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1 using System;
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2 using System.Collections.Generic;
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3 using System.Diagnostics;
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4 using System.Linq;
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5 using System.Text;
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6 using System.Threading.Tasks;
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7
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8 namespace Implab.Diagnostics {
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9 /// <summary>
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195
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10 /// This class is used to trace a logical flow of the application, it publishes events to the default <see cref="TraceEvent"/> channel.
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36
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11 /// </summary>
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12 public static class TraceLog {
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195
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13 /// <summary>
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14 /// Starts the logical operation nested to the current operation nested to the current one.
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15 /// </summary>
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16 [Conditional("TRACE")]
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17 public static void StartLogicalOperation() {
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92
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18 TraceContext.Instance.StartLogicalOperation();
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195
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19
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20 }
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21
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195
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22 /// <summary>
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23 /// Starts the logical operation with the specified name, this name is usefull in logs.
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24 /// </summary>
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25 /// <param name="name">Name.</param>
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26 [Conditional("TRACE")]
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27 public static void StartLogicalOperation(string name) {
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92
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28 TraceContext.Instance.StartLogicalOperation(name);
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29 }
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30
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195
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31 /// <summary>
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32 /// Ends the logical operation and restores the previous one.
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33 /// </summary>
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36
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34 [Conditional("TRACE")]
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35 public static void EndLogicalOperation() {
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195
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36 var op = TraceContext.Instance.EndLogicalOperation();
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200
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37 LogChannel<TraceEvent>.Default.LogEvent(new TraceEvent(op, TraceEventType.OperationCompleted, String.Format("-{0} : {1}ms",op.Name, op.Duration)));
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52
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38 }
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39
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195
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40 /// <summary>
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41 /// Writes an informational message.
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42 /// </summary>
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43 /// <param name="format">Format.</param>
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44 /// <param name="arguments">Arguments.</param>
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52
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45 [Conditional("TRACE")]
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46 public static void TraceInformation(string format, params object[] arguments) {
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200
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47 LogChannel<TraceEvent>.Default.LogEvent(TraceEvent.Create(TraceContext.Instance.CurrentOperation, TraceEventType.Information, format, arguments));
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48 }
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49
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195
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50 /// <summary>
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51 /// Writes a warning message.
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52 /// </summary>
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53 /// <param name="format">Format.</param>
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54 /// <param name="arguments">Arguments.</param>
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36
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55 [Conditional("TRACE")]
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56 public static void TraceWarning(string format, params object[] arguments) {
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200
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57 LogChannel<TraceEvent>.Default.LogEvent(TraceEvent.Create(TraceContext.Instance.CurrentOperation, TraceEventType.Warning, format, arguments));
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58 }
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59
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60 [Conditional("TRACE")]
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61 public static void TraceError(string format, params object[] arguments) {
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200
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62 LogChannel<TraceEvent>.Default.LogEvent(TraceEvent.Create(TraceContext.Instance.CurrentOperation, TraceEventType.Error, format, arguments));
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63 }
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64
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65 [Conditional("TRACE")]
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66 public static void TraceError(Exception err) {
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67 TraceError("{0}", err);
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68 }
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69 }
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70 }
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