DesignPattern_Creational_FactoryMethod

using System.Reflection;

namespace DesignPattern.Creational.FactoryMethod
{
    public class Product { }
    public class ProductA : Product { }
    public class ProductB : Product { }
    public abstract class Factory
    {
        public static Factory ChooseFactory(string name)
        {
            return Assembly.Load("DesignPattern.Creational")
                .CreateInstance(string.Format("DesignPattern.Creational.FactoryMethod.{0}", name)) as Factory;
        }

        public abstract Product GetProduct();
    }
    public class FactoryA:Factory{
        public override Product GetProduct()
        {
            return new ProductA();
        }
    }
    public class FactoryB : Factory
    {
        public override Product GetProduct()
        {
            return new ProductB();
        }
    }
}