Shepherd Advanced Notes

Apr 10, 2023 · Backend Development

Understanding Spring @Conditional and Its Derived Annotations

This article explains how Spring Boot’s @Conditional annotation works, shows how to implement custom Condition classes for language switching, and reviews the suite of derived annotations such as @ConditionalOnBean, @ConditionalOnMissingBean, @ConditionalOnClass, @ConditionalOnMissingClass, and @ConditionalOnProperty with concrete code examples.