springboot 的配置文件加载顺序

------------------------------------------------------------------------------- Test set: cn.js.ccit.Unit21ApplicationTests ------------------------------------------------------------------------------- Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.322 s <<< FAILURE! - in cn.js.ccit.Unit21ApplicationTests cn.js.ccit.Unit21ApplicationTests Time elapsed: 0.32 s <<< ERROR! java.lang.IllegalStateException: Found multiple @SpringBootConfiguration annotated classes [Generic bean: class [cn.js.ccit.Unit21Application]; scope=; abstract=false; lazyInit=null; autowireMode=0; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=null; factoryMethodName=null; initMethodName=null; destroyMethodName=null; defined in file [I:\大型数据库开发\springboot项目开发教程配套代码\单元2 Spring Boot核心配置\unit2-1\target\classes\cn\js\ccit\Unit21Application.class], Generic bean: class [cn.js.ccit.Unit22Application]; scope=; abstract=false; lazyInit=null; autowireMode=0; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=null; factoryMethodName=null; initMethodName=null; destroyMethodName=null; defined in file [I:\大型数据库开发\springboot项目开发教程配套代码\单元2 Spring Boot核心配置\unit2-1\target\classes\cn\js\ccit\Unit22Application.class]]