Command

xiaoxiao2021-03-06  53

Benefits: • IT Separates The Object That Invokes The Operation from the Object That Actually Performs The Operation. • It Simplifies Added New Commands, Because Existing Classes Remain Unchanged.

Applicable Scenarios: • You need to parameterize objects according to an action to perform • You create, queue, and execute requests at different times • You need to support rollback, logging, or transaction functionality...

转载请注明原文地址:https://www.9cbs.com/read-118229.html

New Post(0)