fruitgardener.java

来自「《JAVA与模式》附书中源代码」· Java 代码 · 共 25 行

package com.javapatterns.simplefactory;

public class FruitGardener
{
    public static Fruit factory(String which) throws BadFruitException
    {
        if (which.equalsIgnoreCase("apple"))
        {
            return new Apple();
        }
        else if (which.equalsIgnoreCase("strawberry"))
        {
            return new Strawberry();
        }
        else if (which.equalsIgnoreCase("grape"))
        {
            return new Grape();
        }
        else
        {
         	throw new BadFruitException("Bad fruit request");
        }
    }
}