CircleBug

In order to observe the behavior of one or more actors, a “runner” class is required. That class constructs an ActorWorld object, places actors into it, and shows the world. For the bug, this class is BugRunner. For the boxbug, it is BoxBugRunner. In each of these runner classes, the overloaded add method is used to place actors (instances of classes such as Bug, BoxBug, Rock) into the grid of the ActorWorld. The add method with an Actor parameter and a Location parameter places an actor at a sp