Simplest way to make cross-appdomain call?

Question

I need to call a method of object in another appdomain (pass param and get result). Ideas?

UPD both AppDomain\'s are created not by my code (host app creates it, and

Answer 1

This is usually achieved using AppDomain.DoCallBack. You need to make sure that if you want to pass parameters, you need to create a serializable object, whose method you pass to the method described above. In the callback method you can perform another AppDomain callback to pass the result back to the original AppDomain.