Mercurial > hg > orthanc-databases

annotate Framework/Plugins/StorageBackend.cpp @ 253:3bc442765b88

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new configuration option: "IndexConnectionsCount"
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 14 Apr 2021 15:08:51 +0200
parents 33fa478c119a
children d663d9e44f8d
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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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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
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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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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/ResultFileValue.h"
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30
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31 #include <Compatibility.h> // For std::unique_ptr<>
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32 #include <Logging.h>
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33 #include <OrthancException.h>
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34
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35 #include <cassert>
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36 #include <limits>
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37
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38
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39 #define ORTHANC_PLUGINS_DATABASE_CATCH \
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40 catch (::Orthanc::OrthancException& e) \
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41 { \
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42 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); \
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43 } \
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44 catch (::std::runtime_error& e) \
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45 { \
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46 std::string s = "Exception in storage area back-end: " + std::string(e.what()); \
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47 OrthancPluginLogError(context_, s.c_str()); \
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48 return OrthancPluginErrorCode_DatabasePlugin; \
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49 } \
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50 catch (...) \
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51 { \
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52 OrthancPluginLogError(context_, "Native exception"); \
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53 return OrthancPluginErrorCode_DatabasePlugin; \
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54 }
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55
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56
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57 namespace OrthancDatabases
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58 {
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59 void StorageBackend::SetDatabase(IDatabase* database)
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60 {
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61 if (database == NULL)
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62 {
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63 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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64 }
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65 else if (manager_.get() != NULL)
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66 {
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67 delete database;
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68 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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69 }
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70 else
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71 {
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72 manager_.reset(new DatabaseManager(database));
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73 }
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74 }
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75
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76 DatabaseManager& StorageBackend::GetManager()
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77 {
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78 if (manager_.get() == NULL)
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79 {
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80 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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81 }
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82 else
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83 {
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84 return *manager_;
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85 }
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86 }
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87
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88
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89 void StorageBackend::AccessorBase::Create(const std::string& uuid,
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90 const void* content,
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91 size_t size,
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92 OrthancPluginContentType type)
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93 {
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94 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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96 {
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97 DatabaseManager::CachedStatement statement(
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98 STATEMENT_FROM_HERE, manager_,
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99 "INSERT INTO StorageArea VALUES (${uuid}, ${content}, ${type})");
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100
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101 statement.SetParameterType("uuid", ValueType_Utf8String);
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102 statement.SetParameterType("content", ValueType_InputFile);
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103 statement.SetParameterType("type", ValueType_Integer64);
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104
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105 Dictionary args;
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106 args.SetUtf8Value("uuid", uuid);
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107 args.SetFileValue("content", content, size);
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108 args.SetIntegerValue("type", type);
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109
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110 statement.Execute(args);
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111 }
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112
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113 transaction.Commit();
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114 }
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115
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116
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117 void StorageBackend::AccessorBase::ReadWhole(StorageBackend::IFileContentVisitor& visitor,
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118 const std::string& uuid,
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119 OrthancPluginContentType type)
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120 {
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121 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadOnly);
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122
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123 {
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124 DatabaseManager::CachedStatement statement(
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125 STATEMENT_FROM_HERE, manager_,
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126 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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127
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128 statement.SetParameterType("uuid", ValueType_Utf8String);
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129 statement.SetParameterType("type", ValueType_Integer64);
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130
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131 Dictionary args;
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132 args.SetUtf8Value("uuid", uuid);
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133 args.SetIntegerValue("type", type);
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134
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135 statement.Execute(args);
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136
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diff changeset
137 if (statement.IsDone())
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138 {
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139 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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140 }
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141 else if (statement.GetResultFieldsCount() != 1)
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142 {
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143 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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144 }
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diff changeset
145 else
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146 {
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147 const IValue& value = statement.GetResultField(0);
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148
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149 switch (value.GetType())
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150 {
245
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151 case ValueType_ResultFile:
246
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152 {
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153 std::string content;
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154 dynamic_cast<const ResultFileValue&>(value).ReadWhole(content);
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155 visitor.Assign(content);
230
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156 break;
246
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157 }
16
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158
230
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159 case ValueType_BinaryString:
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160 visitor.Assign(dynamic_cast<const BinaryStringValue&>(value).GetContent());
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161 break;
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162
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163 default:
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164 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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165 }
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diff changeset
166 }
16
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167 }
230
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168
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169 transaction.Commit();
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170
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171 if (!visitor.IsSuccess())
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172 {
230
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173 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database, "Could not read attachment from the storage area");
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174 }
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175 }
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176
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177
242
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178 void StorageBackend::AccessorBase::ReadRange(IFileContentVisitor& visitor,
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179 const std::string& uuid,
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180 OrthancPluginContentType type,
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diff changeset
181 uint64_t start,
246
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182 size_t length)
242
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183 {
246
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184 /**
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185 * This is a generic implementation, that will only work if
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186 * "ResultFileValue" is implemented by the database backend. For
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187 * instance, this will *not* work with MySQL, as the latter uses
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188 * BLOB columns to store files.
