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In the above code, we use three functions, order500, order200, orderNormal to handle its own business logic, If the current own function cannot handle things, We pass it to the following function to handle it. By analogy, Until there is a function that can handle him, Otherwise, the responsibility chain mode will leave the chain directly, telling that it cannot be processed and throwing an error prompt. Although the above code can be used as the responsibility chain mode, we can see from the above code that the Order500 function depends on functions such as Order200, so there must be this function, which also violates the open-closed principle in object-oriented. Let's continue to understand writing flexible and detachable responsibility chain nodes.我们现在是处于优势地位，自然不可能提出和谈。The following is the definition of the factory method: an interface is defined to create an object, but the subclass decides which one to create. The factory method defers this process of creating objects to subclasses.黄豆在一旁听了，跳脚嚷道：还帮他们治？打出去。　　与曹雪言别后，徐天在邮箱里意外发现一封匿名恐吓信。信中暗示到当年那场事故，威胁徐天要以命偿命。果然，徐天身边的亲友陆续面临险境。徐天终于信以为真，前妻艾华(应急大队成员)亲自赶到酒店，却发现徐天已经中毒。当徐天得知艾华即将嫁给周静之(应急队长，自己的前战友)时，有意疏远艾华。郑氏也暗自点头，总算红椒没出纰漏。《假面骑士第三十一季 假面骑士01》令和假面骑士第1作