Class wrapping: This is the process of wrapping or replacing a target class with another class that implements the same functionality but also contains instrumentation.
类包装:该流程使用另一个类来包装或替换目标类,前者实现了相同功能,同时也包含了插装。
It is far easier to migrate, test and integrate one small piece than to attempt to do the same with a larger set of functionality.
对一小块功能进行迁移、测试并集成比对一大块要容易得多。
Eucalyptus supports Amazon's interface syntactically and it implements the same functionality (with a few exceptions), but internally it is almost certainly different.
Eucalyptus在语法上支持Amazon的接口,实现相同的功能(稍有例外),但在内部几乎是完全不同的。
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