LoggerInterceptor

 public class LoggerInterceptor : IInterceptor
    {
        public void Intercept(IInvocation invocation)
        {
            var logger = invocation.Request.Context.Kernel.Get<Logger>();

            logger.Trace(string.Format("Start method {0} with {1}", invocation.Request.Method.Name, ArgumentsToString(invocation.Request.Arguments)));
            invocation.Proceed();
            logger.Trace(string.Format("End method {0} with {1}", invocation.Request.Method.Name, invocation.ReturnValue.ToString()));
        }

        private string ArgumentsToString(object[] arguments)
        {
            var builder = new StringBuilder();
            for (int i=0; i<arguments.Length; i++)
            {
                builder.Append(string.Format("Arg[{1}]={0},", arguments[i].ToString(), i));
            }
            return builder.ToString();
        }
    }