1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56
| interface Implementor { doSomething() : void; doAnything() : void; }
class ConcreteImplementor1 implements Implementor { public doSomething() : void {
} public doAnything() : void {
} } class ConcreteImplementor2 implements Implementor { public doSomething() : void {
} public doAnything() : void { } }
abstract class Abstraction { private imp : Implementor; constructor(imp : Implementor) { this.imp = imp; }
public request() : void { this.imp.doSomething(); } }
class RefinedAbstraction extends Abstraction { constructor(imp : Implementor) { super(imp); }
public request() : void { super.request(); } }
const imp : Implementor = new ConcreteImplementor1();
const abs : Abstraction = new RefinedAbstraction(imp);
abs.request();
|