/**
 *工廠模式測試類
 *@version 2009-4-3
 *@author Winty(wintys@gmail.com)
 */
package pattern.factory;

public class Factory{
    public static void main(String[] args){
        Fruit fruit;
        FruitGardener fruitGardener;

        fruitGardener = new AppleGardener();
        fruit = fruitGardener.factory();
        fruit.plant();
        fruit.harvest();

        fruitGardener = new StrawberryGardener();
        fruit = fruitGardener.factory();
        fruit.plant();
        fruit.harvest();

        fruitGardener = new GrapeGardener();
        fruit = fruitGardener.factory();
        fruit.plant();
        fruit.harvest();
    }
}

/**
 *抽象產品
 */
abstract class Fruit{
    protected String name;

    public abstract void plant();
    public abstract void harvest();
}

/**
 *具體產品(Apple)
 */
class Apple extends Fruit{
    public Apple(){
        name = "Apple";
    }

    @Override
    public void plant(){
        System.out.println(name + " plant");
    }

    @Override
    public void harvest(){
        System.out.println(name + " harvest");
    }
}

/**
 *具體產品(草莓)
 */
class Strawberry extends Fruit{
     
    public Strawberry(){
        name = "Strawberry";
    }
   
    @Override
    public void plant(){
        System.out.println(name + " plant");
    }

    @Override
    public void harvest(){
        System.out.println(name + " harvest");
    }
}

/**
 *具體產品(葡萄)
 */
class Grape extends Fruit{
    public Grape(){
        name = "Grape";
    }

    @Override
    public void plant(){
        System.out.println(name + " plant");
    }

    @Override
    public void harvest(){
        System.out.println(name + " harvest");
    }
}


/**
 *抽象工廠類
 */
abstract class FruitGardener{
    public abstract Fruit factory();
}

/**
 *具體Apple工廠
 */
class AppleGardener extends FruitGardener{
    @Override
    public Fruit factory(){
        return new Apple();
    }
}

/**
 *具體草莓工廠
 */
class StrawberryGardener extends FruitGardener{
    @Override
    public Fruit factory(){
        return new Strawberry();
    }
}

/**
 *具體葡萄工廠
 */
class GrapeGardener extends FruitGardener{
    @Override
    public Fruit factory(){
        return new Grape();
    }
}