@TaskAction
    public void generate() {
        // TODO: This could probably use InputChanges API
        File destinationDirectory = getDestinationDirectory().get().getAsFile();
        getFs().delete(spec -> spec.delete(destinationDirectory));
        destinationDirectory.mkdirs();

        Path adocDir = getDocumentationRoot().get().getAsFile().toPath();

            javadocs.getJavadocCss().convention(extension.getSourceRoot().file("css/javadoc.css"));

            // TODO: destinationDirectory should be part of Javadoc
            javadocs.getRenderedDocumentation().from(javadocAll.flatMap(task -> (DirectoryProperty) task.getExtensions().getExtraProperties().get("destinationDirectory")));
        });

        CheckstyleExtension checkstyle = project.getExtensions().getByType(CheckstyleExtension.class);

    reports.from(resolver("txt"))
    htmlReportFile = project.layout.buildDirectory.file("reports/incubation/all-incubating.html")
}

tasks.register<Zip>("allIncubationReportsZip") {
    group = "verification"
    destinationDirectory = layout.buildDirectory.dir("reports/incubation")
    archiveBaseName = "incubating-apis"
    from(allIncubationReports.get().htmlReportFile)
    from(resolver("html"))
}

    abstract ExecOperations getExecOps()

    @TaskAction
    def transform() {
        logging.captureStandardOutput(LogLevel.INFO)
        logging.captureStandardError(LogLevel.INFO)

        def destDir = destinationDirectory.get().asFile
        fs.delete {
            delete(destDir, temporaryDir)
        }

        def xslClasspath = classpath.plus(objects.fileCollection().from(ClasspathUtil.getClasspathForClass(XslTransformer)))

            flattenedAsciidocDirectory.set(extension.getUserManual().getStagingRoot().dir("raw"));
            task.getOutputs().dir(flattenedAsciidocDirectory);
            task.getExtensions().getExtraProperties().set("destinationDirectory", flattenedAsciidocDirectory);
            task.into(flattenedAsciidocDirectory);
        });