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189 **/
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190 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadOnly);
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191
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192 {
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193 DatabaseManager::CachedStatement statement(
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194 STATEMENT_FROM_HERE, manager_,
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195 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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196
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197 statement.SetParameterType("uuid", ValueType_Utf8String);
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198 statement.SetParameterType("type", ValueType_Integer64);
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199
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diff changeset
200 Dictionary args;
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201 args.SetUtf8Value("uuid", uuid);
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202 args.SetIntegerValue("type", type);
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diff changeset
203
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diff changeset
204 statement.Execute(args);
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205
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diff changeset
206 if (statement.IsDone())
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207 {
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208 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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209 }
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diff changeset
210 else if (statement.GetResultFieldsCount() != 1)
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diff changeset
211 {
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diff changeset
212 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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diff changeset
213 }
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diff changeset
214 else
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
215 {
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diff changeset
216 const IValue& value = statement.GetResultField(0);
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diff changeset
217 if (value.GetType() == ValueType_ResultFile)
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diff changeset
218 {
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diff changeset
219 std::string content;
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diff changeset
220 dynamic_cast<const ResultFileValue&>(value).ReadRange(content, start, length);
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
221 visitor.Assign(content);
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
222 }
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
223 else
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
224 {
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
225 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
226 }
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
227 }
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
228 }
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
229
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
230 transaction.Commit();
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
231
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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parents: 245
diff changeset
232 if (!visitor.IsSuccess())
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
233 {
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
234 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database, "Could not read attachment from the storage area");
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
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diff changeset
235 }
242
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
236 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
237
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
238
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
239 void StorageBackend::AccessorBase::Remove(const std::string& uuid,
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
240 OrthancPluginContentType type)
16
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parents: 14
diff changeset
241 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
242 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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parents: 226
diff changeset
243
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
244 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
245 DatabaseManager::CachedStatement statement(
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diff changeset
246 STATEMENT_FROM_HERE, manager_,
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diff changeset
247 "DELETE FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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diff changeset
248
230
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diff changeset
249 statement.SetParameterType("uuid", ValueType_Utf8String);
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diff changeset
250 statement.SetParameterType("type", ValueType_Integer64);
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diff changeset
251
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
252 Dictionary args;
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
253 args.SetUtf8Value("uuid", uuid);
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diff changeset
254 args.SetIntegerValue("type", type);
16
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diff changeset
255
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
256 statement.Execute(args);
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
257 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
258
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
259 transaction.Commit();
16
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diff changeset
260 }
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
261
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
262
9e419261f1c9 mysql storage area working
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263
1
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264 static OrthancPluginContext* context_ = NULL;
157
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265 static std::unique_ptr<StorageBackend> backend_;
1
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266
12
41543239072d transactions for storage area
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diff changeset
267
1
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268 static OrthancPluginErrorCode StorageCreate(const char* uuid,
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269 const void* content,
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270 int64_t size,
d17b2631bb67 starting StorageBackend
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271 OrthancPluginContentType type)
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272 {
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273 try
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274 {
219
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275 if (backend_.get() == NULL)
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276 {
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277 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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278 }
230
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diff changeset
279 else
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280 {
242
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281 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
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282 accessor->Create(uuid, content, static_cast<size_t>(size), type);
230
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283 return OrthancPluginErrorCode_Success;
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284 }
1
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285 }
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286 ORTHANC_PLUGINS_DATABASE_CATCH;
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287 }
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288
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289
195
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290 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
219
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291 static OrthancPluginErrorCode StorageReadWhole(OrthancPluginMemoryBuffer64* target,
195
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292 const char* uuid,
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293 OrthancPluginContentType type)
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294 {
219
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295 class Visitor : public StorageBackend::IFileContentVisitor
195
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296 {
219
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297 private:
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298 OrthancPluginMemoryBuffer64* target_;
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299 bool success_;
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300
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301 public:
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302 Visitor(OrthancPluginMemoryBuffer64* target) :
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303 target_(target),
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304 success_(false)
195
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305 {
242
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306 if (target == NULL)
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307 {
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308 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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309 }
195
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310 }
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311
230
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312 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
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313 {
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314 return success_;
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315 }
195
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316
219
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317 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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318 {
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319 if (success_)
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diff changeset
320 {
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321 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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322 }
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diff changeset
323 else
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diff changeset
324 {
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325 assert(context_ != NULL);
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326
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327 if (OrthancPluginCreateMemoryBuffer64(context_, target_, static_cast<uint64_t>(content.size())) !=
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diff changeset
328 OrthancPluginErrorCode_Success)
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329 {
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330 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
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331 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
332
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
333 if (!content.empty())
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diff changeset
334 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
335 memcpy(target_->data, content.c_str(), content.size());
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336 }
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diff changeset
337
