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annotate Framework/Plugins/StorageBackend.cpp @ 230:675f8322eb7c

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refactored StorageBackend by introducing an accessor class
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 06 Apr 2021 11:17:00 +0200
parents a4918d57435c
children 0a9b48d19643
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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::Accessor::Create(const std::string& uuid,
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88 const void* content,
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89 size_t size,
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90 OrthancPluginContentType type)
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91 {
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92 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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93
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94 {
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95 DatabaseManager::CachedStatement statement(
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96 STATEMENT_FROM_HERE, manager_,
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97 "INSERT INTO StorageArea VALUES (${uuid}, ${content}, ${type})");
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99 statement.SetParameterType("uuid", ValueType_Utf8String);
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100 statement.SetParameterType("content", ValueType_File);
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101 statement.SetParameterType("type", ValueType_Integer64);
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102
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103 Dictionary args;
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104 args.SetUtf8Value("uuid", uuid);
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105 args.SetFileValue("content", content, size);
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106 args.SetIntegerValue("type", type);
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107
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108 statement.Execute(args);
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109 }
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110
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111 transaction.Commit();
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112 }
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113
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114
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115 void StorageBackend::Accessor::Read(StorageBackend::IFileContentVisitor& visitor,
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116 const std::string& uuid,
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117 OrthancPluginContentType type)
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118 {
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119 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadOnly);
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120
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121 {
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122 DatabaseManager::CachedStatement statement(
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123 STATEMENT_FROM_HERE, manager_,
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124 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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125
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126 statement.SetParameterType("uuid", ValueType_Utf8String);
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127 statement.SetParameterType("type", ValueType_Integer64);
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128
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129 Dictionary args;
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130 args.SetUtf8Value("uuid", uuid);
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131 args.SetIntegerValue("type", type);
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132
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133 statement.Execute(args);
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134
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135 if (statement.IsDone())
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136 {
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diff changeset
137 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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diff changeset
138 }
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diff changeset
139 else if (statement.GetResultFieldsCount() != 1)
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diff changeset
140 {
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diff changeset
141 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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diff changeset
142 }
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diff changeset
143 else
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diff changeset
144 {
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diff changeset
145 const IValue& value = statement.GetResultField(0);
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diff changeset
146
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diff changeset
147 switch (value.GetType())
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diff changeset
148 {
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diff changeset
149 case ValueType_File:
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diff changeset
150 visitor.Assign(dynamic_cast<const FileValue&>(value).GetContent());
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diff changeset
151 break;
16
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diff changeset
152
230
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diff changeset
153 case ValueType_BinaryString:
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diff changeset
154 visitor.Assign(dynamic_cast<const BinaryStringValue&>(value).GetContent());
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diff changeset
155 break;
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diff changeset
156
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diff changeset
157 default:
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
158 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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159 }
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diff changeset
160 }
16
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diff changeset
161 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
162
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
163 transaction.Commit();
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diff changeset
164
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diff changeset
165 if (!visitor.IsSuccess())
16
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diff changeset
166 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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167 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database, "Could not read attachment from the storage area");
16
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168 }
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diff changeset
169 }
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diff changeset
170
9e419261f1c9 mysql storage area working
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diff changeset
171
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
172 void StorageBackend::Accessor::Remove(const std::string& uuid,
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diff changeset
173 OrthancPluginContentType type)
16
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diff changeset
174 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
175 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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diff changeset
176
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diff changeset
177 {
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diff changeset
178 DatabaseManager::CachedStatement statement(
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diff changeset
179 STATEMENT_FROM_HERE, manager_,
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diff changeset
180 "DELETE FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
16
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diff changeset
181
230
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diff changeset
182 statement.SetParameterType("uuid", ValueType_Utf8String);
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diff changeset
183 statement.SetParameterType("type", ValueType_Integer64);
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diff changeset
184
230
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diff changeset
185 Dictionary args;
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
186 args.SetUtf8Value("uuid", uuid);
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diff changeset
187 args.SetIntegerValue("type", type);
16
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diff changeset
188
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
189 statement.Execute(args);
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
190 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
191
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
192 transaction.Commit();
16
9e419261f1c9 mysql storage area working
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diff changeset
193 }
9e419261f1c9 mysql storage area working
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diff changeset
194
9e419261f1c9 mysql storage area working
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diff changeset
195
9e419261f1c9 mysql storage area working
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diff changeset
196
1
d17b2631bb67 starting StorageBackend
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diff changeset
197 static OrthancPluginContext* context_ = NULL;
157
275e14f57f1e replacing deprecated std::auto_ptr by std::unique_ptr
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diff changeset
198 static std::unique_ptr<StorageBackend> backend_;
1
