+-----------------+ +-----------------+
| Product | | Creator |
+-----------------+ +-----------------+
| eat() | | factoryMethod() |
+-----------------+ +-----------------+
A A
| |
| |
+-----------------+ +-----------------+
| Food | | FoodCreator |
+-----------------+ +-----------------+
| eat() | | factoryMethod() |
+-----------------+ +-----------------+
^ |
| |
+---------------------+
class Product:
def eat(self):
pass
class Creator(object):
def factoryMethod(self, owner):
pass
class Food(Product):
def __init__(self, owner):
self.owner = owner
print "cook %s" %(self.owner)
def eat(self):
print "eat %s" %(self.owner)
class FoodCreator(Creator):
def factoryMethod(self, owner):
return Food(owner)
creator = FoodCreator()
food1 = creator.factoryMethod("Kappa Maki")
food2 = creator.factoryMethod("Chocolate Cake")
food1.eat()
food2.eat()
using System;
namespace FactoryMethod
{
public abstract class Product
{
public abstract void Eat();
}
public abstract class Creator
{
public abstract Food FactoryMethod(string foodName);
}
public class Food : Product
{
private string foodName;
public Food(string foodName)
{
this.foodName = foodName;
Console.WriteLine(string.Format("cook {0}", foodName));
}
public override void Eat()
{
Console.WriteLine(string.Format("eat {0}", foodName));
}
}
public class FoodCreator : Creator
{
public override Food FactoryMethod(string foodName)
{
return new Food(foodName);
}
}
class Program
{
static void Main(string[] args)
{
Creator creator = new FoodCreator();
Food food1 = creator.FactoryMethod("Kappa Maki");
Food food2 = creator.FactoryMethod("Chocolate Cake");
food1.Eat();
food2.Eat();
Console.ReadLine();
}
}
}
Console
$ python FactoryMethod.py
cook Kappa Maki
cook Chocholate Cake
eat Kappa Maki
eat Chocolate Cake
