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ITraceWriter.Trace Method (HttpRequestMessage, String, TraceLevel, Action<TraceRecord>)
Invokes the specified traceAction to allow setting values in a new TraceRecord if and only if tracing is permitted at the given category and level.
Assembly: System.Web.Http (in System.Web.Http.dll)
void Trace( HttpRequestMessage request, string category, TraceLevel level, Action<TraceRecord> traceAction )
Parameters
- request
-
Type:
System.Net.Http.HttpRequestMessage
The current HttpRequestMessage. It may be null but doing so will prevent subsequent trace analysis from correlating the trace to a particular request.
- category
-
Type:
System.String
The logical category for the trace. Users can define their own.
- level
-
Type:
System.Web.Http.Tracing.TraceLevel
The TraceLevel at which to write this trace.
- traceAction
-
Type:
System.Action<TraceRecord>
The action to invoke if tracing is enabled. The caller is expected to fill in the fields of the given TraceRecord in this action.
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