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diff changeset
199
12
41543239072d transactions for storage area
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diff changeset
200
1
d17b2631bb67 starting StorageBackend
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diff changeset
201 static OrthancPluginErrorCode StorageCreate(const char* uuid,
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
202 const void* content,
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
203 int64_t size,
d17b2631bb67 starting StorageBackend
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diff changeset
204 OrthancPluginContentType type)
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
205 {
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
206 try
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
207 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
208 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
209 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
210 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
211 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
212 else
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
213 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
214 StorageBackend::Accessor accessor(*backend_);
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
215 accessor.Create(uuid, content, static_cast<size_t>(size), type);
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
216 return OrthancPluginErrorCode_Success;
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diff changeset
217 }
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
218 }
d17b2631bb67 starting StorageBackend
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diff changeset
219 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
220 }
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
221
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
222
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
223 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
224 static OrthancPluginErrorCode StorageReadWhole(OrthancPluginMemoryBuffer64* target,
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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diff changeset
225 const char* uuid,
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
226 OrthancPluginContentType type)
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
227 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
228 class Visitor : public StorageBackend::IFileContentVisitor
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
229 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
230 private:
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
231 OrthancPluginMemoryBuffer64* target_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
232 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
233
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
234 public:
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
235 Visitor(OrthancPluginMemoryBuffer64* target) :
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
236 target_(target),
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
237 success_(false)
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
238 {
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
239 }
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
240
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
241 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
242 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
243 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
244 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
245
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
246 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
247 {
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
248 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
249 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
250 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
251 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
252 else
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
253 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
254 assert(context_ != NULL);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
255
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
256 if (OrthancPluginCreateMemoryBuffer64(context_, target_, static_cast<uint64_t>(content.size())) !=
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
257 OrthancPluginErrorCode_Success)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
258 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
259 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
260 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
261
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
262 if (!content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
263 {
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
264 memcpy(target_->data, content.c_str(), content.size());
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
265 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
266
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
267 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
268 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
269 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
270 };
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
271
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
272 try
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
273 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
274 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
275 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
276 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
277 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
278 else if (target == NULL)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
279 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
280 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
281 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
282 else
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
283 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
284 Visitor visitor(target);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
285
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
286 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
287 StorageBackend::Accessor accessor(*backend_);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
288 accessor.Read(visitor, uuid, type);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
289 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
290
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
291 return OrthancPluginErrorCode_Success;
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
292 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
293 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
294 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
295 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
296 #endif
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
297
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
298
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
299 static OrthancPluginErrorCode StorageRead(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
300 int64_t* size,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
301 const char* uuid,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
302 OrthancPluginContentType type)
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 class Visitor : public StorageBackend::IFileContentVisitor
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
305 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
306 private:
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
307 void** data_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
308 int64_t* size_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
309 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
310
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
311 public:
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
312 Visitor(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
313 int64_t* size) :
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
314 data_(data),
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
315 size_(size),
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
316 success_(false)
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 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
319
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
320 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
321 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
322 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
323 }
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 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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 (success_)
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_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
330 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
331 else
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 if (content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
334 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
335 *data_ = NULL;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
336 *size_ = 0;
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 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
339 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
340 *size_ = static_cast<int64_t>(content.size());
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 if (static_cast<size_t>(*size_) != content.size())
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 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
345 "File cannot be stored in a 63bit buffer");
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 *data_ = malloc(*size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
349 if (*data_ == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
350 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
351 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
352 }
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 memcpy(*data_, content.c_str(), *size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
355 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
356
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
357 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
