transaction.h
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1 /*
2  * Copyright (C) 2005 Tommi Maekitalo
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
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27  */
28 
29 #ifndef TNTDB_TRANSACTION_H
30 #define TNTDB_TRANSACTION_H
31 
32 #include <tntdb/connection.h>
33 
34 namespace tntdb
35 {
43  {
44  Connection db;
45  bool active;
46 
47  Transaction(const Transaction&) { }
48  Transaction& operator=(const Transaction&) { return *this; }
49 
50  public:
52  Transaction(const Connection& db_, bool starttransaction = true);
53 
55  ~Transaction();
56 
57  const Connection& getConnection() const { return db; }
58  Connection& getConnection() { return db; }
59 
61  void begin();
62 
67  void commit();
68 
73  void rollback();
74 
80  void lockTable(const std::string& tableName, bool exclusive = true);
81  };
82 }
83 
84 #endif // TNTDB_TRANSACTION_H
85