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comparison Source/Aspects/CacheAttribute.cs @ 0:f990fcb411a9

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Копия текущей версии из github
author cin
date Thu, 27 Mar 2014 21:46:09 +0400
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-1:000000000000 0:f990fcb411a9
1 using System;
2 using BLToolkit.Properties;
3 using BLToolkit.Reflection;
4 using BLToolkit.TypeBuilder.Builders;
5
6 namespace BLToolkit.Aspects
7 {
8 /// <summary>
9 /// http://www.bltoolkit.net/Doc/Aspects/index.htm
10 /// </summary>
11 [AttributeUsage(
12 AttributeTargets.Class |
13 AttributeTargets.Interface |
14 AttributeTargets.Property |
15 AttributeTargets.Method,
16 AllowMultiple=true)]
17 public class CacheAttribute : InterceptorAttribute
18 {
19 #region Constructors
20
21 public CacheAttribute()
22 : this(typeof(CacheAspect), null)
23 {
24 }
25
26 public CacheAttribute(Type cacheAspectType, string configString)
27 : base(
28 cacheAspectType,
29 InterceptType.BeforeCall | InterceptType.AfterCall,
30 configString,
31 TypeBuilderConsts.Priority.CacheAspect)
32 {
33 if (!TypeHelper.IsSameOrParent(typeof(CacheAspect), cacheAspectType))
34 throw new ArgumentException(Resources.CacheAttribute_ParentTypeConstraintViolated);
35 }
36
37 public CacheAttribute(Type interceptorType)
38 : this(interceptorType, null)
39 {
40 }
41
42 public CacheAttribute(Type interceptorType, int maxCacheTime)
43 : this(interceptorType, null)
44 {
45 MaxCacheTime = maxCacheTime;
46 }
47
48 public CacheAttribute(Type interceptorType, bool isWeak)
49 : this(interceptorType, null)
50 {
51 IsWeak = isWeak;
52 }
53
54 public CacheAttribute(Type interceptorType, int maxCacheTime, bool isWeak)
55 : this(interceptorType, null)
56 {
57 MaxCacheTime = maxCacheTime;
58 IsWeak = isWeak;
59 }
60
61 public CacheAttribute(string configString)
62 : this(typeof(CacheAspect), configString)
63 {
64 }
65
66 public CacheAttribute(int maxCacheTime)
67 : this(typeof(CacheAspect), maxCacheTime)
68 {
69 }
70
71 public CacheAttribute(bool isWeak)
72 : this(typeof(CacheAspect), isWeak)
73 {
74 }
75
76 public CacheAttribute(int maxCacheTime, bool isWeak)
77 : this(typeof(CacheAspect), maxCacheTime, isWeak)
78 {
79 }
80
81 #endregion
82
83 #region Properties
84
85 private bool _hasMaxCacheTime;
86 private int _maxCacheTime;
87 public int MaxCacheTime
88 {
89 get { return _maxCacheTime; }
90 set { _maxCacheTime = value; _hasMaxCacheTime = true; }
91 }
92
93 public int MaxSeconds
94 {
95 get { return MaxCacheTime / 1000; }
96 set { MaxCacheTime = value * 1000; }
97 }
98
99 public int MaxMinutes
100 {
101 get { return MaxCacheTime / 60 / 1000; }
102 set { MaxCacheTime = value * 60 * 1000; }
103 }
104
105 private bool _hasIsWeak;
106 private bool _isWeak;
107 public bool IsWeak
108 {
109 get { return _isWeak; }
110 set { _isWeak = value; _hasIsWeak = true; }
111 }
112
113 public override string ConfigString
114 {
115 get
116 {
117 string s = base.ConfigString;
118
119 if (_hasMaxCacheTime) s += ";MaxCacheTime=" + MaxCacheTime;
120 if (_hasIsWeak) s += ";IsWeak=" + IsWeak;
121
122 if (!string.IsNullOrEmpty(s) && s[0] == ';')
123 s = s.Substring(1);
124
125 return s;
126 }
127 }
128
129 #endregion
130 }
131 }