You've seen two creational patterns. Now, let's look at how to use a behavioral pattern in Rational Software Architect.
您已经看过了两个创建的模式，现在让我们看看如何在Rational Soft ware Architect中使用动作类的模式。
2
The Factory Method Pattern is a creationalpattern that defines an interface for creating an object but lets subclasses decide which actual class to instantiate.