使用 maven-shade-plugin 外掛實現多模組專案開發，合併 class 打包成一個jar 包

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
     <artifactId>maven-shade-plugin</artifactId>
     <executions>
         <execution>
             <phase>package</phase>
             <goals
 
>
                 <goal>shade</goal>
             </goals>
             <configuration>
                 <createSourcesJar>true</createSourcesJar>
                 <promoteTransitiveDependencies>true</promoteTransitiveDependencies>
                 <!-- 包含要合併的模組 -->
 

                 <artifactSet>
                     <includes>
                         <include>oo.xxx:xxx-xxxxx-core/include>
                         <include>oo.xxx:xxx-xxxxx-common/include>
                         <include>oo.xxx:xxx-xxxxx-config/include>
                     </includes
 
>
                 </artifactSet>
                 <!-- 包含號合併的資原始檔 -->
                 <transformers>
                     <transformer
                             implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
                              <resource>META-INF/xxxxx
                         </resource>
                     </transformer>
                 </transformers>

             </configuration>
         </execution>
     </executions>
 </plugin>