I’ve recently been looking at better ways to combine IoC functionality with MEF composition. I’ve created a workable solution using just MEF but there is some nasty boilerplate floating around when creating nested containers. As an example to this issue, the data model contains a set of nested objects in which the Root object holds the MEF CompositionContainer and uses that container to satisfy imports on objects it creates. At some point in the heirarchy, an object representing a context needs to ......