<plugin>

<groupId>org.apache.maven.plugins</groupId>

<artifactId>maven-javadoc-plugin</artifactId>

<version>2.9</version>

<executions>

<execution>

<id>attach-javadocs</id>

<goals>

<goal>jar</goal>

</goals>

</execution>

</executions>

</plugin>

<profiles>

<profile>

<id>release-sign-artifacts</id>

<activation>

<property><name>performRelease</name><value>true</value></property>

</activation>

<build>

<plugins>

<plugin>

<groupId>org.apache.maven.plugins</groupId>

<artifactId>maven-gpg-plugin</artifactId>

<version>1.1</version>

<executions>

<execution>

<id>sign-artifacts</id>

<phase>verify</phase>

<goals>

<goal>sign</goal>

</goals>

</execution>

</executions>

<configuration>

<keyname>rohmer.david@gmail.com</keyname>

</configuration>

</plugin>

</plugins>

</build>

</profile>

</profiles>