4.0.0 com.qmth.teachcloud.exchange.business teachcloud-exchange-business 1.0.0 org.apache.maven.plugins maven-compiler-plugin 11 11 jar com.qmth.teachcloud.exchange.service teachcloud-exchange-service 1.0.0 org.apache.velocity velocity-engine-core 2.0 com.qmth.teachcloud.exchange.common teachcloud-exchange-common org.jetbrains annotations org.springframework spring-test 5.2.12.RELEASE