Mercurial > hg > orthanc

annotate OrthancServer/Resources/Graveyard/DatabaseOptimizations/LookupIdentifierQuery.cpp @ 4831:7053502fbf97

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added copyright UCLouvain
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 25 Nov 2021 19:01:11 +0100
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
1900
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU General Public License as
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10 * published by the Free Software Foundation, either version 3 of the
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11 * License, or (at your option) any later version.
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12 *
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13 * In addition, as a special exception, the copyright holders of this
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14 * program give permission to link the code of its release with the
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15 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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16 * that use the same license as the "OpenSSL" library), and distribute
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17 * the linked executables. You must obey the GNU General Public License
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18 * in all respects for all of the code used other than "OpenSSL". If you
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19 * modify file(s) with this exception, you may extend this exception to
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20 * your version of the file(s), but you are not obligated to do so. If
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21 * you do not wish to do so, delete this exception statement from your
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22 * version. If you delete this exception statement from all source files
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23 * in the program, then also delete it here.
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24 *
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25 * This program is distributed in the hope that it will be useful, but
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26 * WITHOUT ANY WARRANTY; without even the implied warranty of
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27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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28 * General Public License for more details.
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29 *
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30 * You should have received a copy of the GNU General Public License
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31 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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32 **/
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33
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34
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35 #include "../PrecompiledHeadersServer.h"
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36 #include "LookupIdentifierQuery.h"
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37
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38 #include "../../Core/DicomParsing/FromDcmtkBridge.h"
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39 #include "../../Core/OrthancException.h"
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40 #include "../ServerToolbox.h"
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41 #include "SetOfResources.h"
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42
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43 #include <cassert>
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47 namespace Orthanc
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48 {
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49 LookupIdentifierQuery::SingleConstraint::
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50 SingleConstraint(const DicomTag& tag,
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51 IdentifierConstraintType type,
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52 const std::string& value) :
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53 tag_(tag),
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54 type_(type),
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55 value_(ServerToolbox::NormalizeIdentifier(value))
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56 {
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57 }
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58
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59
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60 LookupIdentifierQuery::RangeConstraint::
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61 RangeConstraint(const DicomTag& tag,
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62 const std::string& start,
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63 const std::string& end) :
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64 tag_(tag),
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65 start_(ServerToolbox::NormalizeIdentifier(start)),
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66 end_(ServerToolbox::NormalizeIdentifier(end))
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67 {
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68 }
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69
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70
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71 LookupIdentifierQuery::Disjunction::~Disjunction()
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72 {
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73 for (size_t i = 0; i < singleConstraints_.size(); i++)
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74 {
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75 delete singleConstraints_[i];
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76 }
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77
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78 for (size_t i = 0; i < rangeConstraints_.size(); i++)
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79 {
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80 delete rangeConstraints_[i];
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81 }
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82 }
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83
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84
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85 void LookupIdentifierQuery::Disjunction::Add(const DicomTag& tag,
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86 IdentifierConstraintType type,
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87 const std::string& value)
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88 {
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89 singleConstraints_.push_back(new SingleConstraint(tag, type, value));
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90 }
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91
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92
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93 void LookupIdentifierQuery::Disjunction::AddRange(const DicomTag& tag,
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94 const std::string& start,
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95 const std::string& end)
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96 {
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97 rangeConstraints_.push_back(new RangeConstraint(tag, start, end));
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98 }
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99
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100
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101 LookupIdentifierQuery::~LookupIdentifierQuery()
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102 {
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103 for (Disjunctions::iterator it = disjunctions_.begin();
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104 it != disjunctions_.end(); ++it)
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105 {
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106 delete *it;
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107 }
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108 }
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109
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110
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111 bool LookupIdentifierQuery::IsIdentifier(const DicomTag& tag)
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112 {
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113 return ServerToolbox::IsIdentifier(tag, level_);
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114 }
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115
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116
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117 void LookupIdentifierQuery::AddConstraint(DicomTag tag,
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118 IdentifierConstraintType type,
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119 const std::string& value)
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120 {
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121 assert(IsIdentifier(tag));
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122 disjunctions_.push_back(new Disjunction);
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123 disjunctions_.back()->Add(tag, type, value);
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124 }
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125
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126
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127 void LookupIdentifierQuery::AddRange(DicomTag tag,
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128 const std::string& start,
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129 const std::string& end)
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130 {
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131 assert(IsIdentifier(tag));
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132 disjunctions_.push_back(new Disjunction);
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133 disjunctions_.back()->AddRange(tag, start, end);
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134 }
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135
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136
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137 LookupIdentifierQuery::Disjunction& LookupIdentifierQuery::AddDisjunction()
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138 {
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139 disjunctions_.push_back(new Disjunction);
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140 return *disjunctions_.back();
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141 }
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142
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143
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144 void LookupIdentifierQuery::Apply(std::list<std::string>& result,
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145 IDatabaseWrapper& database)
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146 {
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147 SetOfResources resources(database, level_);
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148 Apply(resources, database);
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149
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150 resources.Flatten(result);
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151 }
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152
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153
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154 void LookupIdentifierQuery::Apply(SetOfResources& result,
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155 IDatabaseWrapper& database)
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156 {
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157 for (size_t i = 0; i < disjunctions_.size(); i++)
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158 {
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159 std::list<int64_t> a;
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160
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161 for (size_t j = 0; j < disjunctions_[i]->GetSingleConstraintsCount(); j++)
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162 {
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163 const SingleConstraint& constraint = disjunctions_[i]->GetSingleConstraint(j);
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164 std::list<int64_t> b;
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165 database.LookupIdentifier(b, level_, constraint.GetTag(),
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166 constraint.GetType(), constraint.GetValue());
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167
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168 a.splice(a.end(), b);
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169 }
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170
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171 for (size_t j = 0; j < disjunctions_[i]->GetRangeConstraintsCount(); j++)
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172 {
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173 const RangeConstraint& constraint = disjunctions_[i]->GetRangeConstraint(j);
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174 std::list<int64_t> b;
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175 database.LookupIdentifierRange(b, level_, constraint.GetTag(),
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176 constraint.GetStart(), constraint.GetEnd());
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177
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178 a.splice(a.end(), b);
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179 }
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180
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181 result.Intersect(a);
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182 }
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183 }
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184
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185
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186 void LookupIdentifierQuery::Print(std::ostream& s) const
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187 {
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188 s << "Constraint: " << std::endl;
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189 for (Disjunctions::const_iterator
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190 it = disjunctions_.begin(); it != disjunctions_.end(); ++it)
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191 {
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192 if (it == disjunctions_.begin())
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193 s << " ";
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194 else
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195 s << "OR ";
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196
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197 for (size_t j = 0; j < (*it)->GetSingleConstraintsCount(); j++)
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198 {
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199 const SingleConstraint& c = (*it)->GetSingleConstraint(j);
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200 s << FromDcmtkBridge::GetTagName(c.GetTag(), "");
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201
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202 switch (c.GetType())
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203 {
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204 case IdentifierConstraintType_Equal: s << " == "; break;
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205 case IdentifierConstraintType_SmallerOrEqual: s << " <= "; break;
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206 case IdentifierConstraintType_GreaterOrEqual: s << " >= "; break;
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207 case IdentifierConstraintType_Wildcard: s << " ~= "; break;
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208 default:
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209 s << " ? ";
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210 }
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211
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212 s << c.GetValue() << std::endl;
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213 }
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214 }
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215 }
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216 }