Controller Registry for Webapi

ControllerRegistry.cs

using System.Web.Http.Controllers;
using DependencyResolver.Controllers;
using Raven.Client;
using Raven.Client.Embedded;
using StructureMap.Configuration.DSL;

namespace DependencyResolver
{
	public class ControllerRegistry : Registry
	{
		public ControllerRegistry()
		{
			Scan(p =>
			{
				p.TheCallingAssembly();
				p.AddAllTypesOf<IHttpController>();
			});

			
		}
	}
}

DependencyResolver.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Http.Dependencies;
using StructureMap;

namespace DependencyResolver
{
	public class DependencyScope:IDependencyScope
	{
		private readonly IContainer container;
		public DependencyScope(IContainer container)
		{
			this.container = container;
		}

		public object GetService(Type serviceType)
		{
			return serviceType.IsAbstract || serviceType.IsInterface ? container.TryGetInstance(serviceType) 
				: container.GetInstance(serviceType);
		}

		public IEnumerable<object> GetServices(Type serviceType)
		{
			return container.GetAllInstances(serviceType).Cast<object>();
		}

		public void Dispose()
		{
			if (container != null)
				container.Dispose();
		}
	}

	public class DependencyResolver:DependencyScope,IDependencyResolver
	{
		private readonly IContainer container;
		public DependencyResolver(IContainer container):
			base(container.GetNestedContainer())
		{
			this.container = container;
		}

		public IDependencyScope BeginScope()
		{
			var NestedContainer = this.container.GetNestedContainer();
			return new DependencyScope(NestedContainer);
		}
	}
}