Add license and copyright to all source files in System.Data
[mono.git] / 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