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This article introduces the knowledge of "the use of @ ConditionalOnProperty in Spring Boot". Many people will encounter this dilemma in the operation of actual cases. Let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Take notes so that you don't forget it for a long time.

Public @ interface ConditionalOnProperty {/ / alias String [] value () default {}; / / attribute prefix String prefix () default "; / / attribute name, final attribute = prefix+name String [] name () default {}; / / the value String havingValue () default" / / attribute to match / if false, there is no configuration attribute or the attribute value of the configuration does not match the specified value, an error is reported before instantiating the bean. If the true is instantiated, it will be instantiated even if there is no specified configuration or the attribute value of the configuration does not match. However, it does not matter whether an error will be reported during instantiation. False is used in situations where you must specify properties when you introduce a component. True can be used in established situations. Boolean matchIfMissing () default false;} "the use of @ ConditionalOnProperty in Spring Boot" ends here. Thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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