public static void RegisterReplacementFacetFactory <TReplacement, TOriginal>(IUnityContainer container)
where TReplacement : IFacetFactory
where TOriginal : IFacetFactory
{
int order = FacetFactories.StandardIndexOf(typeof(TOriginal));
container.RegisterType <IFacetFactory, TReplacement>(
typeof(TOriginal).Name,
new ContainerControlledLifetimeManager(),
new InjectionConstructor(order));
}
//Helper method to, subsistute a new implementation of a specific facet factory, but where the constructor
// of the new one takes: a numeric order, and the standard NOF implementation of that facet factory.
public static void RegisterReplacementFacetFactoryDelegatingToOriginal <TReplacement, TOriginal>(IUnityContainer container)
where TReplacement : IFacetFactory
where TOriginal : IFacetFactory
{
int order = FacetFactories.StandardIndexOf(typeof(TOriginal));
//Register the orginal (standard NOF implementation). Note that although already registered by StandardUnityConfig.RegisterStandardFacetFactories
//that will be as a named impl of IFacetFactory. This will be the only one registered as the concrete type
//PropertyMethodsFacetFactory so doesn't need to be named.
container.RegisterType <TOriginal>(
new ContainerControlledLifetimeManager(),
new InjectionConstructor(0)); //We don't care about the order, because this isn't called as a FacetFactory AS SUCH.
//but we still need one for the constructor
// Now add replacement using the standard pattern but using the same Name and orderNumber as the one being superseded.
// The original one will be auto-injected into it because of the implementation registered above
container.RegisterType <IFacetFactory, TReplacement>(
typeof(TOriginal).Name, //Following standard pattern for all NOF factories
new ContainerControlledLifetimeManager(),
new InjectionConstructor(order, typeof(TOriginal)));
}
private static int GetExistingOrder <TOriginal>()
{
var order = FacetFactories.StandardIndexOf(typeof(TOriginal));
return(order == -1 ? ParallelReflect.FacetFactories.StandardIndexOf(typeof(TOriginal)) : order);
}
