Java files are not generated when building from higher

Hi,

Pls check the issue and confirm,

Defect :

Steps :
1> Copy *.yang files inside /opt/onos-master/onos/utils/osgi/src/main/yang
2> Append required commands inside pom file of osgi
3> Try building this path /opt/onos-master/onos/utils.(java files are not generated)
4> Build in /opt/onos-master/onos/utils/osgi(java files are generated)

Commands to append inside pom file :

<build>
<plugins>
<plugin>
<groupId>org.onosproject</groupId>
<artifactId>yangutils-maven-plugin</artifactId>
<version>1.0.0-SNAPSHOT</version>
<executions>
<execution>
<goals>
<goal>yang2java</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>