Modular Programming in Java 9

Executing the multi-module project

In order to execute the class with the  main method as a Maven lifecycle, we use the exec-maven-plugin. This is also possible thanks to the configuration in the root project's pom.xml file. Here's the listing that specifies this configuration:

    <plugin> 
       <groupId>org.codehaus.mojo</groupId> 
       <artifactId>exec-maven-plugin</artifactId> 
       <version>1.6.0</version> 
       <executions> 
         <execution> 
            <goals> 
              <goal>exec</goal> 
            </goals> 
         </execution> 
       </executions> 
       <configuration> 
         <executable>${JAVA_HOME}/bin/java</executable> 
         <arguments> 
           <argument>--module-path</argument> 
           <modulepath/> 
           <argument>--module</argument> 
           <argument>packt.main/com.packt.App</argument> 
         </arguments> 
       </configuration> 
    </plugin> 

As is typical with Maven configuration, ...