4.0.0 com.cxy.classroll classroll-parent 0.0.1-SNAPSHOT service-client 0.0.1-SNAPSHOT pom service-student-client service-teacher-client com.cxy.classroll common-util 0.0.1-SNAPSHOT com.cxy.classroll model 0.0.1-SNAPSHOT org.springframework.boot spring-boot-starter-web provided org.springframework.cloud spring-cloud-starter-openfeign provided