Mercurial > hg > orthanc-databases

annotate Framework/Plugins/StorageBackend.cpp @ 245:9d00e5e073e8

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rename FileValue as ResultFileValue
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 13 Apr 2021 18:50:44 +0200
parents 02cd7254c949
children 483af3f35a4b
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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
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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/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 <OrthancException.h>
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33
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34 #include <cassert>
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35 #include <limits>
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36
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37
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38 #define ORTHANC_PLUGINS_DATABASE_CATCH \
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39 catch (::Orthanc::OrthancException& e) \
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40 { \
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41 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); \
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42 } \
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43 catch (::std::runtime_error& e) \
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44 { \
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45 std::string s = "Exception in storage area back-end: " + std::string(e.what()); \
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46 OrthancPluginLogError(context_, s.c_str()); \
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47 return OrthancPluginErrorCode_DatabasePlugin; \
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48 } \
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49 catch (...) \
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50 { \
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51 OrthancPluginLogError(context_, "Native exception"); \
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52 return OrthancPluginErrorCode_DatabasePlugin; \
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53 }
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54
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55
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56 namespace OrthancDatabases
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57 {
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58 void StorageBackend::SetDatabase(IDatabase* database)
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59 {
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60 if (database == NULL)
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61 {
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62 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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63 }
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64 else if (manager_.get() != NULL)
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65 {
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66 delete database;
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67 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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68 }
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69 else
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70 {
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71 manager_.reset(new DatabaseManager(database));
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72 }
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73 }
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74
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75 DatabaseManager& StorageBackend::GetManager()
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76 {
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77 if (manager_.get() == NULL)
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78 {
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79 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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80 }
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81 else
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82 {
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83 return *manager_;
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84 }
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85 }
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86
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87
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88 void StorageBackend::AccessorBase::Create(const std::string& uuid,
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89 const void* content,
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90 size_t size,
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91 OrthancPluginContentType type)
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92 {
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93 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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94
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95 {
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96 DatabaseManager::CachedStatement statement(
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97 STATEMENT_FROM_HERE, manager_,
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98 "INSERT INTO StorageArea VALUES (${uuid}, ${content}, ${type})");
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99
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100 statement.SetParameterType("uuid", ValueType_Utf8String);
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101 statement.SetParameterType("content", ValueType_InputFile);
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102 statement.SetParameterType("type", ValueType_Integer64);
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103
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104 Dictionary args;
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105 args.SetUtf8Value("uuid", uuid);
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106 args.SetFileValue("content", content, size);
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107 args.SetIntegerValue("type", type);
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108
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109 statement.Execute(args);
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110 }
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111
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112 transaction.Commit();
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113 }
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114
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115
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116 void StorageBackend::AccessorBase::ReadWhole(StorageBackend::IFileContentVisitor& visitor,
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117 const std::string& uuid,
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118 OrthancPluginContentType type)
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119 {
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120 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadOnly);
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121
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122 {
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123 DatabaseManager::CachedStatement statement(
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124 STATEMENT_FROM_HERE, manager_,
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125 "SELECT content FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
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126
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127 statement.SetParameterType("uuid", ValueType_Utf8String);
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128 statement.SetParameterType("type", ValueType_Integer64);
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129
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130 Dictionary args;
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131 args.SetUtf8Value("uuid", uuid);
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132 args.SetIntegerValue("type", type);
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133
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134 statement.Execute(args);
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135
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136 if (statement.IsDone())
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diff changeset
137 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
138 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource);
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diff changeset
139 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
140 else if (statement.GetResultFieldsCount() != 1)
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diff changeset
141 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
142 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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diff changeset
143 }
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diff changeset
144 else
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diff changeset
145 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
146 const IValue& value = statement.GetResultField(0);
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diff changeset
147
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
148 switch (value.GetType())
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diff changeset
149 {
245
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diff changeset
150 case ValueType_ResultFile:
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diff changeset
151 visitor.Assign(dynamic_cast<const ResultFileValue&>(value).GetContent());
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
152 break;
16
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parents: 14
diff changeset
153
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
154 case ValueType_BinaryString:
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diff changeset
155 visitor.Assign(dynamic_cast<const BinaryStringValue&>(value).GetContent());
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diff changeset
156 break;
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diff changeset
157
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
158 default:
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
159 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database);
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diff changeset
160 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
161 }
16
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
162 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
163
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
164 transaction.Commit();
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diff changeset
