Mercurial > hg > orthanc
annotate OrthancServer/Resources/Graveyard/DatabaseOptimizations/LookupIdentifierQuery.h @ 5853:4d932683049d get-scu tip
very first implementation of C-Get SCU
| author | Alain Mazy <am@orthanc.team> |
|---|---|
| date | Tue, 29 Oct 2024 17:25:49 +0100 |
| parents | f7adfb22e20e |
| children |
| rev | line source |
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| 1745 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1745 | 4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 1745 | 8 * |
| 9 * This program is free software: you can redistribute it and/or | |
| 10 * modify it under the terms of the GNU General Public License as | |
| 11 * published by the Free Software Foundation, either version 3 of the | |
| 12 * License, or (at your option) any later version. | |
| 13 * | |
| 14 * This program is distributed in the hope that it will be useful, but | |
| 15 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 * General Public License for more details. | |
| 18 * | |
| 19 * You should have received a copy of the GNU General Public License | |
| 20 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 21 **/ | |
| 22 | |
| 23 | |
| 24 #pragma once | |
| 25 | |
| 1747 | 26 #include "../IDatabaseWrapper.h" |
| 1745 | 27 |
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28 #include "SetOfResources.h" |
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29 |
| 1745 | 30 #include <vector> |
| 31 #include <boost/noncopyable.hpp> | |
| 32 | |
| 33 namespace Orthanc | |
| 34 { | |
| 35 /** | |
| 36 * Primitive for wildcard matching, as defined in DICOM: | |
| 37 * http://dicom.nema.org/dicom/2013/output/chtml/part04/sect_C.2.html#sect_C.2.2.2.4 | |
| 38 * | |
| 39 * "Any occurrence of an "*" or a "?", then "*" shall match any | |
| 40 * sequence of characters (including a zero length value) and "?" | |
| 41 * shall match any single character. This matching is case | |
| 42 * sensitive, except for Attributes with an PN Value | |
| 43 * Representation (e.g., Patient Name (0010,0010))." | |
| 44 * | |
| 45 * Pay attention to the fact that "*" (resp. "?") generally | |
| 46 * corresponds to "%" (resp. "_") in primitive LIKE of SQL. The | |
| 47 * values "%", "_", "\" should in the user request should | |
| 48 * respectively be escaped as "\%", "\_" and "\\". | |
| 1746 | 49 * |
| 1745 | 50 * This matching must be case sensitive: The special case of PN VR |
| 51 * is taken into consideration by normalizing the query string in | |
| 52 * method "NormalizeIdentifier()". | |
| 53 **/ | |
| 54 | |
| 55 class LookupIdentifierQuery : public boost::noncopyable | |
| 56 { | |
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57 // This class encodes a conjunction ("AND") of disjunctions. Each |
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58 // disjunction represents an "OR" of several constraints. |
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59 |
| 1748 | 60 public: |
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61 class SingleConstraint |
| 1745 | 62 { |
| 1748 | 63 private: |
| 1745 | 64 DicomTag tag_; |
| 65 IdentifierConstraintType type_; | |
| 66 std::string value_; | |
| 67 | |
| 1748 | 68 public: |
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69 SingleConstraint(const DicomTag& tag, |
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70 IdentifierConstraintType type, |
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71 const std::string& value); |
| 1748 | 72 |
| 73 const DicomTag& GetTag() const | |
| 74 { | |
| 75 return tag_; | |
| 76 } | |
| 77 | |
| 78 IdentifierConstraintType GetType() const | |
| 79 { | |
| 80 return type_; | |
| 81 } | |
| 82 | |
| 83 const std::string& GetValue() const | |
| 84 { | |
| 85 return value_; | |
| 86 } | |
| 1745 | 87 }; |
| 88 | |
| 1748 | 89 |
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90 class RangeConstraint |
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91 { |
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92 private: |
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93 DicomTag tag_; |
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94 std::string start_; |
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95 std::string end_; |
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96 |
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97 public: |
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98 RangeConstraint(const DicomTag& tag, |
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99 const std::string& start, |
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100 const std::string& end); |
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101 |
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102 const DicomTag& GetTag() const |
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103 { |
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104 return tag_; |
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105 } |
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106 |
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107 const std::string& GetStart() const |
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108 { |
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109 return start_; |
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110 } |
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111 |
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112 const std::string& GetEnd() const |
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113 { |
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114 return end_; |
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115 } |
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116 }; |
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117 |
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118 |
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119 class Disjunction : public boost::noncopyable |
| 1748 | 120 { |
| 121 private: | |
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122 std::vector<SingleConstraint*> singleConstraints_; |
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123 std::vector<RangeConstraint*> rangeConstraints_; |
| 1748 | 124 |
| 125 public: | |
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126 ~Disjunction(); |
| 1748 | 127 |
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128 void Add(const DicomTag& tag, |
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129 IdentifierConstraintType type, |
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130 const std::string& value); |
| 1748 | 131 |
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132 void AddRange(const DicomTag& tag, |
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133 const std::string& start, |
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134 const std::string& end); |
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135 |
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136 size_t GetSingleConstraintsCount() const |
| 1748 | 137 { |
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138 return singleConstraints_.size(); |
| 1748 | 139 } |
| 140 | |
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141 const SingleConstraint& GetSingleConstraint(size_t i) const |
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142 { |
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143 return *singleConstraints_[i]; |
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144 } |
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145 |
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146 size_t GetRangeConstraintsCount() const |
| 1748 | 147 { |
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148 return rangeConstraints_.size(); |
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149 } |
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150 |
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151 const RangeConstraint& GetRangeConstraint(size_t i) const |
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152 { |
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153 return *rangeConstraints_[i]; |
| 1748 | 154 } |
| 155 }; | |
| 156 | |
| 157 | |
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158 private: |
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159 typedef std::vector<Disjunction*> Disjunctions; |
| 1745 | 160 |
| 161 ResourceType level_; | |
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162 Disjunctions disjunctions_; |
| 1745 | 163 |
| 164 public: | |
| 165 LookupIdentifierQuery(ResourceType level) : level_(level) | |
| 166 { | |
| 167 } | |
| 168 | |
| 169 ~LookupIdentifierQuery(); | |
| 170 | |
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171 bool IsIdentifier(const DicomTag& tag); |
| 1745 | 172 |
| 173 void AddConstraint(DicomTag tag, | |
| 174 IdentifierConstraintType type, | |
| 175 const std::string& value); | |
| 176 | |
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177 void AddRange(DicomTag tag, |
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178 const std::string& start, |
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179 const std::string& end); |
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180 |
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181 Disjunction& AddDisjunction(); |
| 1748 | 182 |
| 1746 | 183 ResourceType GetLevel() const |
| 184 { | |
| 185 return level_; | |
| 186 } | |
| 187 | |
| 1748 | 188 // The database must be locked |
| 189 void Apply(std::list<std::string>& result, | |
| 190 IDatabaseWrapper& database); | |
| 1745 | 191 |
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192 void Apply(SetOfResources& result, |
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193 IDatabaseWrapper& database); |
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194 |
| 1758 | 195 void Print(std::ostream& s) const; |
| 1745 | 196 }; |
| 197 } |