dd6cfc250747 removed useless class StorageAreaBuffer
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338 success_ = true;
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diff changeset
339 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
340 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
341 };
242
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diff changeset
342
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diff changeset
343
1
d17b2631bb67 starting StorageBackend
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344 try
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diff changeset
345 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
346 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
347 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
348 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
349 }
242
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diff changeset
350 else
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diff changeset
351 {
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diff changeset
352 Visitor visitor(target);
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diff changeset
353
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diff changeset
354 {
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diff changeset
355 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
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diff changeset
356 accessor->ReadWhole(visitor, uuid, type);
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diff changeset
357 }
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diff changeset
358
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
359 return OrthancPluginErrorCode_Success;
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diff changeset
360 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
361 }
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
362 ORTHANC_PLUGINS_DATABASE_CATCH;
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
363 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
364
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
365
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diff changeset
366 static OrthancPluginErrorCode StorageReadRange(OrthancPluginMemoryBuffer64* target,
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diff changeset
367 const char* uuid,
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diff changeset
368 OrthancPluginContentType type,
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diff changeset
369 uint64_t start)
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diff changeset
370 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
371 class Visitor : public StorageBackend::IFileContentVisitor
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diff changeset
372 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
373 private:
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
374 OrthancPluginMemoryBuffer64* target_; // This buffer is already allocated by the Orthanc core
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diff changeset
375 bool success_;
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diff changeset
376
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diff changeset
377 public:
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diff changeset
378 Visitor(OrthancPluginMemoryBuffer64* target) :
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diff changeset
379 target_(target),
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diff changeset
380 success_(false)
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
381 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
382 if (target == NULL)
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
383 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
384 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
385 }
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parents: 231
diff changeset
386 }
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
387
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
388 virtual bool IsSuccess() const ORTHANC_OVERRIDE
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diff changeset
389 {
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diff changeset
390 return success_;
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
391 }
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
392
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
393 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
394 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
395 if (success_)
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
396 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
397 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
398 }
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parents: 231
diff changeset
399 else
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
400 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
401 if (content.size() != target_->size)
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
402 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
403 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
404 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
405
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
406 if (!content.empty())
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
407 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
408 memcpy(target_->data, content.c_str(), content.size());
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
409 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
410
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
411 success_ = true;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
412 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
413 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
414 };
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
415
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
416
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
417 try
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
418 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
419 if (backend_.get() == NULL)
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
420 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
421 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
422 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
423 else
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
424 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
425 Visitor visitor(target);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
426
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
427 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
428 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
429 accessor->ReadRange(visitor, uuid, type, start, target->size);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
430 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
431
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
432 return OrthancPluginErrorCode_Success;
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
433 }
1
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 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
436 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
437 #endif
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
438
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
439
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
440 static OrthancPluginErrorCode StorageRead(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
441 int64_t* size,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
442 const char* uuid,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
443 OrthancPluginContentType type)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
444 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
445 class Visitor : public StorageBackend::IFileContentVisitor
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
446 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
447 private:
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
448 void** data_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
449 int64_t* size_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
450 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
451
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
452 public:
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
453 Visitor(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
454 int64_t* size) :
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
455 data_(data),
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
456 size_(size),
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
457 success_(false)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
458 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
459 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
460
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
461 ~Visitor()
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
462 {
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
463 if (data_ != NULL /* this condition is invalidated by "Release()" */ &&
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
464 *data_ != NULL)
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
465 {
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
466 free(*data_);
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
467 }
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
468 }
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
469
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
470 void Release()
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
471 {
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
472 data_ = NULL;
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
473 }
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
474
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
475 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
476 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
477 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
478 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
479
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
480 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
481 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
482 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
483 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
484 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
485 }
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
486 else if (data_ == NULL)
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
487 {
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
488 // "Release()" has been called
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
489 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
490 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
491 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
492 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
493 if (content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
494 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
495 *data_ = NULL;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
496 *size_ = 0;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
497 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
498 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
499 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
500 *size_ = static_cast<int64_t>(content.size());
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
501
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
502 if (static_cast<size_t>(*size_) != content.size())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
503 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
504 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
505 "File cannot be stored in a 63bit buffer");
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
506 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
507
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
508 *data_ = malloc(*size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
509 if (*data_ == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
510 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
511 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
512 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
513
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
