Template Method(Chapter 18 of Pro Objective-C Design Patterns for iOS)
摘要:
Define the skeleton of an algorithm in an operation,deferring some steps to subclasses. Template Method lets subclasses redefine certain steps ofan algorithm without changing the algorithm's structure. 阅读全文
posted @ 2012-05-10 13:55 Ray Z 阅读(269) 评论(0) 推荐(1) 编辑