public interface Cake {
void make();
}
public interface CakeFactory {
Cake makeCake();
}
public class CreamCake implements Cake{
/**
* 鲜奶蛋糕
*/
@Override
public void make() {
System.out.println("Making cream cake");
}
}
public class FruitCake implements Cake {
/**
* 水果蛋糕
*/
@Override
public void make() {
System.out.println("Making fruit cake");
}
}
public class CreamCakeFactory implements CakeFactory{
@Override
public Cake makeCake() {
System.out.println("Milking cows");
return new CreamCake();
}
}
public class FruitCakeFactory implements CakeFactory {
@Override
public Cake makeCake() {
System.out.println("Picking fruit");
return new FruitCake();
}
}
public class Client {
public static void main(String[] args) {
CreamCakeFactory creamCakeFactory = new CreamCakeFactory();
Cake cake1 = creamCakeFactory.makeCake();
cake1.make();
System.out.println("=================");
FruitCakeFactory fruitCakeFactory = new FruitCakeFactory();
Cake cake2 = fruitCakeFactory.makeCake();
cake2.make();
}
}
运行结果
Milking cows
Making cream cake
=================
Picking fruit
Making fruit cake
