Configuring additional dependencies
You can some additional dependencies to the javadoc classpath.
For instance, with the following configuration:
<project>
...
<reporting> (or <build>)
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>3.11.3</version>
<configuration>
...
<additionalDependencies>
<additionalDependency>
<groupId>geronimo-spec</groupId>
<artifactId>geronimo-spec-jta</artifactId>
<version>1.0.1B-rc4</version>
</additionalDependency>
</additionalDependencies>
...
</configuration>
</plugin>
</plugins>
...
</reporting> (or </build>)
...
</project>