Why isn't calling a static method by way of an instance an error for the Java compiler?

Question

I\'m sure you all know the behaviour I mean - code such as:

Thread thread = new Thread();
int activeCount = thread.activeCount();

provokes

Answer 1

There's not option for it. In java (like many other lang.) you can have access to all static members of a class through its class name or instance object of that class. That would be up to you and your case and software solution which one you should use that gives you more readability.