mcs/class/System.Data/System.Data.Common/DbConnection.cs

   1 //
   2 // System.Data.Common.DbConnection
   3 //
   4 // Author:
   5 //   Tim Coleman (tim@timcoleman.com)
   6 //
   7 // Copyright (C) Tim Coleman, 2003
   8 //
   9
  10 //
  11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 #if NET_2_0
  34
  35 using System.ComponentModel;
  36 using System.Data;
  37 using System.EnterpriseServices;
  38
  39 namespace System.Data.Common {
  40         public abstract class DbConnection : Component, IDbConnection, IDisposable
  41         {
  42                 #region Constructors
  43
  44                 protected DbConnection ()
  45                 {
  46                 }
  47
  48                 #endregion // Constructors
  49
  50                 #region Properties
  51
  52                 public abstract string ConnectionString { get; set; }
  53                 public abstract int ConnectionTimeout { get; }
  54                 public abstract string Database { get; }
  55                 public abstract string DataSource { get; }
  56                 public abstract string ServerVersion { get; }
  57                 public abstract ConnectionState State { get; }
  58
  59                 #endregion // Properties
  60
  61                 #region Methods
  62
  63                 protected abstract DbTransaction BeginDbTransaction (IsolationLevel isolationLevel);
  64
  65                 [MonoTODO]
  66                 public DbTransaction BeginTransaction ()
  67                 {
  68                         throw new NotImplementedException ();
  69                 }
  70
  71                 [MonoTODO]
  72                 public DbTransaction BeginTransaction (IsolationLevel isolationLevel)
  73                 {
  74                         throw new NotImplementedException ();
  75                 }
  76
  77                 public abstract void ChangeDatabase (string databaseName);
  78                 public abstract void Close ();
  79
  80                 public DbCommand CreateCommand ()
  81                 {
  82                         return CreateDbCommand ();
  83                 }
  84
  85                 protected abstract DbCommand CreateDbCommand ();
  86
  87                 [MonoTODO]
  88                 public virtual void EnlistDistributedTransaction (ITransaction transaction)
  89                 {
  90                         throw new NotImplementedException ();
  91                 }
  92
  93                 [MonoTODO]
  94                 public virtual DataTable GetSchema ()
  95                 {
  96                         throw new NotImplementedException ();
  97                 }
  98
  99                 [MonoTODO]
 100                 public virtual DataTable GetSchema (string collectionName)
 101                 {
 102                         throw new NotImplementedException ();
 103                 }
 104
 105                 [MonoTODO]
 106                 public virtual DataTable GetSchema (string collectionName, string[] restrictionValues)
 107                 {
 108                         throw new NotImplementedException ();
 109                 }
 110
 111                 IDbTransaction IDbConnection.BeginTransaction ()
 112                 {
 113                         return BeginTransaction ();
 114                 }
 115
 116                 IDbTransaction IDbConnection.BeginTransaction (IsolationLevel il)
 117                 {
 118                         return BeginTransaction (il);
 119                 }
 120
 121                 IDbCommand IDbConnection.CreateCommand ()
 122                 {
 123                         return CreateCommand ();
 124                 }
 125
 126                 public abstract void Open ();
 127
 128                 #endregion // Methods
 129
 130         }
 131 }
 132
 133 #endif