“Closing” a blocking queue

Question

I’m using java.util.concurrent.BlockingQueue in a very simple producer-consumer scenario. E.g. this pseudo code depicts the consumer part:

class QueueCo         


        

Answer 1

Is it possible to extend ComplexObject and mock out the non-trivial creation functionality? Essentially you're ending up with a shell object but you can do then do instance of to see if is the end of queue object.