514 memcpy(*data_, content.c_str(), *size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
515 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
516
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
517 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
518 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
519 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
520 };
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
521
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
522
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
523 try
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
524 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
525 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
526 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
527 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
528 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
529 else if (data == NULL ||
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
530 size == NULL)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
531 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
532 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
533 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
534 else
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
535 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
536 Visitor visitor(data, size);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
537
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
538 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
539 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
540 accessor->ReadWhole(visitor, uuid, type);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
541 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
542
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
543 visitor.Release();
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
544
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
545 return OrthancPluginErrorCode_Success;
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
546 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
547 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
548 ORTHANC_PLUGINS_DATABASE_CATCH;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
549 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
550
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
551
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
552 static OrthancPluginErrorCode StorageRemove(const char* uuid,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
553 OrthancPluginContentType type)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
554 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
555 try
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
556 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
557 if (backend_.get() == NULL)
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
558 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
559 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
560 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
561 else
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
562 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
563 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
564 accessor->Remove(uuid, type);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
565 return OrthancPluginErrorCode_Success;
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
566 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
567 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
568 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
569 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
570
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
571
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
572 void StorageBackend::Register(OrthancPluginContext* context,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
573 StorageBackend* backend)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
574 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
575 if (context == NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
576 backend == NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
577 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
578 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
579 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
580
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
581 if (context_ != NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
582 backend_.get() != NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
583 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
584 // This function can only be invoked once in the plugin
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
585 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
586 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
587 else
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
588 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
589 context_ = context;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
590 backend_.reset(backend);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
591
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
592 bool hasLoadedV2 = false;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
593
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
594 #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
595 # if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
596 if (OrthancPluginCheckVersionAdvanced(context, 1, 9, 0) == 1)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
597 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
598 OrthancPluginStorageReadRange readRange = NULL;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
599 if (backend_->HasReadRange())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
600 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
601 readRange = StorageReadRange;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
602 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
603
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
604 OrthancPluginRegisterStorageArea2(context_, StorageCreate, StorageReadWhole, readRange, StorageRemove);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
605 hasLoadedV2 = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
606 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
607 # endif
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
608 #endif
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
609
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
610 if (!hasLoadedV2)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
611 {
249
7f5ee2b42a86 better performance warnings
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 246
diff changeset
612 LOG(WARNING) << "Performance warning: Your version of the Orthanc SDK doesn't support reading of file ranges";
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
613 OrthancPluginRegisterStorageArea(context_, StorageCreate, StorageRead, StorageRemove);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
614 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
615 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
616 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
617
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
618
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
619 void StorageBackend::Finalize()
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
620 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
621 backend_.reset(NULL);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
622 context_ = NULL;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
623 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
624
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
625
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
626 class StorageBackend::StringVisitor : public StorageBackend::IFileContentVisitor
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
627 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
628 private:
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
629 std::string& target_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
630 bool success_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
631
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
632 public:
252
33fa478c119a cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 249
diff changeset
633 explicit StringVisitor(std::string& target) :
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
634 target_(target),
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
635 success_(false)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
636 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
637 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
638
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
639 virtual bool IsSuccess() const ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
640 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
641 return success_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
642 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
643
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
644 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
645 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
646 if (success_)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
647 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
648 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
649 }
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
650 else
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
651 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
652 target_.assign(content);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
653 success_ = true;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
654 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
655 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
656 };
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
657
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
658
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
659 void StorageBackend::ReadWholeToString(std::string& target,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
660 IAccessor& accessor,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
661 const std::string& uuid,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
662 OrthancPluginContentType type)
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
663 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
664 StringVisitor visitor(target);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
665 accessor.ReadWhole(visitor, uuid, type);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
666
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
667 if (!visitor.IsSuccess())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
668 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
669 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
670 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
671 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
672
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
673
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
674 void StorageBackend::ReadRangeToString(std::string& target,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
675 IAccessor& accessor,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
676 const std::string& uuid,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
677 OrthancPluginContentType type,
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
678 uint64_t start,
246
483af3f35a4b turning ResultFileValue into a base class, and implement its primitives for PostgreSQL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 245
diff changeset
679 size_t length)
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
680 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
681 StringVisitor visitor(target);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
682 accessor.ReadRange(visitor, uuid, type, start, length);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
683
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
684 if (!visitor.IsSuccess())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
685 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
686 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
687 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
688 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
689 }