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Measuring and Monitoring WCF Web Service Performance

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4 Oct 2012GPL310 min read 55.1K   2.2K   47  
Using ServiceMon to obtain performance statistics for web services
using System;
using System.Linq;
using System.Reflection;
using JetBrains.Annotations;
using Kaleida.ServiceMonitor.Model.StructuredSource;

namespace Kaleida.ServiceMonitor.Model.Runtime
{
    public class ScriptCompiler
    {
        private static readonly ReflectionOperationFactory defaultOperationFactory = new ReflectionOperationFactory(new[] { Assembly.GetExecutingAssembly() });

        private readonly IPreparedRequestFactory preparedRequestFactory ;
        private readonly IResponseHandlerFactory responseHandlerFactory ;

        public ScriptCompiler() : this(defaultOperationFactory, defaultOperationFactory)
        {
        }

        public ScriptCompiler([NotNull] IPreparedRequestFactory preparedRequestFactory, [NotNull] IResponseHandlerFactory responseHandlerFactory)
        {
            if (preparedRequestFactory == null) throw new ArgumentNullException("preparedRequestFactory");
            if (responseHandlerFactory == null) throw new ArgumentNullException("responseHandlerFactory");

            this.preparedRequestFactory = preparedRequestFactory;
            this.responseHandlerFactory = responseHandlerFactory;
        }

        public CompiledScript Build(ScriptDefinition definition)
        {
            var script = new CompiledScript();

            foreach(var operation in definition.Operations)
            {
                try
                {
                    var preparedRequest = preparedRequestFactory.Build(operation.RequestAction.Name, operation.RequestAction.Arguments);
                    var responseHandler = responseHandlerFactory.Build(operation.HandlerAction.Name, operation.HandlerAction.Arguments);
                    script.Operations.Add(new Operation(preparedRequest, responseHandler));
                }
                catch (Exception exception)
                {
                    throw new InvalidOperationException(string.Format("Could not build operation {0} of {1}: {2}", definition.Operations.IndexOf(operation), definition.Operations.Count(), exception.Message));
                }
            }

            var processor = new DirectiveProcessor(script);
            processor.ApplyToScript(definition.Directives);
            

            return script;
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The GNU General Public License (GPLv3)


Written By
Architect BlackJet Software Ltd
United Kingdom United Kingdom
Stuart Wheelwright is the Principal Architect and Software Developer at BlackJet Software Ltd.

He has over 16 years commercial experience producing robust, maintainable, web-based solutions and bespoke systems for Microsoft platforms.

His latest project is Shopping UK, an elegantly simple shopping list for iPhone.

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