<project>  <!-- model version is always 4.0.0 for Maven 2.x POMs -->  <modelVersion>4.0.0</modelVersion>    <!-- project coordinates, i.e. a group of values which       uniquely identify this project -->    <groupId>com.mycompany.app</groupId>  <artifactId>my-app</artifactId>  <version>1.0</version>  <!-- library dependencies -->    <dependencies>    <dependency>          <!-- coordinates of the required library -->            <groupId>junit</groupId>      <artifactId>junit</artifactId>      <version>3.8.1</version>            <!-- this dependency is only used for running and compiling tests -->            <scope>test</scope>          </dependency>  </dependencies></project>