Programming GPS and OpenStreetMap Applications with Java

Part III

ROs - RealObjects

Parts I and II provided the prerequisites to grasp the project vision as well

as a feeling for the object-oriented programming approach. The GPS unit

and the map panel encapsulate domain knowledge and provide developer

tools as a common basis.

This part implements RealObjects as the root class for all real-world

objects interacting in real-world scenarios. In the real world, a physical

object is any thing with mass, size (shape), and a location (orientation) at

any point in time. In the computer world, every (real) object is a program

of its own, an entity with an internal behavior and interfaces connecting it

to external envir ...