以Maven方式为不同平台构建

 <modelVersion>4.0.0</modelVersion>
 <groupId>com.example</groupId>
 <artifactId>my-project</artifactId>
 <version>1.0.0</version>
  <packaging>pom</packaging>

 <modules>
   <module>java</module>
   <module>android</module>
   <module>ios</module>
  </modules>

 <properties>
   <maven.compiler.source>1.8</maven.compiler.source>
   <maven.compiler.target>1.8</maven.compiler.target>
  </properties>

 <dependencies>
    <!-- Add common dependencies here -->
  </dependencies>
</project>

mvn clean install