Mercurial > hg > orthanc-databases
annotate Framework/MySQL/MySQLTransaction.cpp @ 583:ae7375d38607 find-refactoring tip
MySQL: fix ordering
author | Alain Mazy <am@orthanc.team> |
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date | Mon, 21 Oct 2024 18:19:51 +0200 |
parents | 54d518dcd74a |
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rev | line source |
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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 | |
507
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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 |
0 | 8 * |
9 * This program is free software: you can redistribute it and/or | |
10 * modify it under the terms of the GNU Affero General Public License | |
11 * as published by the Free Software Foundation, either version 3 of | |
12 * the 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 * Affero General Public License for more details. | |
18 * | |
19 * You should have received a copy of the GNU Affero General Public License | |
20 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
21 **/ | |
22 | |
23 | |
24 #include "MySQLTransaction.h" | |
25 | |
26 #include "MySQLStatement.h" | |
27 | |
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28 #include <Compatibility.h> // For std::unique_ptr<> |
152 | 29 #include <Logging.h> |
30 #include <OrthancException.h> | |
0 | 31 |
32 #include <memory> | |
33 | |
34 namespace OrthancDatabases | |
35 { | |
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36 MySQLTransaction::MySQLTransaction(MySQLDatabase& db, |
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37 TransactionType type) : |
0 | 38 db_(db), |
39 active_(false) | |
40 { | |
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41 switch (type) |
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42 { |
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43 case TransactionType_ReadWrite: |
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44 db_.ExecuteMultiLines("START TRANSACTION READ WRITE", false); |
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45 break; |
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46 |
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47 case TransactionType_ReadOnly: |
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48 db_.ExecuteMultiLines("START TRANSACTION READ ONLY", false); |
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49 break; |
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50 |
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51 default: |
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52 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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53 } |
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54 |
0 | 55 active_ = true; |
56 } | |
57 | |
58 | |
59 MySQLTransaction::~MySQLTransaction() | |
60 { | |
61 if (active_) | |
62 { | |
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63 LOG(INFO) << "An active MySQL transaction was dismissed"; |
0 | 64 |
65 try | |
66 { | |
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67 db_.ExecuteMultiLines("ROLLBACK", false); |
0 | 68 } |
69 catch (Orthanc::OrthancException&) | |
70 { | |
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71 // Ignore possible exceptions due to connection loss |
0 | 72 } |
73 } | |
74 } | |
75 | |
76 | |
77 void MySQLTransaction::Rollback() | |
78 { | |
79 if (active_) | |
80 { | |
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81 db_.ExecuteMultiLines("ROLLBACK", false); |
0 | 82 active_ = false; |
83 } | |
84 else | |
85 { | |
86 LOG(ERROR) << "MySQL: This transaction is already finished"; | |
87 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
88 } | |
89 } | |
90 | |
91 | |
92 void MySQLTransaction::Commit() | |
93 { | |
94 if (active_) | |
95 { | |
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96 db_.ExecuteMultiLines("COMMIT", false); |
0 | 97 active_ = false; |
98 } | |
99 else | |
100 { | |
101 LOG(ERROR) << "MySQL: This transaction is already finished"; | |
102 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
103 } | |
104 } | |
105 | |
106 | |
107 IResult* MySQLTransaction::Execute(IPrecompiledStatement& statement, | |
108 const Dictionary& parameters) | |
109 { | |
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110 return dynamic_cast<MySQLStatement&>(statement).Execute(*this, parameters); |
0 | 111 } |
112 | |
113 | |
114 void MySQLTransaction::ExecuteWithoutResult(IPrecompiledStatement& statement, | |
115 const Dictionary& parameters) | |
116 { | |
117 dynamic_cast<MySQLStatement&>(statement).ExecuteWithoutResult(*this, parameters); | |
118 } | |
119 } |