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吃多少倒是小事，关键是酒家的厨子和小二忙不开，一个个累得跟什么似的，后来喊了许多媳妇婆子去帮忙，这也不必细说。罪恶黑名单第九季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.小不忍则乱大谋，如今也只能退而求其次，为尹旭换取时间灭汉梁。When do we use modular mode?Haut Medoc-Upper MedocPublic class Example