Mercurial > hg > orthanc

annotate OrthancServer/Search/LookupResource.cpp @ 1750:55d52567bebb db-changes

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LookupResource implemented
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 27 Oct 2015 12:45:50 +0100
parents 99f4a05f39fa
children fb569ee09a69
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #include "../PrecompiledHeadersServer.h"
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34 #include "LookupResource.h"
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35
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36 #include "../../Core/OrthancException.h"
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37 #include "../../Core/FileStorage/StorageAccessor.h"
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38 #include "../ServerToolbox.h"
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39
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40
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41 namespace Orthanc
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42 {
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43 LookupResource::Level::Level(ResourceType level) : level_(level)
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44 {
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45 const DicomTag* tags = NULL;
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46 size_t size;
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47
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48 LookupIdentifierQuery::LoadIdentifiers(tags, size, level);
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49
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50 for (size_t i = 0; i < size; i++)
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51 {
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52 identifiers_.insert(tags[i]);
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53 }
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54
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55 DicomMap::LoadMainDicomTags(tags, size, level);
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56
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57 for (size_t i = 0; i < size; i++)
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58 {
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59 if (identifiers_.find(tags[i]) == identifiers_.end())
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60 {
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61 mainTags_.insert(tags[i]);
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62 }
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63 }
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64 }
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65
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66 LookupResource::Level::~Level()
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67 {
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68 for (Constraints::iterator it = mainTagsConstraints_.begin();
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69 it != mainTagsConstraints_.end(); ++it)
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70 {
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71 delete *it;
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72 }
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73
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74 for (Constraints::iterator it = identifiersConstraints_.begin();
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75 it != identifiersConstraints_.end(); ++it)
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76 {
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77 delete *it;
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78 }
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79 }
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80
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81 bool LookupResource::Level::Add(std::auto_ptr<IFindConstraint>& constraint)
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82 {
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83 if (identifiers_.find(constraint->GetTag()) != identifiers_.end())
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84 {
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85 if (level_ == ResourceType_Patient)
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86 {
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87 // The filters on the patient level must be cloned to the study level
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88 identifiersConstraints_.push_back(constraint->Clone());
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89 }
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90 else
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91 {
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92 identifiersConstraints_.push_back(constraint.release());
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93 }
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94
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95 return true;
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96 }
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97 else if (mainTags_.find(constraint->GetTag()) != mainTags_.end())
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98 {
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99 if (level_ == ResourceType_Patient)
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100 {
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101 // The filters on the patient level must be cloned to the study level
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102 mainTagsConstraints_.push_back(constraint->Clone());
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103 }
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104 else
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105 {
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106 mainTagsConstraints_.push_back(constraint.release());
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107 }
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108
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109 return true;
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110 }
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111 else
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112 {
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113 return false;
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114 }
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115 }
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116
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117
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118 LookupResource::LookupResource(ResourceType level) : level_(level)
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119 {
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120 switch (level)
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121 {
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122 case ResourceType_Patient:
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123 levels_[ResourceType_Patient] = new Level(ResourceType_Patient);
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124 break;
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125
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126 case ResourceType_Study:
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127 levels_[ResourceType_Study] = new Level(ResourceType_Study);
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128 // Do not add "break" here
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129
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130 case ResourceType_Series:
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131 levels_[ResourceType_Series] = new Level(ResourceType_Series);
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132 // Do not add "break" here
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133
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134 case ResourceType_Instance:
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135 levels_[ResourceType_Instance] = new Level(ResourceType_Instance);
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136 break;
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137
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138 default:
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139 throw OrthancException(ErrorCode_InternalError);
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140 }
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141 }
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142
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143
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144 LookupResource::~LookupResource()
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145 {
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146 for (Levels::iterator it = levels_.begin();
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147 it != levels_.end(); ++it)
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148 {
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149 delete it->second;
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150 }
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151
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152 for (Constraints::iterator it = unoptimizedConstraints_.begin();
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153 it != unoptimizedConstraints_.end(); ++it)
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154 {
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155 delete *it;
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156 }
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157 }
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158
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159
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160
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161 bool LookupResource::AddInternal(ResourceType level,
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162 std::auto_ptr<IFindConstraint>& constraint)
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163 {
