PDF output can be automatically generated from a Continuous Integration/Continuous Delivery system, such as Jenkins.
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.oxygenxml</groupId>
<artifactId>oxygen-oxygen-pdf-css-generator</artifactId>
<version>1.0</version>
<properties>
<!-- The path to Oxygen Publishing Engine -->
<dita-ot-dir>/path/to/oxygen-publishing-engine</dita-ot-dir>
<!-- The path to the DITA map that you want to process. -->
<input-file>/path/to/map.ditamap</input-file>
<!-- The path of the output directory. -->
<output-dir>/path/to/output/folder</output-dir>
<!-- The path to the PDF publishing template folder (containing the .opt file). -->
<publishing-template>/path/to/template/folder</publishing-template>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.6.0</version>
<executions>
<execution>
<id>generate-pdf-css</id>
<phase>generate-sources</phase>
<goals>
<goal>exec</goal>
</goals>
<configuration>
<executable>${dita-ot-dir}/bin/dita</executable>
<arguments>
<argument>--format=pdf-css-html5</argument>
<argument>--input=${input-file}</argument>
<argument>--output=${output-dir}</argument>
<argument>-Dpdf.publishing.template=${publishing-template}</argument>
<argument>-v</argument>
</arguments>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>