165
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
166 if (!visitor.IsSuccess())
16
9e419261f1c9 mysql storage area working
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diff changeset
167 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
168 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database, "Could not read attachment from the storage area");
16
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diff changeset
169 }
9e419261f1c9 mysql storage area working
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diff changeset
170 }
9e419261f1c9 mysql storage area working
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diff changeset
171
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
172
242
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
173 void StorageBackend::AccessorBase::ReadRange(IFileContentVisitor& visitor,
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parents: 231
diff changeset
174 const std::string& uuid,
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diff changeset
175 OrthancPluginContentType type,
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diff changeset
176 uint64_t start,
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diff changeset
177 uint64_t length)
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diff changeset
178 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
179 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
180 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
181
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
182
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
183 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
184 OrthancPluginContentType type)
16
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
185 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
186 DatabaseManager::Transaction transaction(manager_, TransactionType_ReadWrite);
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parents: 226
diff changeset
187
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diff changeset
188 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
189 DatabaseManager::CachedStatement statement(
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diff changeset
190 STATEMENT_FROM_HERE, manager_,
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
191 "DELETE FROM StorageArea WHERE uuid=${uuid} AND type=${type}");
16
9e419261f1c9 mysql storage area working
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diff changeset
192
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
193 statement.SetParameterType("uuid", ValueType_Utf8String);
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diff changeset
194 statement.SetParameterType("type", ValueType_Integer64);
16
9e419261f1c9 mysql storage area working
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diff changeset
195
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
196 Dictionary args;
675f8322eb7c refactored StorageBackend by introducing an accessor class
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diff changeset
197 args.SetUtf8Value("uuid", uuid);
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diff changeset
198 args.SetIntegerValue("type", type);
16
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
199
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
200 statement.Execute(args);
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
201 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
202
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
203 transaction.Commit();
16
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
204 }
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
205
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
206
9e419261f1c9 mysql storage area working
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parents: 14
diff changeset
207
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
208 static OrthancPluginContext* context_ = NULL;
157
275e14f57f1e replacing deprecated std::auto_ptr by std::unique_ptr
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parents: 152
diff changeset
209 static std::unique_ptr<StorageBackend> backend_;
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
210
12
41543239072d transactions for storage area
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parents: 1
diff changeset
211
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
212 static OrthancPluginErrorCode StorageCreate(const char* uuid,
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
213 const void* content,
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
214 int64_t size,
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
215 OrthancPluginContentType type)
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
216 {
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
217 try
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
218 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
219 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
220 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
221 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
222 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
223 else
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
224 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
225 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
226 accessor->Create(uuid, content, static_cast<size_t>(size), type);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
227 return OrthancPluginErrorCode_Success;
675f8322eb7c refactored StorageBackend by introducing an accessor class
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parents: 226
diff changeset
228 }
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
229 }
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
230 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
231 }
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
232
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
233
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
234 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
235 static OrthancPluginErrorCode StorageReadWhole(OrthancPluginMemoryBuffer64* target,
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
236 const char* uuid,
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
237 OrthancPluginContentType type)
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
238 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
239 class Visitor : public StorageBackend::IFileContentVisitor
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
240 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
241 private:
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
242 OrthancPluginMemoryBuffer64* target_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
243 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
244
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
245 public:
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
246 Visitor(OrthancPluginMemoryBuffer64* target) :
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
247 target_(target),
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
248 success_(false)
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
249 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
250 if (target == NULL)
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
251 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
252 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
253 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
254 }
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
255
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
256 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
257 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
258 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
259 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
260
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
261 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
262 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
263 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
264 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
265 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
266 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
267 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
268 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
269 assert(context_ != NULL);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
270
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
271 if (OrthancPluginCreateMemoryBuffer64(context_, target_, static_cast<uint64_t>(content.size())) !=
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
272 OrthancPluginErrorCode_Success)
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
273 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
274 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
275 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
276
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
277 if (!content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
278 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
279 memcpy(target_->data, content.c_str(), content.size());
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
280 }
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
281
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
282 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
283 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
284 }
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
285 };
242
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parents: 231
diff changeset
286
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diff changeset
287
1
d17b2631bb67 starting StorageBackend
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diff changeset
288 try
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parents:
diff changeset
289 {
219
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
290 if (backend_.get() == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
291 {
dd6cfc250747 removed useless class StorageAreaBuffer
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diff changeset
292 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
293 }
242
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
294 else
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
295 {
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diff changeset
296 Visitor visitor(target);
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diff changeset
297
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diff changeset
298 {
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diff changeset
299 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
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diff changeset
300 accessor->ReadWhole(visitor, uuid, type);
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diff changeset
301 }
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parents: 231
diff changeset
302
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
303 return OrthancPluginErrorCode_Success;
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