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164 Levels::iterator it = levels_.find(level);
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165 if (it != levels_.end())
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166 {
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167 if (it->second->Add(constraint))
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168 {
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169 return true;
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170 }
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171 }
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172
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173 return false;
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174 }
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175
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176
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177 void LookupResource::Add(IFindConstraint* constraint)
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178 {
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179 std::auto_ptr<IFindConstraint> c(constraint);
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180
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181 if (!AddInternal(ResourceType_Patient, c) &&
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182 !AddInternal(ResourceType_Study, c) &&
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183 !AddInternal(ResourceType_Series, c) &&
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184 !AddInternal(ResourceType_Instance, c))
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185 {
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186 unoptimizedConstraints_.push_back(c.release());
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187 }
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188 }
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189
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190
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191 static bool Match(const DicomMap& tags,
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192 const IFindConstraint& constraint)
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193 {
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194 const DicomValue* value = tags.TestAndGetValue(constraint.GetTag());
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195
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196 if (value == NULL ||
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197 value->IsNull() ||
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198 value->IsBinary())
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199 {
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200 return false;
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201 }
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202 else
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203 {
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204 return constraint.Match(value->GetContent());
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205 }
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206 }
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207
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208
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209 void LookupResource::Level::Apply(SetOfResources& candidates,
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210 IDatabaseWrapper& database) const
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211 {
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212 // First, use the indexed identifiers
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213 LookupIdentifierQuery query(level_);
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214
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215 for (Constraints::const_iterator it = identifiersConstraints_.begin();
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216 it != identifiersConstraints_.end(); ++it)
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217 {
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218 (*it)->Setup(query);
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219 }
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220
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221 query.Apply(candidates, database);
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222
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223 // Secondly, filter using the main DICOM tags
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224 if (!identifiersConstraints_.empty() ||
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225 !mainTagsConstraints_.empty())
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226 {
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227 std::list<int64_t> source;
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228 candidates.Flatten(source);
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229 candidates.Clear();
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230
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231 std::list<int64_t> filtered;
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232 for (std::list<int64_t>::const_iterator candidate = source.begin();
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233 candidate != source.end(); ++candidate)
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234 {
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235 DicomMap tags;
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236 database.GetMainDicomTags(tags, *candidate);
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237
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238 bool match = true;
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239
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240 // Re-apply the identifier constraints, as their "Setup"
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241 // method is less restrictive than their "Match" method
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242 for (Constraints::const_iterator it = identifiersConstraints_.begin();
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243 match && it != identifiersConstraints_.end(); ++it)
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244 {
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245 if (!Match(tags, **it))
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246 {
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247 match = false;
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248 }
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249 }
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250
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251 for (Constraints::const_iterator it = mainTagsConstraints_.begin();
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252 match && it != mainTagsConstraints_.end(); ++it)
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253 {
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254 if (!Match(tags, **it))
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255 {
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256 match = false;
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257 }
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258 }
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259
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260 if (match)
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261 {
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262 filtered.push_back(*candidate);
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263 }
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264 }
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265
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266 candidates.Intersect(filtered);
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267 }
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268 }
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269
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270
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271
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272 void LookupResource::ApplyUnoptimizedConstraints(SetOfResources& candidates,
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273 IDatabaseWrapper& database,
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274 IStorageArea& storageArea) const
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275 {
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276 if (unoptimizedConstraints_.empty())
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277 {
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278 // Nothing to do
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279 return;
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280 }
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281
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282 std::list<int64_t> source;
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283 candidates.Flatten(source);
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284 candidates.Clear();
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285
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286 StorageAccessor accessor(storageArea);
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287
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288 std::list<int64_t> filtered;
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289 for (std::list<int64_t>::const_iterator candidate = source.begin();
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290 candidate != source.end(); ++candidate)
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291 {
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292 if (maxResults_ != 0 &&
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293 filtered.size() >= maxResults_)
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294 {
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295 // We have enough results
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296 break;
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297 }
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298
