Mercurial > hg > orthanc-databases
annotate Framework/PostgreSQL/PostgreSQLTransaction.cpp @ 214:ab96698c73a3
removed useless information about read-only in ITransaction and IPrecompiledStatement
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 25 Mar 2021 13:56:26 +0100 |
parents | 3236894320d6 |
children | fbb52129158a |
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 | |
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
0 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "PostgreSQLTransaction.h" | |
23 | |
24 #include "PostgreSQLStatement.h" | |
25 | |
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26 #include <Compatibility.h> // For std::unique_ptr<> |
152 | 27 #include <Logging.h> |
28 #include <OrthancException.h> | |
0 | 29 |
30 namespace OrthancDatabases | |
31 { | |
32 PostgreSQLTransaction::PostgreSQLTransaction(PostgreSQLDatabase& database) : | |
33 database_(database), | |
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parents:
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34 isOpen_(false) |
0 | 35 { |
36 Begin(); | |
37 } | |
38 | |
39 | |
40 PostgreSQLTransaction::~PostgreSQLTransaction() | |
41 { | |
42 if (isOpen_) | |
43 { | |
44 LOG(WARNING) << "PostgreSQL: An active PostgreSQL transaction was dismissed"; | |
45 | |
46 try | |
47 { | |
48 database_.Execute("ABORT"); | |
49 } | |
50 catch (Orthanc::OrthancException&) | |
51 { | |
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52 // Ignore possible exceptions due to connection loss |
0 | 53 } |
54 } | |
55 } | |
56 | |
57 | |
58 void PostgreSQLTransaction::Begin() | |
59 { | |
60 if (isOpen_) | |
61 { | |
62 LOG(ERROR) << "PostgreSQL: Beginning a transaction twice!"; | |
63 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
64 } | |
65 | |
66 database_.Execute("BEGIN"); | |
67 database_.Execute("SET TRANSACTION ISOLATION LEVEL SERIALIZABLE"); | |
68 isOpen_ = true; | |
69 } | |
70 | |
71 | |
72 void PostgreSQLTransaction::Rollback() | |
73 { | |
74 if (!isOpen_) | |
75 { | |
76 LOG(ERROR) << "PostgreSQL: Attempting to rollback a nonexistent transaction. " | |
77 << "Did you remember to call Begin()?"; | |
78 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
79 } | |
80 | |
81 database_.Execute("ABORT"); | |
82 isOpen_ = false; | |
83 } | |
84 | |
85 | |
86 void PostgreSQLTransaction::Commit() | |
87 { | |
88 if (!isOpen_) | |
89 { | |
90 LOG(ERROR) << "PostgreSQL: Attempting to roll back a nonexistent transaction. " | |
91 << "Did you remember to call Begin()?"; | |
92 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
93 } | |
94 | |
95 database_.Execute("COMMIT"); | |
96 isOpen_ = false; | |
97 } | |
98 | |
99 | |
100 IResult* PostgreSQLTransaction::Execute(IPrecompiledStatement& statement, | |
101 const Dictionary& parameters) | |
102 { | |
214
ab96698c73a3
removed useless information about read-only in ITransaction and IPrecompiledStatement
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parents:
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diff
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103 return dynamic_cast<PostgreSQLStatement&>(statement).Execute(*this, parameters); |
0 | 104 } |
105 | |
106 | |
107 void PostgreSQLTransaction::ExecuteWithoutResult(IPrecompiledStatement& statement, | |
108 const Dictionary& parameters) | |
109 { | |
110 dynamic_cast<PostgreSQLStatement&>(statement).ExecuteWithoutResult(*this, parameters); | |
111 } | |
112 } |