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67 lines (58 loc) · 1.29 KB
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package designpatterns;
/**
*
* @author jtherrell
*/
abstract class MazeFactory {
abstract public Maze makeMaze();
abstract public Wall makeWall();
abstract public Room makeRoom(int n);
abstract public Door makeDoor(Room r1, Room r2);
}
class BombedMazeFactory extends MazeFactory {
private static BombedMazeFactory s_instance;
public Maze makeMaze()
{ return new BombedMaze(); }
public Wall makeWall()
{ return new BombedWall(); }
public Room makeRoom(int n)
{ return new BombedRoom(n); }
public Door makeDoor(Room r1, Room r2)
{ return new BombedDoor(r1, r2); }
public static BombedMazeFactory GetInstance() {
if (s_instance == null)
s_instance = new BombedMazeFactory();
return s_instance;
}
}
abstract class Maze {}
class BombedMaze extends Maze{}
class Wall {}
class BombedWall extends Wall{}
class Room {
int roomNumber;
public Room(int n) {
roomNumber = n;
}
}
class BombedRoom extends Room {
public BombedRoom(int n) {
super(n);
}
}
class Door {
Room r1, r2;
public Door(Room r1, Room r2) {
this.r1 = r1;
this.r2 = r2;
}
}
class BombedDoor extends Door {
public BombedDoor(Room r1, Room r2) {
super(r1, r2);
}
}