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design patterns - Useless interfaces

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design patterns - Useless interfaces

Why would you ever use an interface if you are only going to have one implementation of it?

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与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
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If I knew for a fact that there would only ever be one implementation I wouldn't create an interface. This falls under YAGNI, IMO.

(Of course, it's rare that I know anything about the future for a fact...)


与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
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