| 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 | |