PostSharp Timing Aspect Example

TimingAspect.cs

using System;
using System.Diagnostics;
using PostSharp.Aspects;
using PostSharp.Extensibility;

namespace PostSharpAspectExample
{
    [Serializable]
    [MulticastAttributeUsage(MulticastTargets.Method)]
    public class TimingAspect : OnMethodBoundaryAspect
    {
        [NonSerialized] private Stopwatch stopWatch;

        public override void OnEntry(MethodExecutionArgs methodExecutionArgs)
        {
            stopWatch = Stopwatch.StartNew();

            base.OnEntry(methodExecutionArgs);
        }

        public override void OnExit(MethodExecutionArgs methodExecutionArgs)
        {
            Console.WriteLine("{0} took {1}ms"
                , new StackTrace().GetFrame(1).GetMethod().Name
                , stopWatch.ElapsedMilliseconds);

            base.OnExit(methodExecutionArgs);
        }
    }
}