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AbstractFactory.java

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interface Food {

public String getFoodName();

}

interface TableWare {

public String getToolName();

}

interface KitchenFactory {

public Food getFood();

public TableWare getTableWare();

}

class Apple implements Food {

public String getFoodName() {

return "apple";

}

}

class Knife implements TableWare {

public String getToolName() {

return "knife";

}

}

class KitchenA implements KitchenFactory{

public Food getFood() {

return new Apple();

}

public TableWare getTableWare() {

return new Knife();

}

}

public class AbstractFactory {

public void eat(KitchenFactory k) {

System.out.println("I'm having " + k.getFood().getFoodName() + " and " + k.getTableWare().getToolName());

}

public static void main(String[] args) {

AbstractFactory af = new AbstractFactory();

KitchenFactory kf = new KitchenA();

af.eat(kf);

}

}