304 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
305 }
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
306 ORTHANC_PLUGINS_DATABASE_CATCH;
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diff changeset
307 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
308
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
309
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
310 static OrthancPluginErrorCode StorageReadRange(OrthancPluginMemoryBuffer64* target,
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diff changeset
311 const char* uuid,
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diff changeset
312 OrthancPluginContentType type,
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diff changeset
313 uint64_t start)
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parents: 231
diff changeset
314 {
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
315 class Visitor : public StorageBackend::IFileContentVisitor
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
316 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
317 private:
b97a537f4613 MySQL: Support of range reads for the storage area
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diff changeset
318 OrthancPluginMemoryBuffer64* target_; // This buffer is already allocated by the Orthanc core
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
319 bool success_;
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
320
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
321 public:
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
322 Visitor(OrthancPluginMemoryBuffer64* target) :
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parents: 231
diff changeset
323 target_(target),
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
324 success_(false)
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
325 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
326 if (target == NULL)
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
327 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
328 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
329 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
330 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
331
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
332 virtual bool IsSuccess() const ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
333 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
334 return success_;
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
335 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
336
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
337 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
338 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
339 if (success_)
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
340 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
341 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
342 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
343 else
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
344 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
345 if (content.size() != target_->size)
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
346 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
347 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
348 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
349
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
350 if (!content.empty())
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
351 {
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
352 memcpy(target_->data, content.c_str(), content.size());
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
353 }
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
354
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
355 success_ = true;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
356 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
357 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
358 };
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
359
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
360
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
361 try
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
362 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
363 if (backend_.get() == NULL)
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
364 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
365 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
366 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
367 else
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
368 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
369 Visitor visitor(target);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
370
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
371 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
372 std::unique_ptr<StorageBackend::IAccessor> accessor(backend_->CreateAccessor());
b97a537f4613 MySQL: Support of range reads for the storage area
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parents: 231
diff changeset
373 accessor->ReadRange(visitor, uuid, type, start, target->size);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
374 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
375
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
376 return OrthancPluginErrorCode_Success;
194
a51ce147dbe0 refactoring using new class StorageAreaBuffer
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parents: 193
diff changeset
377 }
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
378 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
379 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
380 }
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
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parents: 194
diff changeset
381 #endif
1
d17b2631bb67 starting StorageBackend
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parents:
diff changeset
382
219
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
383
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
384 static OrthancPluginErrorCode StorageRead(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
385 int64_t* size,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
386 const char* uuid,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
387 OrthancPluginContentType type)
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
388 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
389 class Visitor : public StorageBackend::IFileContentVisitor
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
390 {
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
391 private:
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
392 void** data_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
393 int64_t* size_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
394 bool success_;
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
395
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
396 public:
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
397 Visitor(void** data,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
398 int64_t* size) :
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
399 data_(data),
dd6cfc250747 removed useless class StorageAreaBuffer
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parents: 208
diff changeset
400 size_(size),
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
401 success_(false)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
402 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
403 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
404
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
405 virtual bool IsSuccess() const ORTHANC_OVERRIDE
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
406 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
407 return success_;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
408 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
409
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
410 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
411 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
412 if (success_)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
413 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
414 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
415 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
416 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
417 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
418 if (content.empty())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
419 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
420 *data_ = NULL;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
421 *size_ = 0;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
422 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
423 else
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
424 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
425 *size_ = static_cast<int64_t>(content.size());
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 if (static_cast<size_t>(*size_) != content.size())
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
428 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
429 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory,
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
430 "File cannot be stored in a 63bit buffer");
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
431 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
432
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
433 *data_ = malloc(*size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
434 if (*data_ == NULL)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
435 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
436 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
437 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
438
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
439 memcpy(*data_, content.c_str(), *size_);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
440 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
441
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
442 success_ = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
443 }
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 };
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
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
448 try
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
449 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
450 if (backend_.get() == NULL)
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 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
453 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
454 else if (data == NULL ||
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
455 size == NULL)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
456 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
457 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
458 }
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
459 else
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
460 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
461 Visitor visitor(data, size);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
