325 *size_ = static_cast<int64_t>(content.size());
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
326
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
327 if (static_cast<size_t>(*size_) != content.size())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
328 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
329 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
330 "File cannot be stored in a 63bit buffer");
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
331 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
332
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
333 *data_ = malloc(*size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
334 if (*data_ == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
335 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
336 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
337 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
338
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
339 memcpy(*data_, content.c_str(), *size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
340 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
341
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
342 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
343 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
344 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
345 };
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
346
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
347
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
348 try
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
349 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
350 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
351 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
352 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
353 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
354
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
355 if (data == NULL ||
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
356 size == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
357 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
358 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
359 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
360
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
361 Visitor visitor(data, size);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
362
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
363 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
364 DatabaseManager::Transaction transaction(backend_->GetManager(), TransactionType_ReadOnly);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
365 backend_->Read(visitor, transaction, uuid, type);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
366
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
367 if (!visitor.IsSuccess())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
368 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
369 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
370 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
371
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
372 transaction.Commit();
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
373 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
374
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
375 return OrthancPluginErrorCode_Success;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
376 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
377 ORTHANC_PLUGINS_DATABASE_CATCH;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
378 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
379
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
380
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
381 static OrthancPluginErrorCode StorageRemove(const char* uuid,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
382 OrthancPluginContentType type)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
383 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
384 try
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
385 {
207
d9ef3f16e6a2 wrapping transactions in API v3
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 195
diff changeset
386 DatabaseManager::Transaction transaction(backend_->GetManager(), TransactionType_ReadWrite);
12
41543239072d transactions for storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1
diff changeset
387 backend_->Remove(transaction, uuid, type);
41543239072d transactions for storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1
diff changeset
388 transaction.Commit();
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
389 return OrthancPluginErrorCode_Success;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
390 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
391 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
392 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
393
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
394
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
395 void StorageBackend::Register(OrthancPluginContext* context,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
396 StorageBackend* backend)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
397 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
398 if (context == NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
399 backend == NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
400 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
401 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
402 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
403
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
404 if (context_ != NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
405 backend_.get() != NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
406 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
407 // This function can only be invoked once in the plugin
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
408 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
409 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
410 else
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
411 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
412 context_ = context;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
413 backend_.reset(backend);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
414
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
415 bool hasLoadedV2 = false;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
416
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
417 #if defined(ORTHANC_PLUGINS_VERSION_IS_ABOVE) // Macro introduced in Orthanc 1.3.1
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
418 # if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
419 if (OrthancPluginCheckVersionAdvanced(context, 1, 9, 0) == 1)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
420 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
421 OrthancPluginRegisterStorageArea2(context_, StorageCreate, StorageReadWhole,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
422 NULL /* TODO - StorageReadRange */, StorageRemove);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
423 hasLoadedV2 = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
424 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
425 # endif
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
426 #endif
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
427
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
428 if (!hasLoadedV2)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
429 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
430 OrthancPluginRegisterStorageArea(context_, StorageCreate, StorageRead, StorageRemove);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
431 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
432 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
433 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
434
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
435
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436 void StorageBackend::Finalize()
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437 {
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438 backend_.reset(NULL);
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439 context_ = NULL;
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440 }
219
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441
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442
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443 void StorageBackend::ReadToString(std::string& target,
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444 DatabaseManager::Transaction& transaction,
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445 const std::string& uuid,
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446 OrthancPluginContentType type)
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447 {
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448 class Visitor : public StorageBackend::IFileContentVisitor
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449 {
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450 private:
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451 std::string& target_;
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452 bool success_;
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453
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454 public:
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455 Visitor(std::string& target) :
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456 target_(target),
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457 success_(false)
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458 {
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459 }
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460
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461 bool IsSuccess() const
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462 {
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463 return success_;
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464 }
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465
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466 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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467 {
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468 if (success_)
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469 {
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470 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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471 }
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472 else
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473 {
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474 target_.assign(content);
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475 success_ = true;
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476 }
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477 }
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478 };
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479
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480
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481 Visitor visitor(target);
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482
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483 Read(visitor, transaction, uuid, type);
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484
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485 if (!visitor.IsSuccess())
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486 {
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487 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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488 }
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489 }
1
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490 }