Spring在加载Bean的时候,有用到order注解. PS:顾名思义,Order是顺序,此注解可操作于类.方法.字段,当作用在类时,值越小,则加载的优先级越高! @Retention(RetentionPolicy.RUNTIME) @Target({ElementType.TYPE, ElementType.METHOD, ElementType.FIELD}) @Documented public @interface Order { /** * The order value. * <…