2020-02-16 标签:android,源码,学习,工厂,方法,模式,应用,优势,介绍,定义,define,interface,creating,object,let,subclasses,decide,class,instantiate

工厂方法模式定义： Define an interface for creating an object, but let subclasses decide which class to instantiate. Factory Method lets a class defer instanti