mcs/class/FirebirdSql.Data.Firebird/FirebirdSql.Data.Common/ITransaction.cs

   1 /*
   2  *      Firebird ADO.NET Data provider for .NET and Mono
   3  *
   4  *         The contents of this file are subject to the Initial
   5  *         Developer's Public License Version 1.0 (the "License");
   6  *         you may not use this file except in compliance with the
   7  *         License. You may obtain a copy of the License at
   8  *         http://www.firebirdsql.org/index.php?op=doc&id=idpl
   9  *
  10  *         Software distributed under the License is distributed on
  11  *         an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
  12  *         express or implied. See the License for the specific
  13  *         language governing rights and limitations under the License.
  14  *
  15  *      Copyright (c) 2002, 2005 Carlos Guzman Alvarez
  16  *      All Rights Reserved.
  17  */
  18
  19 using System;
  20 using System.Data;
  21
  22 namespace FirebirdSql.Data.Common
  23 {
  24         #region Enumerations
  25
  26         internal enum TransactionState
  27         {
  28                 NoTransaction,
  29                 TrasactionStarting,
  30                 TransactionStarted,
  31                 TransactionPreparing,
  32                 TransactionPrepared,
  33                 TransactionCommiting,
  34                 TransactionRollbacking
  35         }
  36
  37         #endregion
  38
  39         #region Delegates
  40
  41         internal delegate void TransactionUpdateEventHandler(object sender, EventArgs e);
  42
  43         #endregion
  44
  45         internal interface ITransaction : IDisposable
  46         {
  47                 #region Events
  48
  49                 event TransactionUpdateEventHandler Update;
  50
  51                 #endregion
  52
  53                 #region Properties
  54
  55                 int Handle
  56                 {
  57                         get;
  58                 }
  59
  60                 TransactionState State
  61                 {
  62                         get;
  63                 }
  64
  65                 #endregion
  66
  67                 #region Methods
  68
  69                 void BeginTransaction(TransactionParameterBuffer tpb);
  70                 void Commit();
  71                 void CommitRetaining();
  72                 void Rollback();
  73                 void RollbackRetaining();
  74                 // void Prepare();
  75                 // void Prepare(byte[] buffer);
  76
  77                 #endregion
  78         }
  79 }