springboot properties
Spring-boot中Conditional介绍 https://blog.****.net/tanga842428/article/details/78615070
springBoot----@ConditionalOnxxx相关注解总结 https://www.cnblogs.com/yixianyixian/p/7346894.html
Spring Boot实战笔记（八）-- Spring高级话题（条件注解@Conditional）https://www.cnblogs.com/dyppp/p/7732084.html
spring boot 自动配置解密之注解@Conditional https://blog.****.net/doctor_who2004/article/details/79184230