Converting From Castle Windsor To StructureMap In An MVC2 Project
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by alphadogg
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Published on 2010-05-07T02:33:34Z
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2010/05/07
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I am learning about best practices in MVC2 and I am knocking off a copy of the "Who Can Help Me" project (http://whocanhelpme.codeplex.com/) off Codeplex. In it, they use Castle Windsor for their DI container. One "learning" task I am trying to do is convert this subsystem in this project to use StructureMap.
Basically, at Application_Start(), the code news up a Windsor container. Then, it goes through multiple assemblies, using MEF:
public static void Register(IContainer container)
{
var catalog = new CatalogBuilder()
.ForAssembly(typeof(IComponentRegistrarMarker).Assembly)
.ForMvcAssembly(Assembly.GetExecutingAssembly())
.ForMvcAssembliesInDirectory(HttpRuntime.BinDirectory, "CPOP*.dll") // Won't work in Partial trust
.Build();
var compositionContainer = new CompositionContainer(catalog);
compositionContainer
.GetExports<IComponentRegistrar>()
.Each(e => e.Value.Register(container));
}
and any class in any assembly that has an IComponentRegistrar interface will get its Register() method run.
For example, the controller registrar's Register() method implementation basically is:
public void Register(IContainer container)
{
Assembly.GetAssembly(typeof(ControllersRegistrarMarker)).GetExportedTypes()
.Where(IsController)
.Each(type => container.AddComponentLifeStyle(
type.Name.ToLower(),
type,
LifestyleType.Transient ));
}
private static bool IsController(Type type)
{
return typeof(IController).IsAssignableFrom(type);
}
Hopefully, I am not butchering WCHM too much. I am wondering how does one do this with StructureMap?
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