462
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
463 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
464 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
465 accessor->ReadWhole(visitor, uuid, type);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
466 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
467
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
468 return OrthancPluginErrorCode_Success;
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
469 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
470 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
471 ORTHANC_PLUGINS_DATABASE_CATCH;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
472 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
473
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
474
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
475 static OrthancPluginErrorCode StorageRemove(const char* uuid,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
476 OrthancPluginContentType type)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
477 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
478 try
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
479 {
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
480 if (backend_.get() == NULL)
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
481 {
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
482 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
483 }
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
484 else
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
485 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
486 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
487 accessor->Remove(uuid, type);
230
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
488 return OrthancPluginErrorCode_Success;
675f8322eb7c refactored StorageBackend by introducing an accessor class
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 226
diff changeset
489 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
490 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
491 ORTHANC_PLUGINS_DATABASE_CATCH;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
492 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
493
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
494
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
495 void StorageBackend::Register(OrthancPluginContext* context,
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
496 StorageBackend* backend)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
497 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
498 if (context == NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
499 backend == NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
500 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
501 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
502 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
503
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
504 if (context_ != NULL ||
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
505 backend_.get() != NULL)
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
506 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
507 // This function can only be invoked once in the plugin
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
508 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
509 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
510 else
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
511 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
512 context_ = context;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
513 backend_.reset(backend);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
514
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
515 bool hasLoadedV2 = false;
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 #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
518 # if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 9, 0)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
519 if (OrthancPluginCheckVersionAdvanced(context, 1, 9, 0) == 1)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
520 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
521 OrthancPluginStorageReadRange readRange = NULL;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
522 if (backend_->HasReadRange())
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
523 {
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
524 readRange = StorageReadRange;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
525 }
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
526
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
527 OrthancPluginRegisterStorageArea2(context_, StorageCreate, StorageReadWhole, readRange, StorageRemove);
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
528 hasLoadedV2 = true;
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
529 }
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
530 # endif
195
53bd9022c58b Support of "OrthancPluginRegisterStorageArea2()" from Orthanc SDK 1.9.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 194
diff changeset
531 #endif
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
532
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
533 if (!hasLoadedV2)
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
534 {
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
535 OrthancPluginRegisterStorageArea(context_, StorageCreate, StorageRead, StorageRemove);
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
536 }
1
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
537 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
538 }
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
539
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
540
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
541 void StorageBackend::Finalize()
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
542 {
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
543 backend_.reset(NULL);
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
544 context_ = NULL;
d17b2631bb67 starting StorageBackend
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
545 }
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
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
548 class StorageBackend::StringVisitor : public StorageBackend::IFileContentVisitor
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
549 {
242
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
550 private:
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
551 std::string& target_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
552 bool success_;
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
553
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
554 public:
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
555 StringVisitor(std::string& target) :
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
556 target_(target),
b97a537f4613 MySQL: Support of range reads for the storage area
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 231
diff changeset
557 success_(false)
219
dd6cfc250747 removed useless class StorageAreaBuffer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 208
diff changeset
558 {
242
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559 }
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560
242
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561 virtual bool IsSuccess() const ORTHANC_OVERRIDE
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562 {
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563 return success_;
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564 }
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565
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566 virtual void Assign(const std::string& content) ORTHANC_OVERRIDE
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567 {
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568 if (success_)
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569 {
242
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570 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
219
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571 }
242
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572 else
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573 {
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574 target_.assign(content);
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575 success_ = true;
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576 }
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577 }
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578 };
219
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579
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580
242
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581 void StorageBackend::ReadWholeToString(std::string& target,
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582 IAccessor& accessor,
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583 const std::string& uuid,
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584 OrthancPluginContentType type)
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585 {
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586 StringVisitor visitor(target);
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587 accessor.ReadWhole(visitor, uuid, type);
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588
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589 if (!visitor.IsSuccess())
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590 {
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591 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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592 }
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593 }
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594
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595
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596 void StorageBackend::ReadRangeToString(std::string& target,
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597 IAccessor& accessor,
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598 const std::string& uuid,
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599 OrthancPluginContentType type,
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600 uint64_t start,
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601 uint64_t length)
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602 {
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603 StringVisitor visitor(target);
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604 accessor.ReadRange(visitor, uuid, type, start, length);
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605
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606 if (!visitor.IsSuccess())
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607 {
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608 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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609 }
219
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610 }
1
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611 }