<!--在子模块的pom中添加--><plugin><groupId>org.codehaus.mojo</groupId><artifactId>exec-maven-plugin</artifactId><version>3.2.0</version> 		<configuration><executable>java</executable><arguments><argument>-classpath</argument><!-- automatically creates the classpath using all project dependencies,also adding the project build directory --><classpath/><argument>-Dserver.port=8081</argument> <argument>com.rf.wxshop.WxshopApplication</argument></arguments></configuration>
</plugin>

mvn exec:exec

多模块时，假设wxshop-main 为子模块
首先需要将所有模块安装到本地（会安装parent pom中的dependencies)

mvn install -pl wxshop-main -am

然后执行命令

mvn exec:exec -pl wxshop-main