public MetricsPipeInstance(MetricsPipe profiler)
{
if (profiler == null)
{
throw new ArgumentNullException("profiler");
}
this.profiler = profiler;
}
/// <summary>
/// Stops the current MetricsPipe instance.
/// </summary>
/// <returns></returns>
public MetricsPipe Stop()
{
MetricsPipe current = Current;
if (current != null)
{
current.Stop();
}
return(current);
}
/// <summary>
/// Starts a new MetricsPipe instance.
/// </summary>
/// <returns></returns>
public MetricsPipe Start()
{
var context = OperationContext.Current;
if (context == null)
return null;
var result = new MetricsPipe(GraphiteConfiguration.Instance, this, StopwatchWrapper.StartNew);
Current = result;
return result;
}
/// <summary>
/// Removes the registered instance of the <see cref="MetricsPipeInstance"/> class from the current operation context after the operation has returned but before the reply message is sent.
/// </summary>
/// <param name="reply">The reply message. This value is null if the operation is one way.</param>
/// <param name="correlationState">The correlation object returned from the AfterReceiveRequest method.</param>
public void BeforeSendReply(ref Message reply, object correlationState)
{
MetricsPipe profiler = WcfMetricsPipeProvider.Instance.Stop();
try
{
if (profiler != null)
{
if (this.reportRequestTime != null && this.reportRequestTime.Enable)
{
if (!string.IsNullOrEmpty(this.reportRequestTime.FixedKey))
{
profiler.ReportTiming(
this.reportRequestTime.FixedKey.ToLowerInvariant(),
profiler.ElapsedMilliseconds);
}
else if (OperationContext.Current != null && OperationContext.Current.IncomingMessageHeaders != null)
{
profiler.ReportTiming(
this.ParseMetricKey(OperationContext.Current.IncomingMessageHeaders, this.reportRequestTime.KeyPrefix).ToLowerInvariant(),
profiler.ElapsedMilliseconds);
}
}
if (this.reportHitCount != null && this.reportHitCount.Enable)
{
if (!string.IsNullOrEmpty(this.reportHitCount.FixedKey))
{
profiler.ReportCounter(
this.reportHitCount.FixedKey.ToLowerInvariant(),
1);
}
else if (OperationContext.Current != null && OperationContext.Current.IncomingMessageHeaders != null)
{
profiler.ReportCounter(
this.ParseMetricKey(OperationContext.Current.IncomingMessageHeaders, this.reportHitCount.KeyPrefix).ToLowerInvariant(),
1);
}
}
}
}
catch (SystemException exception)
{
Trace.TraceError(exception.Format());
}
if (profiler != null)
{
profiler.Dispose();
}
}
/// <summary>
/// Starts a new MetricsPipe instance.
/// </summary>
/// <returns></returns>
public MetricsPipe Start()
{
var context = OperationContext.Current;
if (context == null)
{
return(null);
}
var result = new MetricsPipe(GraphiteConfigurationProvider.Get(), this, StopwatchWrapper.StartNew);
Current = result;
return(result);
}
/// <summary>
/// Starts a new MetricsPipe instance.
/// </summary>
/// <returns></returns>
public MetricsPipe Start()
{
var context = HttpContext.Current;
if (context == null)
{
return(null);
}
var result = new MetricsPipe(GraphiteConfiguration.Instance, this, StopwatchWrapper.StartNew);
Current = result;
return(result);
}
