Mercurial > hg > orthanc

annotate OrthancServer/Resources/Graveyard/DatabaseOptimizations/LookupIdentifierQuery.cpp @ 5155:20911302c6e7

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author Alain Mazy <am@osimis.io>
date Wed, 01 Feb 2023 19:32:14 +0100
parents 6eff25f70121
children 0ea402b4d901
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 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 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU General Public License
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 #include "../PrecompiledHeadersServer.h"
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24 #include "LookupIdentifierQuery.h"
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25
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26 #include "../../Core/DicomParsing/FromDcmtkBridge.h"
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27 #include "../../Core/OrthancException.h"
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28 #include "../ServerToolbox.h"
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29 #include "SetOfResources.h"
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30
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31 #include <cassert>
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32
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33
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34
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35 namespace Orthanc
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36 {
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37 LookupIdentifierQuery::SingleConstraint::
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38 SingleConstraint(const DicomTag& tag,
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39 IdentifierConstraintType type,
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40 const std::string& value) :
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41 tag_(tag),
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42 type_(type),
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43 value_(ServerToolbox::NormalizeIdentifier(value))
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44 {
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45 }
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48 LookupIdentifierQuery::RangeConstraint::
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49 RangeConstraint(const DicomTag& tag,
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50 const std::string& start,
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51 const std::string& end) :
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52 tag_(tag),
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53 start_(ServerToolbox::NormalizeIdentifier(start)),
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54 end_(ServerToolbox::NormalizeIdentifier(end))
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55 {
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56 }
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57
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58
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59 LookupIdentifierQuery::Disjunction::~Disjunction()
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60 {
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61 for (size_t i = 0; i < singleConstraints_.size(); i++)
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62 {
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63 delete singleConstraints_[i];
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64 }
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65
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66 for (size_t i = 0; i < rangeConstraints_.size(); i++)
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67 {
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68 delete rangeConstraints_[i];
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69 }
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70 }
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71
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72
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73 void LookupIdentifierQuery::Disjunction::Add(const DicomTag& tag,
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74 IdentifierConstraintType type,
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75 const std::string& value)
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76 {
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77 singleConstraints_.push_back(new SingleConstraint(tag, type, value));
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78 }
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79
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80
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81 void LookupIdentifierQuery::Disjunction::AddRange(const DicomTag& tag,
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82 const std::string& start,
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83 const std::string& end)
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84 {
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85 rangeConstraints_.push_back(new RangeConstraint(tag, start, end));
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86 }
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87
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88
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89 LookupIdentifierQuery::~LookupIdentifierQuery()
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90 {
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91 for (Disjunctions::iterator it = disjunctions_.begin();
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92 it != disjunctions_.end(); ++it)
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93 {
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94 delete *it;
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95 }
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96 }
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97
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98
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99 bool LookupIdentifierQuery::IsIdentifier(const DicomTag& tag)
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100 {
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101 return ServerToolbox::IsIdentifier(tag, level_);
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102 }
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103
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104
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105 void LookupIdentifierQuery::AddConstraint(DicomTag tag,
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106 IdentifierConstraintType type,
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107 const std::string& value)
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108 {
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109 assert(IsIdentifier(tag));
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110 disjunctions_.push_back(new Disjunction);
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111 disjunctions_.back()->Add(tag, type, value);
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112 }
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113
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114
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115 void LookupIdentifierQuery::AddRange(DicomTag tag,
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116 const std::string& start,
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117 const std::string& end)
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118 {
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119 assert(IsIdentifier(tag));
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120 disjunctions_.push_back(new Disjunction);
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121 disjunctions_.back()->AddRange(tag, start, end);
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122 }
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123
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124
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125 LookupIdentifierQuery::Disjunction& LookupIdentifierQuery::AddDisjunction()
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126 {
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127 disjunctions_.push_back(new Disjunction);
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128 return *disjunctions_.back();
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129 }
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130
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131
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132 void LookupIdentifierQuery::Apply(std::list<std::string>& result,
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133 IDatabaseWrapper& database)
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134 {
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135 SetOfResources resources(database, level_);
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136 Apply(resources, database);
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137
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138 resources.Flatten(result);
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139 }
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140
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141
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142 void LookupIdentifierQuery::Apply(SetOfResources& result,
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143 IDatabaseWrapper& database)
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144 {
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145 for (size_t i = 0; i < disjunctions_.size(); i++)
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146 {
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147 std::list<int64_t> a;
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148
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149 for (size_t j = 0; j < disjunctions_[i]->GetSingleConstraintsCount(); j++)
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150 {
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151 const SingleConstraint& constraint = disjunctions_[i]->GetSingleConstraint(j);
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152 std::list<int64_t> b;
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153 database.LookupIdentifier(b, level_, constraint.GetTag(),
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154 constraint.GetType(), constraint.GetValue());
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155
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156 a.splice(a.end(), b);
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157 }
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158
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159 for (size_t j = 0; j < disjunctions_[i]->GetRangeConstraintsCount(); j++)
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160 {
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161 const RangeConstraint& constraint = disjunctions_[i]->GetRangeConstraint(j);
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162 std::list<int64_t> b;
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163 database.LookupIdentifierRange(b, level_, constraint.GetTag(),
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164 constraint.GetStart(), constraint.GetEnd());
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165
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166 a.splice(a.end(), b);
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167 }
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168
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169 result.Intersect(a);
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170 }
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171 }
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172
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173
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174 void LookupIdentifierQuery::Print(std::ostream& s) const
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175 {
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176 s << "Constraint: " << std::endl;
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177 for (Disjunctions::const_iterator
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178 it = disjunctions_.begin(); it != disjunctions_.end(); ++it)
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179 {
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180 if (it == disjunctions_.begin())
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181 s << " ";
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182 else
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183 s << "OR ";
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184
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185 for (size_t j = 0; j < (*it)->GetSingleConstraintsCount(); j++)
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186 {
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187 const SingleConstraint& c = (*it)->GetSingleConstraint(j);
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188 s << FromDcmtkBridge::GetTagName(c.GetTag(), "");
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189
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190 switch (c.GetType())
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191 {
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192 case IdentifierConstraintType_Equal: s << " == "; break;
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193 case IdentifierConstraintType_SmallerOrEqual: s << " <= "; break;
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194 case IdentifierConstraintType_GreaterOrEqual: s << " >= "; break;
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195 case IdentifierConstraintType_Wildcard: s << " ~= "; break;
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196 default:
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197 s << " ? ";
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198 }
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199
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200 s << c.GetValue() << std::endl;
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201 }
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202 }
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203 }
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204 }