Mercurial > pub > bltoolkit
comparison Source/Reflection/Extension/AttributeExtensionCollection.cs @ 0:f990fcb411a9
Копия текущей версии из github
author | cin |
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date | Thu, 27 Mar 2014 21:46:09 +0400 |
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-1:000000000000 | 0:f990fcb411a9 |
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1 using System; | |
2 using System.Collections.Generic; | |
3 | |
4 namespace BLToolkit.Reflection.Extension | |
5 { | |
6 public class AttributeExtensionCollection : List<AttributeExtension> | |
7 { | |
8 public new AttributeExtension this[int index] | |
9 { | |
10 get | |
11 { | |
12 return this == _null || index < 0 || index >= Count ? AttributeExtension.Null : base[index]; | |
13 } | |
14 } | |
15 | |
16 public object Value | |
17 { | |
18 get { return this == _null? null: this[0].Value; } | |
19 } | |
20 | |
21 public new void Add(AttributeExtension attributeExtension) | |
22 { | |
23 if (this != _null) | |
24 base.Add(attributeExtension); | |
25 } | |
26 | |
27 private static readonly AttributeExtensionCollection _null = new AttributeExtensionCollection(); | |
28 public static AttributeExtensionCollection Null | |
29 { | |
30 get { return _null; } | |
31 } | |
32 } | |
33 } |