// @topic S-0303-02-01-40 Java MVC Architecture Demo // @brief class Elevator (business object that belongs to the Data Model Tier) package demo; public class Elevator { //------------------------------ // data //------------------------------ private int floor = 1; private int state = 0; // moving up, moving down, standing, etc. //------------------------------ // operations //------------------------------ void moveUp() { ++floor; }//moveUp void moveDown() { --floor; }//moveDown public int getFloor() { return floor; }//getFloor }//class Elevator