TraceContext.cs
97 lines
| 3.0 KiB
| text/x-csharp
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r36 | using System; | ||
| using System.Collections.Generic; | ||||
| using System.Linq; | ||||
| using System.Text; | ||||
| using System.Threading; | ||||
| using System.Threading.Tasks; | ||||
| namespace Implab.Diagnostics { | ||||
| public class TraceContext { | ||||
| LogicalOperation m_currentOperation; | ||||
| readonly LogicalOperation m_traceBound; | ||||
| readonly int m_threadId; | ||||
| readonly TraceContext m_parent; | ||||
| readonly static object _consoleLock = new object(); | ||||
| [ThreadStatic] | ||||
| static TraceContext _current; | ||||
| public static TraceContext Current { | ||||
| get { | ||||
| if (_current == null) | ||||
| _current = new TraceContext(); | ||||
| return _current; | ||||
| } | ||||
| } | ||||
| TraceContext(TraceContext context) { | ||||
| if (context == null) | ||||
| throw new ArgumentNullException("context"); | ||||
| m_parent = context; | ||||
| m_currentOperation = context.CurrentOperation; | ||||
| m_traceBound = context.CurrentOperation; | ||||
| m_threadId = Thread.CurrentThread.ManagedThreadId; | ||||
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r37 | LogEvent(TraceEventType.Transfer, "FORK {0}", context.ThreadId); | ||
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r36 | } | ||
| TraceContext() { | ||||
| m_currentOperation = new LogicalOperation(); | ||||
| m_traceBound = m_currentOperation; | ||||
| m_threadId = Thread.CurrentThread.ManagedThreadId; | ||||
| } | ||||
| public static void Transfer(TraceContext from) { | ||||
| _current = from == null ? new TraceContext() : new TraceContext(from); | ||||
| } | ||||
| public TraceContext ParentContext { | ||||
| get { | ||||
| return m_parent; | ||||
| } | ||||
| } | ||||
| public LogicalOperation CurrentOperation { | ||||
| get { | ||||
| return m_currentOperation; | ||||
| } | ||||
| } | ||||
| public LogicalOperation TraceBound { | ||||
| get { | ||||
| return m_traceBound; | ||||
| } | ||||
| } | ||||
| public int ThreadId { | ||||
| get { | ||||
| return m_threadId; | ||||
| } | ||||
| } | ||||
| public void StartLogicalOperation() { | ||||
| StartLogicalOperation(null); | ||||
| } | ||||
| public void StartLogicalOperation(string name) { | ||||
| LogEvent(TraceEventType.OperationStarted, "{0}", name); | ||||
| m_currentOperation = new LogicalOperation(name, m_currentOperation); | ||||
| } | ||||
| public void EndLogicalOperation() { | ||||
| if (m_traceBound == m_currentOperation) { | ||||
| LogEvent(TraceEventType.Error, "Trying to end the operation which isn't belongs to current trace"); | ||||
| } else { | ||||
| var op = m_currentOperation; | ||||
| m_currentOperation = m_currentOperation.Parent; | ||||
| LogEvent(TraceEventType.OperationCompleted, "{0} {1} ms", op.Name, op.Duration); | ||||
| } | ||||
| } | ||||
| void LogEvent(TraceEventType type, string format, params object[] args) { | ||||
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r37 | LogChannel<TraceEvent>.Default.LogEvent(this, TraceEvent.Create(type, format, args)); | ||
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r36 | } | ||
| } | ||||
| } | ||||