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299 int64_t instance;
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Sebastien Jodogne <s.jodogne@gmail.com>
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300 FileInfo attachment;
55d52567bebb LookupResource implemented
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parents: 1749
diff changeset
301 if (!Toolbox::FindOneChildInstance(instance, database, *candidate, level_) ||
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
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302 !database.LookupAttachment(attachment, instance, FileContentType_DicomAsJson))
55d52567bebb LookupResource implemented
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303 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
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304 continue;
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
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305 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
306
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
307 Json::Value content;
55d52567bebb LookupResource implemented
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308 accessor.Read(content, attachment);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
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309
55d52567bebb LookupResource implemented
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310 bool match = true;
55d52567bebb LookupResource implemented
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311
55d52567bebb LookupResource implemented
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312 for (Constraints::const_iterator it = unoptimizedConstraints_.begin();
55d52567bebb LookupResource implemented
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313 match && it != unoptimizedConstraints_.end(); ++it)
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
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314 {
55d52567bebb LookupResource implemented
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parents: 1749
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315 std::string tag = (*it)->GetTag().Format();
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
316 if (content.isMember(tag) &&
55d52567bebb LookupResource implemented
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317 content[tag]["Type"] == "String")
55d52567bebb LookupResource implemented
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318 {
55d52567bebb LookupResource implemented
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parents: 1749
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319 std::string value = content[tag]["Value"].asString();
55d52567bebb LookupResource implemented
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parents: 1749
diff changeset
320 if (!(*it)->Match(value))
55d52567bebb LookupResource implemented
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parents: 1749
diff changeset
321 {
55d52567bebb LookupResource implemented
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diff changeset
322 match = false;
55d52567bebb LookupResource implemented
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parents: 1749
diff changeset
323 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
324 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
325 else
55d52567bebb LookupResource implemented
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parents: 1749
diff changeset
326 {
55d52567bebb LookupResource implemented
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327 match = false;
55d52567bebb LookupResource implemented
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parents: 1749
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328 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
329 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
330
55d52567bebb LookupResource implemented
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parents: 1749
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331 if (match)
55d52567bebb LookupResource implemented
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332 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
333 filtered.push_back(*candidate);
55d52567bebb LookupResource implemented
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parents: 1749
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334 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
335 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
336
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
337 candidates.Intersect(filtered);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
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338 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
339
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
340
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
341 void LookupResource::ApplyLevel(SetOfResources& candidates,
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
342 ResourceType level,
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
343 IDatabaseWrapper& database) const
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
344 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
345 Levels::const_iterator it = levels_.find(level);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
346 if (it != levels_.end())
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
347 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
348 it->second->Apply(candidates, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
349 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
350 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
351
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
352
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
353 void LookupResource::Apply(std::list<int64_t>& result,
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
354 IDatabaseWrapper& database,
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
355 IStorageArea& storageArea) const
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
356 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
357 SetOfResources candidates(database, level_);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
358
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
359 switch (level_)
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
360 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
361 case ResourceType_Patient:
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
362 ApplyLevel(candidates, ResourceType_Patient, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
363 break;
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
364
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
365 case ResourceType_Study:
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
366 ApplyLevel(candidates, ResourceType_Study, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
367 break;
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
368
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
369 case ResourceType_Series:
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
370 ApplyLevel(candidates, ResourceType_Study, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
371 candidates.GoDown();
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
372 ApplyLevel(candidates, ResourceType_Series, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
373 break;
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
374
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
375 case ResourceType_Instance:
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
376 ApplyLevel(candidates, ResourceType_Study, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
377 candidates.GoDown();
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
378 ApplyLevel(candidates, ResourceType_Series, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
379 candidates.GoDown();
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
380 ApplyLevel(candidates, ResourceType_Instance, database);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
381 break;
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
382
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
383 default:
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
384 throw OrthancException(ErrorCode_InternalError);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
385 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
386
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
387 ApplyUnoptimizedConstraints(candidates, database, storageArea);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
388 candidates.Flatten(result);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
389 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
390
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
391
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
392 void LookupResource::Apply(std::list<std::string>& result,
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
393 IDatabaseWrapper& database,
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
394 IStorageArea& storageArea) const
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
395 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
396 std::list<int64_t> tmp;
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
397 Apply(tmp, database, storageArea);
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
398
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
399 result.clear();
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
400
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
401 for (std::list<int64_t>::const_iterator
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
402 it = tmp.begin(); it != tmp.end(); ++it)
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
403 {
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
404 result.push_back(database.GetPublicId(*it));
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
405 }
55d52567bebb LookupResource implemented
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1749
diff changeset
406 }
1749
99f4a05f39fa various types of constraints
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
407 }