task.getSourceFile().convention(dslDocbook.flatMap(AssembleDslDocTask::getDestFile));
            task.getLinksFile().convention(dslDocbook.flatMap(AssembleDslDocTask::getLinksFile));

            task.getDsldocUrl().convention("../dsl");
            task.getJavadocUrl().convention("../javadoc");
            task.getWebsiteUrl().convention("https://gradle.org");

    @PathSensitive(PathSensitivity.NONE)
    @InputFile
    abstract RegularFileProperty getSourceFile();

    @PathSensitive(PathSensitivity.NONE)
    @InputFile
    abstract RegularFileProperty getLinksFile();

    @OutputFile
    abstract RegularFileProperty getDestFile();

    @Input
    abstract Property<String> getJavadocUrl();
    @Input
    abstract Property<String> getDsldocUrl();
    @Input

    @InputDirectory
    abstract DirectoryProperty getClassDocbookDirectory();

    @OutputFile
    abstract RegularFileProperty getDestFile();

    @OutputFile
    abstract RegularFileProperty getLinksFile();

    @TaskAction
    def transform() {
        XIncludeAwareXmlProvider provider = new XIncludeAwareXmlProvider()
        provider.parse(sourceFile.get().asFile)
        transformDocument(provider.document)