So how do we implement a cross-cutting concern such as logging?
因此,怎样才能实现一个横切关注点,例如日志?
The type of logging required in our example is a cross-cutting concern.
在我们例子中所需的日志类型为 横切关系。
Avoided tying all code to particular instances of cross-cutting concern classes.
避免将所有代码与横切关注点类的特殊实例联系起来。
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