Mercurial > hg > orthanc-databases
annotate Framework/Common/ResultBase.cpp @ 395:a7a029043670 db-protobuf
integration mainline->db-protobuf
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 05 Apr 2023 14:53:57 +0200 |
| parents | 3d6886f3e5b3 |
| children | 326f8304daa1 ecd0b719cff5 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 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) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 0 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
| 9 * modify it under the terms of the GNU Affero General Public License | |
| 10 * as published by the Free Software Foundation, either version 3 of | |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 * Affero General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU Affero General Public License | |
| 19 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 20 **/ | |
| 21 | |
| 22 | |
| 23 #include "ResultBase.h" | |
| 24 | |
| 25 #include "../Common/BinaryStringValue.h" | |
| 26 #include "../Common/Integer64Value.h" | |
| 27 #include "../Common/NullValue.h" | |
| 28 #include "../Common/Utf8StringValue.h" | |
| 29 | |
|
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30 #include <Compatibility.h> // For std::unique_ptr<> |
| 152 | 31 #include <Logging.h> |
| 32 #include <OrthancException.h> | |
| 0 | 33 |
| 34 #include <cassert> | |
| 35 #include <memory> | |
| 36 | |
| 37 namespace OrthancDatabases | |
| 38 { | |
| 39 void ResultBase::ClearFields() | |
| 40 { | |
| 41 for (size_t i = 0; i < fields_.size(); i++) | |
| 42 { | |
| 43 if (fields_[i] != NULL) | |
| 44 { | |
| 45 delete fields_[i]; | |
| 46 fields_[i] = NULL; | |
| 47 } | |
| 48 } | |
| 49 } | |
| 50 | |
| 51 | |
| 52 void ResultBase::ConvertFields() | |
| 53 { | |
| 54 assert(expectedType_.size() == fields_.size() && | |
| 55 hasExpectedType_.size() == fields_.size()); | |
| 56 | |
| 57 for (size_t i = 0; i < fields_.size(); i++) | |
| 58 { | |
| 59 if (fields_[i] == NULL) | |
| 60 { | |
| 61 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 62 } | |
| 63 | |
| 64 ValueType sourceType = fields_[i]->GetType(); | |
| 65 ValueType targetType = expectedType_[i]; | |
| 66 | |
| 67 if (hasExpectedType_[i] && | |
| 68 sourceType != ValueType_Null && | |
| 69 sourceType != targetType) | |
| 70 { | |
|
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71 std::unique_ptr<IValue> converted(fields_[i]->Convert(targetType)); |
| 0 | 72 |
| 73 if (converted.get() == NULL) | |
| 74 { | |
| 75 LOG(ERROR) << "Cannot convert between data types from a database"; | |
| 76 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadParameterType); | |
| 77 } | |
| 78 else | |
| 79 { | |
| 80 assert(fields_[i] != NULL); | |
| 81 delete fields_[i]; | |
| 82 fields_[i] = converted.release(); | |
| 83 } | |
| 84 } | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 | |
| 89 void ResultBase::FetchFields() | |
| 90 { | |
| 91 ClearFields(); | |
| 92 | |
| 93 if (!IsDone()) | |
| 94 { | |
| 95 for (size_t i = 0; i < fields_.size(); i++) | |
| 96 { | |
| 97 fields_[i] = FetchField(i); | |
| 98 | |
| 99 if (fields_[i] == NULL) | |
| 100 { | |
| 101 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 102 } | |
| 103 } | |
| 104 | |
| 105 ConvertFields(); | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 | |
| 110 void ResultBase::SetFieldsCount(size_t count) | |
| 111 { | |
| 112 if (!fields_.empty()) | |
| 113 { | |
| 114 // This method can only be invoked once | |
| 115 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 116 } | |
| 117 | |
| 118 fields_.resize(count); | |
| 119 expectedType_.resize(count, ValueType_Null); | |
| 120 hasExpectedType_.resize(count, false); | |
| 121 } | |
| 122 | |
| 123 | |
| 124 void ResultBase::SetExpectedType(size_t field, | |
| 125 ValueType type) | |
| 126 { | |
| 127 assert(expectedType_.size() == fields_.size() && | |
| 128 hasExpectedType_.size() == fields_.size()); | |
| 129 | |
| 130 if (field < fields_.size()) | |
| 131 { | |
| 132 expectedType_[field] = type; | |
| 133 hasExpectedType_[field] = true; | |
| 134 | |
| 135 if (!IsDone()) | |
| 136 { | |
| 137 ConvertFields(); | |
| 138 } | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 | |
| 143 const IValue& ResultBase::GetField(size_t index) const | |
| 144 { | |
| 145 if (IsDone()) | |
| 146 { | |
| 147 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 148 } | |
| 149 else if (index >= fields_.size()) | |
| 150 { | |
| 151 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 152 } | |
| 153 else if (fields_[index] == NULL) | |
| 154 { | |
| 155 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 156 } | |
| 157 else | |
| 158 { | |
| 159 return *fields_[index]; | |
| 160 } | |
| 161 } | |
| 162 } |