<!--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>