Mercurial > hg > orthanc
annotate Core/SQLite/Transaction.cpp @ 3487:ce29644acd19
Prevented unaligned memcpy when using Web Assembly
| author | Benjamin Golinvaux <bgo@osimis.io> |
|---|---|
| date | Mon, 05 Aug 2019 13:57:54 +0200 |
| parents | fa5ad4368fe3 |
| children |
| rev | line source |
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| 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 * Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 8 * | |
| 9 * Redistribution and use in source and binary forms, with or without | |
| 10 * modification, are permitted provided that the following conditions are | |
| 11 * met: | |
| 0 | 12 * |
| 17 | 13 * * Redistributions of source code must retain the above copyright |
| 14 * notice, this list of conditions and the following disclaimer. | |
| 15 * * Redistributions in binary form must reproduce the above | |
| 16 * copyright notice, this list of conditions and the following disclaimer | |
| 17 * in the documentation and/or other materials provided with the | |
| 18 * distribution. | |
| 19 * * Neither the name of Google Inc., the name of the CHU of Liege, | |
| 20 * nor the names of its contributors may be used to endorse or promote | |
| 21 * products derived from this software without specific prior written | |
| 22 * permission. | |
| 23 * | |
| 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 25 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 26 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 27 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 28 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 29 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 0 | 35 **/ |
| 36 | |
| 37 | |
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38 #if ORTHANC_SQLITE_STANDALONE != 1 |
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39 #include "../PrecompiledHeaders.h" |
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40 #endif |
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41 |
| 0 | 42 #include "Transaction.h" |
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43 #include "OrthancSQLiteException.h" |
| 0 | 44 |
| 59 | 45 namespace Orthanc |
| 0 | 46 { |
| 47 namespace SQLite | |
| 48 { | |
| 49 Transaction::Transaction(Connection& connection) : | |
| 50 connection_(connection), | |
| 51 isOpen_(false) | |
| 52 { | |
| 53 } | |
| 54 | |
| 55 Transaction::~Transaction() | |
| 56 { | |
| 57 if (isOpen_) | |
| 58 { | |
| 59 connection_.RollbackTransaction(); | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 void Transaction::Begin() | |
| 64 { | |
| 65 if (isOpen_) | |
| 66 { | |
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67 throw OrthancSQLiteException(ErrorCode_SQLiteTransactionAlreadyStarted); |
| 0 | 68 } |
| 69 | |
| 70 isOpen_ = connection_.BeginTransaction(); | |
| 71 if (!isOpen_) | |
| 72 { | |
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73 throw OrthancSQLiteException(ErrorCode_SQLiteTransactionBegin); |
| 0 | 74 } |
| 75 } | |
| 76 | |
| 77 void Transaction::Rollback() | |
| 78 { | |
| 79 if (!isOpen_) | |
| 80 { | |
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81 throw OrthancSQLiteException(ErrorCode_SQLiteRollbackWithoutTransaction); |
| 0 | 82 } |
| 83 | |
| 84 isOpen_ = false; | |
| 85 | |
| 86 connection_.RollbackTransaction(); | |
| 87 } | |
| 88 | |
| 89 void Transaction::Commit() | |
| 90 { | |
| 91 if (!isOpen_) | |
| 92 { | |
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93 throw OrthancSQLiteException(ErrorCode_SQLiteRollbackWithoutTransaction); |
| 0 | 94 } |
| 95 | |
| 96 isOpen_ = false; | |
| 97 | |
| 98 if (!connection_.CommitTransaction()) | |
| 99 { | |
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100 throw OrthancSQLiteException(ErrorCode_SQLiteTransactionCommit); |
| 0 | 101 } |
| 102 } | |
| 103 } | |
| 104 } |