*   source = sourceSets.main.allJava
 *   destinationDir = reporting.file("rest-api-docs")
 *   options.docletpath = configurations.jaxDoclet.files.asType(List)
 *   options.doclet = "com.lunatech.doclets.jax.jaxrs.JAXRSDoclet"
 *   options.addStringOption("jaxrscontext", "http://localhost:8080/myapp")
 * }
 * </pre>
 */
@CacheableTask
public abstract class Javadoc extends SourceTask {

    private File destinationDir;