Mercurial > hg > orthanc
annotate OrthancFramework/Sources/SQLite/FunctionContext.cpp @ 4181:b416b6bf129b
clarification of sdk doc about deadlocks
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 08 Sep 2020 09:16:33 +0200 |
| parents | d25f4c0fa160 |
| children | 50b0c69b653a |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * |
| 3063 | 4 * Copyright (C) 2012-2016 Sebastien Jodogne <s.jodogne@orthanc-labs.com>, |
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5 * Medical Physics Department, CHU of Liege, Belgium |
| 0 | 6 * |
| 17 | 7 * Redistribution and use in source and binary forms, with or without |
| 8 * modification, are permitted provided that the following conditions are | |
| 9 * met: | |
| 0 | 10 * |
| 17 | 11 * * Redistributions of source code must retain the above copyright |
| 12 * notice, this list of conditions and the following disclaimer. | |
| 13 * * Redistributions in binary form must reproduce the above | |
| 14 * copyright notice, this list of conditions and the following disclaimer | |
| 15 * in the documentation and/or other materials provided with the | |
| 16 * distribution. | |
| 17 * * Neither the name of the CHU of Liege, nor the names of its | |
| 18 * contributors may be used to endorse or promote products derived | |
| 19 * from this software without specific prior written permission. | |
| 20 * | |
| 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 0 | 32 **/ |
| 33 | |
| 34 | |
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35 #if ORTHANC_SQLITE_STANDALONE != 1 |
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36 #include "../PrecompiledHeaders.h" |
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37 #endif |
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38 |
| 0 | 39 #include "FunctionContext.h" |
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40 #include "OrthancSQLiteException.h" |
| 0 | 41 |
| 1464 | 42 #include <string> |
| 0 | 43 |
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44 #include "sqlite3.h" |
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45 |
| 59 | 46 namespace Orthanc |
| 0 | 47 { |
| 48 namespace SQLite | |
| 49 { | |
| 50 FunctionContext::FunctionContext(struct sqlite3_context* context, | |
| 51 int argc, | |
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52 Internals::SQLiteValue** argv) |
| 0 | 53 { |
| 54 assert(context != NULL); | |
| 55 assert(argc >= 0); | |
| 56 assert(argv != NULL); | |
| 57 | |
| 58 context_ = context; | |
| 59 argc_ = static_cast<unsigned int>(argc); | |
| 60 argv_ = argv; | |
| 61 } | |
| 62 | |
| 63 void FunctionContext::CheckIndex(unsigned int index) const | |
| 64 { | |
| 65 if (index >= argc_) | |
| 66 { | |
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67 throw OrthancSQLiteException(ErrorCode_ParameterOutOfRange); |
| 0 | 68 } |
| 69 } | |
| 70 | |
| 71 ColumnType FunctionContext::GetColumnType(unsigned int index) const | |
| 72 { | |
| 73 CheckIndex(index); | |
| 74 return static_cast<SQLite::ColumnType>(sqlite3_value_type(argv_[index])); | |
| 75 } | |
| 76 | |
| 77 int FunctionContext::GetIntValue(unsigned int index) const | |
| 78 { | |
| 79 CheckIndex(index); | |
| 80 return sqlite3_value_int(argv_[index]); | |
| 81 } | |
| 82 | |
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83 int64_t FunctionContext::GetInt64Value(unsigned int index) const |
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84 { |
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85 CheckIndex(index); |
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86 return sqlite3_value_int64(argv_[index]); |
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87 } |
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88 |
| 0 | 89 double FunctionContext::GetDoubleValue(unsigned int index) const |
| 90 { | |
| 91 CheckIndex(index); | |
| 92 return sqlite3_value_double(argv_[index]); | |
| 93 } | |
| 94 | |
| 95 std::string FunctionContext::GetStringValue(unsigned int index) const | |
| 96 { | |
| 97 CheckIndex(index); | |
| 98 return std::string(reinterpret_cast<const char*>(sqlite3_value_text(argv_[index]))); | |
| 99 } | |
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100 |
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101 bool FunctionContext::IsNullValue(unsigned int index) const |
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102 { |
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103 CheckIndex(index); |
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104 return sqlite3_value_type(argv_[index]) == SQLITE_NULL; |
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105 } |
| 0 | 106 |
| 107 void FunctionContext::SetNullResult() | |
| 108 { | |
| 109 sqlite3_result_null(context_); | |
| 110 } | |
| 111 | |
| 112 void FunctionContext::SetIntResult(int value) | |
| 113 { | |
| 114 sqlite3_result_int(context_, value); | |
| 115 } | |
| 116 | |
| 117 void FunctionContext::SetDoubleResult(double value) | |
| 118 { | |
| 119 sqlite3_result_double(context_, value); | |
| 120 } | |
| 121 | |
| 122 void FunctionContext::SetStringResult(const std::string& str) | |
| 123 { | |
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124 sqlite3_result_text(context_, str.data(), static_cast<int>(str.size()), SQLITE_TRANSIENT); |
| 0 | 125 } |
| 126 } | |
| 127 } |