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annotate Resources/Graveyard/DatabaseOptimizations/LookupIdentifierQuery.cpp @ 3660:f159b731c47d storage-commitment

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IStorageCommitmentFactory
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 10 Feb 2020 17:39:53 +0100
parents 94f4a18a79cc
children
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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) 2017-2020 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 General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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32
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33
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34 #include "../PrecompiledHeadersServer.h"
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35 #include "LookupIdentifierQuery.h"
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36
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37 #include "../../Core/DicomParsing/FromDcmtkBridge.h"
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38 #include "../../Core/OrthancException.h"
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39 #include "../ServerToolbox.h"
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40 #include "SetOfResources.h"
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41
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42 #include <cassert>
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43
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46 namespace Orthanc
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47 {
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48 LookupIdentifierQuery::SingleConstraint::
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49 SingleConstraint(const DicomTag& tag,
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50 IdentifierConstraintType type,
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51 const std::string& value) :
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52 tag_(tag),
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53 type_(type),
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54 value_(ServerToolbox::NormalizeIdentifier(value))
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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::RangeConstraint::
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60 RangeConstraint(const DicomTag& tag,
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61 const std::string& start,
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62 const std::string& end) :
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63 tag_(tag),
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64 start_(ServerToolbox::NormalizeIdentifier(start)),
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65 end_(ServerToolbox::NormalizeIdentifier(end))
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66 {
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67 }
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68
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69
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70 LookupIdentifierQuery::Disjunction::~Disjunction()
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71 {
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72 for (size_t i = 0; i < singleConstraints_.size(); i++)
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73 {
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74 delete singleConstraints_[i];
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75 }
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76
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77 for (size_t i = 0; i < rangeConstraints_.size(); i++)
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78 {
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79 delete rangeConstraints_[i];
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80 }
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81 }
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82
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83
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84 void LookupIdentifierQuery::Disjunction::Add(const DicomTag& tag,
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85 IdentifierConstraintType type,
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86 const std::string& value)
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87 {
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88 singleConstraints_.push_back(new SingleConstraint(tag, type, value));
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89 }
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90
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91
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92 void LookupIdentifierQuery::Disjunction::AddRange(const DicomTag& tag,
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93 const std::string& start,
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94 const std::string& end)
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95 {
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96 rangeConstraints_.push_back(new RangeConstraint(tag, start, end));
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97 }
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98
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99
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100 LookupIdentifierQuery::~LookupIdentifierQuery()
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101 {
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102 for (Disjunctions::iterator it = disjunctions_.begin();
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103 it != disjunctions_.end(); ++it)
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104 {
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105 delete *it;
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106 }
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107 }
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108
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109
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110 bool LookupIdentifierQuery::IsIdentifier(const DicomTag& tag)
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111 {
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112 return ServerToolbox::IsIdentifier(tag, level_);
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113 }
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114
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115
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116 void LookupIdentifierQuery::AddConstraint(DicomTag tag,
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117 IdentifierConstraintType type,
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118 const std::string& value)
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119 {
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120 assert(IsIdentifier(tag));
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121 disjunctions_.push_back(new Disjunction);
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122 disjunctions_.back()->Add(tag, type, value);
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123 }
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124
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125
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126 void LookupIdentifierQuery::AddRange(DicomTag tag,
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127 const std::string& start,
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128 const std::string& end)
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129 {
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130 assert(IsIdentifier(tag));
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131 disjunctions_.push_back(new Disjunction);
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132 disjunctions_.back()->AddRange(tag, start, end);
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133 }
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134
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135
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136 LookupIdentifierQuery::Disjunction& LookupIdentifierQuery::AddDisjunction()
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137 {
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138 disjunctions_.push_back(new Disjunction);
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139 return *disjunctions_.back();
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140 }
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141
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142
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143 void LookupIdentifierQuery::Apply(std::list<std::string>& result,
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144 IDatabaseWrapper& database)
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145 {
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146 SetOfResources resources(database, level_);
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147 Apply(resources, database);
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148
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149 resources.Flatten(result);
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150 }
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151
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152
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153 void LookupIdentifierQuery::Apply(SetOfResources& result,
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154 IDatabaseWrapper& database)
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155 {
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156 for (size_t i = 0; i < disjunctions_.size(); i++)
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157 {
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158 std::list<int64_t> a;
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159
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160 for (size_t j = 0; j < disjunctions_[i]->GetSingleConstraintsCount(); j++)
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161 {
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162 const SingleConstraint& constraint = disjunctions_[i]->GetSingleConstraint(j);
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163 std::list<int64_t> b;
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164 database.LookupIdentifier(b, level_, constraint.GetTag(),
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165 constraint.GetType(), constraint.GetValue());
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166
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167 a.splice(a.end(), b);
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168 }
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169
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170 for (size_t j = 0; j < disjunctions_[i]->GetRangeConstraintsCount(); j++)
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171 {
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172 const RangeConstraint& constraint = disjunctions_[i]->GetRangeConstraint(j);
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173 std::list<int64_t> b;
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174 database.LookupIdentifierRange(b, level_, constraint.GetTag(),
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175 constraint.GetStart(), constraint.GetEnd());
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176
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177 a.splice(a.end(), b);
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178 }
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179
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180 result.Intersect(a);
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181 }
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182 }
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183
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184
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185 void LookupIdentifierQuery::Print(std::ostream& s) const
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186 {
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187 s << "Constraint: " << std::endl;
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188 for (Disjunctions::const_iterator
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189 it = disjunctions_.begin(); it != disjunctions_.end(); ++it)
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190 {
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191 if (it == disjunctions_.begin())
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192 s << " ";
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193 else
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194 s << "OR ";
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195
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196 for (size_t j = 0; j < (*it)->GetSingleConstraintsCount(); j++)
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197 {
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198 const SingleConstraint& c = (*it)->GetSingleConstraint(j);
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199 s << FromDcmtkBridge::GetTagName(c.GetTag(), "");
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200
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201 switch (c.GetType())
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202 {
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203 case IdentifierConstraintType_Equal: s << " == "; break;
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204 case IdentifierConstraintType_SmallerOrEqual: s << " <= "; break;
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205 case IdentifierConstraintType_GreaterOrEqual: s << " >= "; break;
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206 case IdentifierConstraintType_Wildcard: s << " ~= "; break;
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207 default:
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208 s << " ? ";
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209 }
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210
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211 s << c.GetValue() << std::endl;
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212 }
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213 }
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214 }
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215 }