Study notes (3): Chapter 1 Software Architecture Design Principles-3.Simple Responsibility Principle Single Responsibility Principle

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1. Single responsibility: a class, interface, and method are only responsible for one responsibility; define an interface for cooking, an interface for eating, and then a class implements the above two interfaces at the same time
2. As we often use to pass a handleType to distinguish between operations such as [Report] [Return] [Recover], it is actually not in line with a single responsibility