File: Profiler.cs

package info (click to toggle)
mono 4.6.2.7+dfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 778,148 kB
  • ctags: 914,052
  • sloc: cs: 5,779,509; xml: 2,773,713; ansic: 432,645; sh: 14,749; makefile: 12,361; perl: 2,488; python: 1,434; cpp: 849; asm: 531; sql: 95; sed: 16; php: 1
file content (78 lines) | stat: -rw-r--r-- 1,780 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
´╗┐using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Diagnostics;
using System.IO;

namespace DbLinq.Util
{
#if !MONO_STRICT
    public
#endif
    static class Profiler
    {
        [ThreadStatic]
        private static Stopwatch timer = new Stopwatch();

        private static Stopwatch Timer
        {
            get 
            {
                if (timer == null)
                    timer = new Stopwatch();
                return timer;
            }
        }

        [ThreadStatic]
        private static long prevTicks;
        [ThreadStatic]
        private static bool profiling;
        [ThreadStatic]
        private static TextWriter log;

        private static TextWriter Log
        {
            get
            {
                if (log == null)
                    log = Console.Out;
                return log;
            }
            set 
            { 
                log = value; 
            }
        }

        [Conditional("DEBUG")]
        public static void Start()
        {
            profiling = true;
            prevTicks = 0;
            Timer.Reset();
            Timer.Start();
        }

        [Conditional("DEBUG")]
        public static void At(string format, params object[] args)
        {
            if (profiling)
            {
                Timer.Stop();
                Log.Write("#AT(time={0:D12}, elapsed={1:D12}) ", Timer.ElapsedTicks, Timer.ElapsedTicks - prevTicks);
                prevTicks = Timer.ElapsedTicks;
                Log.WriteLine(format, args);
                Timer.Start();
            }
        }

        [Conditional("DEBUG")]
        public static void Stop()
        {
            profiling = false;
            Timer.Stop();
        }
    }
}