How to manage IDisposable Objects that are cached?

Question

I have an object that is expensive to create, which uses some unmanaged resources that must be explicitly freed when done with and so implement IDisposable(). I would like a ca

Answer 1

First of all, the type that wraps the native resources should be finalizable, not just disposable. Even better, use SafeHandle to wrap the native resources.

Unless someone is explicitly responsible for saying they are done with the item and it can be disposed, then I think you're better off letting the GC take care of it. Note that it must be finalizable though, otherwise the GC won't give it a second glance.