mcs/class/System.Data.OracleClient/System.Data.OracleClient/OracleTransaction.cs

   1 //
   2 // OracleTransaction.cs
   3 //
   4 // Part of the Mono class libraries at
   5 // mcs/class/System.Data.OracleClient/System.Data.OracleClient
   6 //
   7 // Assembly: System.Data.OracleClient.dll
   8 // Namespace: System.Data.OracleClient
   9 //
  10 // Author: Tim Coleman <tim@timcoleman.com>
  11 //
  12 // Copyright (C) Tim Coleman, 2003
  13 //
  14 // Licensed under the MIT/X11 License.
  15 //
  16
  17 using System;
  18 using System.ComponentModel;
  19 using System.Data;
  20 using System.Data.OracleClient.Oci;
  21
  22 namespace System.Data.OracleClient {
  23         public sealed class OracleTransaction : MarshalByRefObject, IDbTransaction, IDisposable
  24         {
  25                 #region Fields
  26
  27                 OracleConnection connection;
  28                 IsolationLevel isolationLevel;
  29                 bool disposed = false;
  30                 OciTransactionHandle transaction;
  31                 bool isOpen;
  32
  33                 #endregion // Fields
  34
  35                 #region Constructors
  36
  37                 internal OracleTransaction (OracleConnection connection, IsolationLevel isolevel, OciTransactionHandle transaction)
  38                 {
  39                         this.connection = connection;
  40                         this.isolationLevel = isolevel;
  41                         this.transaction = transaction;
  42                         isOpen = true;
  43                 }
  44
  45                 #endregion // Constructors
  46
  47                 #region Properties
  48
  49                 internal bool IsOpen {
  50                         get { return isOpen; }
  51                 }
  52
  53                 public OracleConnection Connection {
  54                         get { return connection; }
  55                 }
  56
  57                 public IsolationLevel IsolationLevel {
  58                         get { return isolationLevel; }
  59                 }
  60
  61                 IDbConnection IDbTransaction.Connection {
  62                         get { return Connection; }
  63                 }
  64
  65                 #endregion // Properties
  66
  67                 #region Methods
  68
  69                 internal void AttachToServiceContext ()
  70                 {
  71                         transaction.AttachToServiceContext ();
  72                 }
  73
  74                 public void Commit ()
  75                 {
  76                         transaction.Commit ();
  77                         Connection.Transaction = null;
  78                         isOpen = false;
  79                 }
  80
  81                 private void Dispose (bool disposing)
  82                 {
  83                         if (!disposed) {
  84                                 if (disposing) {
  85                                         if (isOpen)
  86                                                 Rollback ();
  87
  88                                         transaction.Dispose();
  89                                 }
  90                                 disposed = true;
  91                         }
  92                 }
  93
  94                 public void Dispose ()
  95                 {
  96                         Dispose (true);
  97                         GC.SuppressFinalize (this);
  98                 }
  99
 100                 public void Rollback ()
 101                 {
 102                         transaction.Rollback ();
 103                         Connection.Transaction = null;
 104                         isOpen = false;
 105                 }
 106
 107                 #endregion // Methods
 108         }
 109 }