| @@ -1,24 +1,30 | |||
|  | 1 | 1 | using System; | 
|  | 2 | 2 | using System.Collections.Generic; | 
|  | 3 | 3 | using System.Linq; | 
|  | 4 | 4 | using System.Text; | 
|  | 5 | 5 | |
|  | 6 | 6 | namespace Implab.Diagnostics { | 
|  | 7 | 7 | public class LogChannel<TEvent> { | 
|  | 8 | 8 | static LogChannel<TEvent> _default = new LogChannel<TEvent>(); | 
|  | 9 | 9 | |
|  | 10 | 10 | public static LogChannel<TEvent> Default { | 
|  | 11 | 11 | get { | 
|  | 12 | 12 | return _default; | 
|  | 13 | 13 | } | 
|  | 14 | 14 | } | 
|  | 15 | 15 | |
|  | 16 | 16 | public event EventHandler<ValueEventArgs<TEvent>> Events; | 
|  | 17 | 17 | |
|  | 18 | 18 | public void LogEvent(TEvent data) { | 
|  | 19 | 19 | var t = Events; | 
|  | 20 | 20 | if (t!= null) | 
|  | 21 | 21 | t(TraceContext.Current,new ValueEventArgs<TEvent>(data)); | 
|  | 22 | 22 | } | 
|  | 23 | ||
|  | 24 | public void LogEvent(TraceContext context,TEvent data) { | |
|  | 25 | var t = Events; | |
|  | 26 | if (t != null) | |
|  | 27 | t(context, new ValueEventArgs<TEvent>(data)); | |
|  | 23 | 28 | } | 
|  | 24 | 29 | } | 
|  | 30 | } | |
| @@ -1,97 +1,97 | |||
|  | 1 | 1 | using System; | 
|  | 2 | 2 | using System.Collections.Generic; | 
|  | 3 | 3 | using System.Linq; | 
|  | 4 | 4 | using System.Text; | 
|  | 5 | 5 | using System.Threading; | 
|  | 6 | 6 | using System.Threading.Tasks; | 
|  | 7 | 7 | |
|  | 8 | 8 | namespace Implab.Diagnostics { | 
|  | 9 | 9 | public class TraceContext { | 
|  | 10 | 10 | LogicalOperation m_currentOperation; | 
|  | 11 | 11 | readonly LogicalOperation m_traceBound; | 
|  | 12 | 12 | readonly int m_threadId; | 
|  | 13 | 13 | readonly TraceContext m_parent; | 
|  | 14 | 14 | |
|  | 15 | 15 | readonly static object _consoleLock = new object(); | 
|  | 16 | 16 | |
|  | 17 | 17 | [ThreadStatic] | 
|  | 18 | 18 | static TraceContext _current; | 
|  | 19 | 19 | |
|  | 20 | 20 | public static TraceContext Current { | 
|  | 21 | 21 | get { | 
|  | 22 | 22 | if (_current == null) | 
|  | 23 | 23 | _current = new TraceContext(); | 
|  | 24 | 24 | return _current; | 
|  | 25 | 25 | } | 
|  | 26 | 26 | } | 
|  | 27 | 27 | |
|  | 28 | 28 | TraceContext(TraceContext context) { | 
|  | 29 | 29 | if (context == null) | 
|  | 30 | 30 | throw new ArgumentNullException("context"); | 
|  | 31 | 31 | |
|  | 32 | 32 | m_parent = context; | 
|  | 33 | 33 | m_currentOperation = context.CurrentOperation; | 
|  | 34 | 34 | m_traceBound = context.CurrentOperation; | 
|  | 35 | 35 | m_threadId = Thread.CurrentThread.ManagedThreadId; | 
|  | 36 | 36 | |
|  | 37 | LogEvent(TraceEventType.Transfer, | |
|  | 37 | LogEvent(TraceEventType.Transfer, "FORK {0}", context.ThreadId); | |
|  | 38 | 38 | } | 
|  | 39 | 39 | |
|  | 40 | 40 | TraceContext() { | 
|  | 41 | 41 | m_currentOperation = new LogicalOperation(); | 
|  | 42 | 42 | m_traceBound = m_currentOperation; | 
|  | 43 | 43 | m_threadId = Thread.CurrentThread.ManagedThreadId; | 
|  | 44 | 44 | } | 
|  | 45 | 45 | |
|  | 46 | 46 | public static void Transfer(TraceContext from) { | 
|  | 47 | 47 | _current = from == null ? new TraceContext() : new TraceContext(from); | 
|  | 48 | 48 | } | 
|  | 49 | 49 | |
|  | 50 | 50 | public TraceContext ParentContext { | 
|  | 51 | 51 | get { | 
|  | 52 | 52 | return m_parent; | 
|  | 53 | 53 | } | 
|  | 54 | 54 | } | 
|  | 55 | 55 | |
|  | 56 | 56 | public LogicalOperation CurrentOperation { | 
|  | 57 | 57 | get { | 
|  | 58 | 58 | return m_currentOperation; | 
|  | 59 | 59 | } | 
|  | 60 | 60 | } | 
|  | 61 | 61 | |
|  | 62 | 62 | public LogicalOperation TraceBound { | 
|  | 63 | 63 | get { | 
|  | 64 | 64 | return m_traceBound; | 
|  | 65 | 65 | } | 
|  | 66 | 66 | } | 
|  | 67 | 67 | |
|  | 68 | 68 | public int ThreadId { | 
|  | 69 | 69 | get { | 
|  | 70 | 70 | return m_threadId; | 
|  | 71 | 71 | } | 
|  | 72 | 72 | } | 
|  | 73 | 73 | |
|  | 74 | 74 | public void StartLogicalOperation() { | 
|  | 75 | 75 | StartLogicalOperation(null); | 
|  | 76 | 76 | } | 
|  | 77 | 77 | |
|  | 78 | 78 | public void StartLogicalOperation(string name) { | 
|  | 79 | 79 | LogEvent(TraceEventType.OperationStarted, "{0}", name); | 
|  | 80 | 80 | m_currentOperation = new LogicalOperation(name, m_currentOperation); | 
|  | 81 | 81 | } | 
|  | 82 | 82 | |
|  | 83 | 83 | public void EndLogicalOperation() { | 
|  | 84 | 84 | if (m_traceBound == m_currentOperation) { | 
|  | 85 | 85 | LogEvent(TraceEventType.Error, "Trying to end the operation which isn't belongs to current trace"); | 
|  | 86 | 86 | } else { | 
|  | 87 | 87 | var op = m_currentOperation; | 
|  | 88 | 88 | m_currentOperation = m_currentOperation.Parent; | 
|  | 89 | 89 | LogEvent(TraceEventType.OperationCompleted, "{0} {1} ms", op.Name, op.Duration); | 
|  | 90 | 90 | } | 
|  | 91 | 91 | } | 
|  | 92 | 92 | |
|  | 93 | 93 | void LogEvent(TraceEventType type, string format, params object[] args) { | 
|  | 94 | LogChannel<TraceEvent>.Default.LogEvent(TraceEvent.Create(type, format, args)); | |
|  | 94 | LogChannel<TraceEvent>.Default.LogEvent(this, TraceEvent.Create(type, format, args)); | |
|  | 95 | 95 | } | 
|  | 96 | 96 | } | 
|  | 97 | 97 | } | 
        
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