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1 using System;
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2 using System.Collections;
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3 using System.Reflection;
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4
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5 namespace BLToolkit.Aspects
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6 {
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7 [System.Diagnostics.DebuggerStepThrough]
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8 public class MethodCallCounter
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9 {
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10 public MethodCallCounter(CallMethodInfo methodInfo)
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11 {
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12 _callMethodInfo = methodInfo;
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13 _methodInfo = methodInfo.MethodInfo;
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14 }
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15
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16 #region Public Members
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17
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18 private MethodInfo _methodInfo;
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19 public MethodInfo MethodInfo
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20 {
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21 get { return _methodInfo; }
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22 set { _methodInfo = value; }
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23 }
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24
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25 private CallMethodInfo _callMethodInfo;
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26 public CallMethodInfo CallMethodInfo
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27 {
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28 get { return _callMethodInfo; }
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29 set { _callMethodInfo = value; }
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30 }
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31
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32 private int _totalCount;
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33 public int TotalCount
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34 {
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35 get { return _totalCount; }
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36 set { _totalCount = value; }
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37 }
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38
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39 private int _exceptionCount;
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40 public int ExceptionCount
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41 {
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42 get { return _exceptionCount; }
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43 set { _exceptionCount = value; }
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44 }
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45
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46 private int _cachedCount;
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47 public int CachedCount
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48 {
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49 get { return _cachedCount; }
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50 set { _cachedCount = value; }
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51 }
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52
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53 private TimeSpan _totalTime;
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54 public TimeSpan TotalTime
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55 {
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56 get { return _totalTime; }
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57 set { _totalTime = value; }
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58 }
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59
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60 private TimeSpan _minTime = TimeSpan.MaxValue;
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61 public TimeSpan MinTime
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62 {
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63 get { return _minTime; }
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64 set { _minTime = value; }
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65 }
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66
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67 private TimeSpan _maxTime;
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68 public TimeSpan MaxTime
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69 {
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70 get { return _maxTime; }
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71 set { _maxTime = value; }
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72 }
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73
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74 private readonly ArrayList _currentCalls = ArrayList.Synchronized(new ArrayList());
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75 public ArrayList CurrentCalls
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76 {
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77 get { return _currentCalls; }
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78 }
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79
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80 public TimeSpan AverageTime
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81 {
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82 get
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83 {
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84 if (_totalCount == 0)
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85 return TimeSpan.MinValue;
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86
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87 return new TimeSpan(TotalTime.Ticks / TotalCount);
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88 }
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89 }
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90
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91 #endregion
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92
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93 #region Protected Members
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94
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95 public virtual void RegisterCall(InterceptCallInfo info)
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96 {
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97 lock (_currentCalls.SyncRoot)
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98 _currentCalls.Add(info);
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99 }
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100
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101 public virtual void UnregisterCall(InterceptCallInfo info)
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102 {
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103 AddCall(DateTime.Now - info.BeginCallTime, info.Exception != null, info.Cached);
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104
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105 lock (_currentCalls.SyncRoot)
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106 _currentCalls.Remove(info);
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107 }
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108
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109 protected void AddCall(TimeSpan time, bool withException, bool cached)
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110 {
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111 if (cached)
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112 {
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113 _cachedCount++;
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114 }
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115 else
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116 {
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117 _totalTime += time;
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118 _totalCount++;
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119
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120 if (_minTime > time) _minTime = time;
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121 if (_maxTime < time) _maxTime = time;
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122 }
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123
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124 if (withException) _exceptionCount++;
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125 }
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126
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127 #endregion
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128 }
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129 }
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