Parent Plugin Conf

gistfile1.xml

      <plugin>
        <artifactId>maven-javadoc-plugin</artifactId>
        <version>2.7</version>
        <executions>
          <execution>
            <id>attach-javadocs</id>
            <goals>
              <goal>jar</goal>
            </goals>
          </execution>
        </executions>
      </plugin>