OOP2/Controller.java

    Controller.java
	
			import java.util.Observable; // This controller must be aware of Observable classes.

			import java.util.Observer;
		
			/**
		
			 * Controller - An abstract controller for an MVC-architecture.
		
			 * @author Maarten Vangeneugden - 1438256
		
			 */
		
			class Controller {
		
				// Members
		
				private Observable model;
		
				private Observer view;
		
				// Constructor
		
				public Controller(Observable model, Observer view) { 
		
					setModel(model);
		
					setView(view);
		
				}
		
				/**
		
				 * Sets the model for this controller.
		
				 * @param model The model that is to be controlled.
		
				 */
		
				public void setModel(Observable model) {
		
					this.model.deleteObserver(this.view);
		
					this.model = model;
		
					this.model.addObserver(this.view);
		
				}
		
				/**
		
				 * Returns the model that is being observed.
		
				 * @return The model being observed.
		
				 */
		
				public Observable getModel() {
		
					return model;
		
				}
		
				/**
		
				 * Sets the view for this controller.
		
				 * @param view The view for this controller.
		
				 */
		
				public void setView(Observer view) {
		
					getModel().deleteObserver(this.view);
		
					this.view = view;
		
					getModel().addObserver(this.view);
		
				}
		
				/**
		
				 * Returns the view for this controller.
		
				 * @return The view for this controller.
		
				 */
		
				public Observer getView() {	
		
					return view;
		
				}
		
			}

1	import java.util.Observable; // This controller must be aware of Observable classes.
2	import java.util.Observer;
3
4	/**
5	* Controller - An abstract controller for an MVC-architecture.
6	* @author Maarten Vangeneugden - 1438256
7	*/
8	class Controller {
9
10	// Members
11	private Observable model;
12	private Observer view;
13
14	// Constructor
15	public Controller(Observable model, Observer view) {
16	setModel(model);
17	setView(view);
18	}
19
20	/**
21	* Sets the model for this controller.
22	* @param model The model that is to be controlled.
23	*/
24	public void setModel(Observable model) {
25	this.model.deleteObserver(this.view);
26	this.model = model;
27	this.model.addObserver(this.view);
28	}
29
30	/**
31	* Returns the model that is being observed.
32	* @return The model being observed.
33	*/
34	public Observable getModel() {
35	return model;
36	}
37
38	/**
39	* Sets the view for this controller.
40	* @param view The view for this controller.
41	*/
42	public void setView(Observer view) {
43	getModel().deleteObserver(this.view);
44	this.view = view;
45	getModel().addObserver(this.view);
46	}
47
48	/**
49	* Returns the view for this controller.
50	* @return The view for this controller.
51	*/
52	public Observer getView() {
53	return view;
54	}
55
56	}
57