1 | //============================================================================ |
2 | // |
3 | // SSSS tt lll lll |
4 | // SS SS tt ll ll |
5 | // SS tttttt eeee ll ll aaaa |
6 | // SSSS tt ee ee ll ll aa |
7 | // SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator" |
8 | // SS SS tt ee ll ll aa aa |
9 | // SSSS ttt eeeee llll llll aaaaa |
10 | // |
11 | // Copyright (c) 1995-2019 by Bradford W. Mott, Stephen Anthony |
12 | // and the Stella Team |
13 | // |
14 | // See the file "License.txt" for information on usage and redistribution of |
15 | // this file, and for a DISCLAIMER OF ALL WARRANTIES. |
16 | //============================================================================ |
17 | |
18 | #include "SqliteTransaction.hxx" |
19 | #include "SqliteDatabase.hxx" |
20 | |
21 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
22 | SqliteTransaction::SqliteTransaction(SqliteDatabase& db) |
23 | : myDb(db), |
24 | myTransactionClosed(false) |
25 | { |
26 | myDb.exec("BEGIN TRANSACTION" ); |
27 | } |
28 | |
29 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
30 | SqliteTransaction::~SqliteTransaction() |
31 | { |
32 | if (!myTransactionClosed) rollback(); |
33 | } |
34 | |
35 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
36 | void SqliteTransaction::commit() |
37 | { |
38 | if (myTransactionClosed) return; |
39 | |
40 | myTransactionClosed = true; |
41 | myDb.exec("COMMIT TRANSACTION" ); |
42 | } |
43 | |
44 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
45 | void SqliteTransaction::rollback() |
46 | { |
47 | if (myTransactionClosed) return; |
48 | |
49 | myTransactionClosed = true; |
50 | myDb.exec("ROLLBACK TRANSACTION" ); |
51 | } |
52 | |