358 }
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
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 try
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
364 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
365 if (backend_.get() == NULL)
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 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
368 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
369 else if (data == NULL ||
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
370 size == NULL)
219
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 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
373 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
374 else
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
375 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
376 Visitor visitor(data, size);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
377
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
378 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
379 StorageBackend::Accessor accessor(*backend_);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
380 accessor.Read(visitor, uuid, type);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
381 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
382
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
383 return OrthancPluginErrorCode_Success;
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
384 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
385 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
386 ORTHANC_PLUGINS_DATABASE_CATCH;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
387 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
388
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
389
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
390 static OrthancPluginErrorCode StorageRemove(const char* uuid,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
391 OrthancPluginContentType type)
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 try
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
394 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
395 if (backend_.get() == NULL)
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
396 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
397 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
398 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
399 else
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
400 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
401 StorageBackend::Accessor accessor(*backend_);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
402 accessor.Remove(uuid, type);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
403 return OrthancPluginErrorCode_Success;
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
404 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
405 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
406 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
407 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
408
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 void StorageBackend::Register(OrthancPluginContext* context,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
411 StorageBackend* backend)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
412 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
413 if (context == NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
414 backend == NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
415 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
416 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
417 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
418
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
419 if (context_ != NULL ||
d17b2631bb67 starting StorageBackend
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420 backend_.get() != NULL)
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421 {
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422 // This function can only be invoked once in the plugin
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423 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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424 }
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425 else
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426 {
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427 context_ = context;
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428 backend_.reset(backend);
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429
219
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430 bool hasLoadedV2 = false;
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431
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432 #if defined(ORTHANC_PLUGINS_VERSION_IS_ABOVE) // Macro introduced in Orthanc 1.3.1
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433 # if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
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434 if (OrthancPluginCheckVersionAdvanced(context, 1, 9, 0) == 1)
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435 {
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436 OrthancPluginRegisterStorageArea2(context_, StorageCreate, StorageReadWhole,
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437 NULL /* TODO - StorageReadRange */, StorageRemove);
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438 hasLoadedV2 = true;
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439 }
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440 # endif
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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441 #endif
219
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442
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443 if (!hasLoadedV2)
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444 {
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445 OrthancPluginRegisterStorageArea(context_, StorageCreate, StorageRead, StorageRemove);
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446 }
1
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447 }
d17b2631bb67 starting StorageBackend
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448 }
d17b2631bb67 starting StorageBackend
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449
d17b2631bb67 starting StorageBackend
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450
d17b2631bb67 starting StorageBackend
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451 void StorageBackend::Finalize()
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452 {
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453 backend_.reset(NULL);
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454 context_ = NULL;
d17b2631bb67 starting StorageBackend
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455 }
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
456
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diff changeset
457
230
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diff changeset
458 void StorageBackend::Accessor::ReadToString(std::string& target,
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diff changeset
459 const std::string& uuid,
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diff changeset
460 OrthancPluginContentType type)
219
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diff changeset
461 {
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diff changeset
462 class Visitor : public StorageBackend::IFileContentVisitor
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463 {
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diff changeset
464 private:
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465 std::string& target_;
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466 bool success_;
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467
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diff changeset
468 public:
dd6cfc250747 removed useless class StorageAreaBuffer
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469 Visitor(std::string& target) :
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diff changeset
470 target_(target),
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diff changeset
471 success_(false)
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diff changeset
472 {
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diff changeset
473 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
474
230
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diff changeset
475 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
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diff changeset
476 {
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477 return success_;
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diff changeset
478 }
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diff changeset
479
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diff changeset
480 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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diff changeset
481 {
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diff changeset
482 if (success_)
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diff changeset
483 {
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484 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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diff changeset
485 }
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diff changeset
486 else
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diff changeset
487 {
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diff changeset
488 target_.assign(content);
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diff changeset
489 success_ = true;
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diff changeset
490 }
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diff changeset
491 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
492 };
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diff changeset
493
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
494
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
495 Visitor visitor(target);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
496 Read(visitor, uuid, type);
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
497 }
1
d17b2631bb67 starting StorageBackend
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498 }