欧美亚洲精品中文字幕乱码

这小模样……他终于明白爹为何夸老儿子是张家最聪明、最乖的孩子了。你永远也不会明白兵法和谋略的奇妙。Adapter mode of interface: When you don't want to implement all methods in an interface, you can create an abstract class Wrapper to implement all methods. When we write other classes, we can inherit the abstract class.郑氏轻笑道：国公夫人但请直言。The following procedure is to use the state mode to improve the light. When it comes to encapsulation, the behavior of the encapsulated object is generally preferred over the state of the object. But the opposite is true in state mode, The key to the state mode is to encapsulate each state of the thing into a separate class, and the behaviors related to this state are encapsulated inside this class, so when button is pressed, only the request needs to be delegated to the current state object in the context, and the state object will be responsible for rendering its own behaviors. At the same time, the state switching rules can be distributed in the state classes in advance, thus effectively eliminating a large number of conditional branch statements that originally existed.