mcs/class/System/System.Diagnostics/CounterSample.cs

   1 //
   2 // System.Diagnostics.CounterSample.cs
   3 //
   4 // Authors:
   5 //   Jonathan Pryor (jonpryor@vt.edu)
   6 //   Andreas Nahr (ClassDevelopment@A-SoftTech.com)
   7 //
   8 // (C) 2002
   9 // (C) 2003 Andreas Nahr
  10 //
  11
  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 namespace System.Diagnostics {
  34
  35         public struct CounterSample {
  36
  37                 private long rawValue;
  38                 private long baseValue;
  39                 private long counterFrequency;
  40                 private long systemFrequency;
  41                 private long timeStamp;
  42                 private long timeStamp100nSec;
  43                 private long counterTimeStamp;
  44                 private PerformanceCounterType counterType;
  45
  46                 public CounterSample (long rawValue,
  47                         long baseValue,
  48                         long counterFrequency,
  49                         long systemFrequency,
  50                         long timeStamp,
  51                         long timeStamp100nSec,
  52                         PerformanceCounterType counterType)
  53                         : this (rawValue, baseValue, counterFrequency,
  54                                 systemFrequency, timeStamp, timeStamp100nSec,
  55                                 counterType, 0)
  56                 {
  57                 }
  58
  59                 public CounterSample (long rawValue,
  60                         long baseValue,
  61                         long counterFrequency,
  62                         long systemFrequency,
  63                         long timeStamp,
  64                         long timeStamp100nSec,
  65                         PerformanceCounterType counterType,
  66                         long counterTimeStamp)
  67                 {
  68                         this.rawValue = rawValue;
  69                         this.baseValue = baseValue;
  70                         this.counterFrequency = counterFrequency;
  71                         this.systemFrequency = systemFrequency;
  72                         this.timeStamp = timeStamp;
  73                         this.timeStamp100nSec = timeStamp100nSec;
  74                         this.counterType = counterType;
  75                         this.counterTimeStamp = counterTimeStamp;
  76                 }
  77
  78                 public static CounterSample Empty = new CounterSample (
  79                         0, 0, 0, 0, 0, 0,
  80                         PerformanceCounterType.NumberOfItems32,
  81                         0);
  82
  83                 public long BaseValue {
  84                         get {return baseValue;}
  85                 }
  86
  87                 public long CounterFrequency {
  88                         get {return counterFrequency;}
  89                 }
  90
  91                 public long CounterTimeStamp {
  92                         get {return counterTimeStamp;}
  93                 }
  94
  95                 public PerformanceCounterType CounterType {
  96                         get {return counterType;}
  97                 }
  98
  99                 public long RawValue {
 100                         get {return rawValue;}
 101                 }
 102
 103                 public long SystemFrequency {
 104                         get {return systemFrequency;}
 105                 }
 106
 107                 public long TimeStamp {
 108                         get {return timeStamp;}
 109                 }
 110
 111                 public long TimeStamp100nSec {
 112                         get {return timeStamp100nSec;}
 113                 }
 114
 115                 public static float Calculate (CounterSample counterSample)
 116                 {
 117                         return CounterSampleCalculator.ComputeCounterValue (counterSample);
 118                 }
 119
 120                 public static float Calculate (CounterSample counterSample,
 121                         CounterSample nextCounterSample)
 122                 {
 123                         return CounterSampleCalculator.ComputeCounterValue (counterSample, nextCounterSample);
 124                 }
 125         }
 126 }
 127