Mercurial > hg > orthanc-databases
annotate Framework/PostgreSQL/PostgreSQLTransaction.cpp @ 514:821b60e64daa
fix
author | Alain Mazy <am@orthanc.team> |
---|---|
date | Thu, 06 Jun 2024 12:06:18 +0200 |
parents | 54d518dcd74a |
children | 48aba35fe64e |
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 | |
507
54d518dcd74a
updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
497
diff
changeset
|
5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
54d518dcd74a
updated copyright, as Orthanc Team now replaces Osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
497
diff
changeset
|
6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
459
ecd0b719cff5
update year to 2024
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
389
diff
changeset
|
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 "PostgreSQLTransaction.h" | |
25 | |
26 #include "PostgreSQLStatement.h" | |
27 | |
157
275e14f57f1e
replacing deprecated std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
152
diff
changeset
|
28 #include <Compatibility.h> // For std::unique_ptr<> |
152 | 29 #include <Logging.h> |
30 #include <OrthancException.h> | |
0 | 31 |
32 namespace OrthancDatabases | |
33 { | |
216
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
34 PostgreSQLTransaction::PostgreSQLTransaction(PostgreSQLDatabase& database, |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
35 TransactionType type) : |
0 | 36 database_(database), |
214
ab96698c73a3
removed useless information about read-only in ITransaction and IPrecompiledStatement
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
193
diff
changeset
|
37 isOpen_(false) |
0 | 38 { |
216
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
39 Begin(type); |
0 | 40 } |
41 | |
42 | |
43 PostgreSQLTransaction::~PostgreSQLTransaction() | |
44 { | |
45 if (isOpen_) | |
46 { | |
234
d1b124d116c1
PostgreSQL index plugin handles retries for collisions between multiple writers
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
216
diff
changeset
|
47 LOG(INFO) << "PostgreSQL: An active PostgreSQL transaction was dismissed"; |
0 | 48 |
49 try | |
50 { | |
237
35598014f140
refactoring to remove GlobalProperties.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
234
diff
changeset
|
51 database_.ExecuteMultiLines("ABORT"); |
0 | 52 } |
53 catch (Orthanc::OrthancException&) | |
54 { | |
46
6a574d810b98
Compatibility with MySQL 8.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
55 // Ignore possible exceptions due to connection loss |
0 | 56 } |
57 } | |
58 } | |
59 | |
60 | |
216
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
61 void PostgreSQLTransaction::Begin(TransactionType type) |
0 | 62 { |
63 if (isOpen_) | |
64 { | |
65 LOG(ERROR) << "PostgreSQL: Beginning a transaction twice!"; | |
66 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
67 } | |
68 | |
237
35598014f140
refactoring to remove GlobalProperties.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
234
diff
changeset
|
69 database_.ExecuteMultiLines("BEGIN"); |
216
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
70 |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
71 switch (type) |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
72 { |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
73 case TransactionType_ReadWrite: |
370
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
74 { |
497 | 75 std::string statement = database_.GetReadWriteTransactionStatement(); |
370
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
76 if (!statement.empty()) // if not defined, will use the default DB transaction isolation level |
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
77 { |
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
78 database_.ExecuteMultiLines(statement); |
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
79 } |
497 | 80 |
81 break; | |
82 } | |
216
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
83 |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
84 case TransactionType_ReadOnly: |
370
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
85 { |
497 | 86 std::string statement = database_.GetReadOnlyTransactionStatement(); |
370
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
87 if (!statement.empty()) // if not defined, will use the default DB transaction isolation level |
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
88 { |
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
89 database_.ExecuteMultiLines(statement); |
d2b5d9c92214
PG: test feature: configurable transaction isolation level
Alain Mazy <am@osimis.io>
parents:
359
diff
changeset
|
90 } |
497 | 91 |
92 break; | |
93 } | |
216
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
94 |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
95 default: |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
96 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
97 } |
fbb52129158a
TransactionType given to PostgreSQLTransaction constructor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
214
diff
changeset
|
98 |
0 | 99 isOpen_ = true; |
100 } | |
101 | |
102 | |
103 void PostgreSQLTransaction::Rollback() | |
104 { | |
105 if (!isOpen_) | |
106 { | |
107 LOG(ERROR) << "PostgreSQL: Attempting to rollback a nonexistent transaction. " | |
108 << "Did you remember to call Begin()?"; | |
109 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
110 } | |
111 | |
237
35598014f140
refactoring to remove GlobalProperties.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
234
diff
changeset
|
112 database_.ExecuteMultiLines("ABORT"); |
0 | 113 isOpen_ = false; |
114 } | |
115 | |
116 | |
117 void PostgreSQLTransaction::Commit() | |
118 { | |
119 if (!isOpen_) | |
120 { | |
121 LOG(ERROR) << "PostgreSQL: Attempting to roll back a nonexistent transaction. " | |
122 << "Did you remember to call Begin()?"; | |
123 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
124 } | |
125 | |
237
35598014f140
refactoring to remove GlobalProperties.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
234
diff
changeset
|
126 database_.ExecuteMultiLines("COMMIT"); |
0 | 127 isOpen_ = false; |
128 } | |
129 | |
130 | |
131 IResult* PostgreSQLTransaction::Execute(IPrecompiledStatement& statement, | |
132 const Dictionary& parameters) | |
133 { | |
214
ab96698c73a3
removed useless information about read-only in ITransaction and IPrecompiledStatement
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
193
diff
changeset
|
134 return dynamic_cast<PostgreSQLStatement&>(statement).Execute(*this, parameters); |
0 | 135 } |
136 | |
137 | |
138 void PostgreSQLTransaction::ExecuteWithoutResult(IPrecompiledStatement& statement, | |
139 const Dictionary& parameters) | |
140 { | |
141 dynamic_cast<PostgreSQLStatement&>(statement).ExecuteWithoutResult(*this, parameters); | |
142 } | |
143 } |