1 //
2 // MetaAccessor_2.cs
3 //
4 // Author:
5 //   Atsushi Enomoto  <atsushi@ximian.com>
6 //
7 // Copyright (C) 2008 Novell, Inc.
8 //
9 
10 //
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
18 //
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
21 //
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 //
30 using System;
31 
32 namespace System.Data.Linq.Mapping
33 {
34 	public abstract class MetaAccessor<TEntity, TMember> : MetaAccessor
35 	{
36 		public override Type Type {
37 			get { return typeof (TEntity); }
38 		}
39 
GetBoxedValue(object instance)40 		public override object GetBoxedValue (object instance)
41 		{
42 			return GetValue ((TEntity) instance);
43 		}
44 
GetValue(TEntity instance)45 		public abstract TMember GetValue (TEntity instance);
46 
SetBoxedValue(ref object instance, object value)47 		public override void SetBoxedValue (ref object instance, object value)
48 		{
49 			TEntity ent = (TEntity) instance;
50 			SetValue (ref ent, (TMember) value);
51 			instance = ent;
52 		}
53 
SetValue(ref TEntity instance, TMember value)54 		public abstract void SetValue (ref TEntity instance, TMember value);
55 	}
56 }
57