TaskProvider<Javadoc> javadocAll = tasks.register("javadocAll", Javadoc.class, task -> {
            task.setGroup("documentation");
            task.setDescription("Generate Javadocs for all API classes");

            task.setTitle("Gradle API " + version);

            Javadocs javadocs = extension.getJavadocs();

            // TODO: This should be part of Javadoc task

    /**
     * A working directory to be used to stage documentation as its generated.
     * All of the sections of the documentation have working directories off of this one.
     */
    public abstract DirectoryProperty getStagingRoot();

    /**
     * The final location to place all rendered documentation.
     */
    public abstract DirectoryProperty getDocumentationRenderedRoot();

    /**

            attributes.put("gradleVersion", project.getVersion().toString());
            attributes.put("snippetsPath", "snippets");
            // Make sure the 'raw' location of the samples is available in all AsciidoctorTasks to access files with expected outputs in the 'tests' folder for inclusion in READMEs
            attributes.put("samplesPath", extension.getUserManual().getStagingRoot().dir("raw/samples").get().getAsFile());

            }
        }
    }

    private void addAnchorsForHeadings(Document document) {
        // add anchors for all of the headings
        for (Element heading : document.body().select("h2,h3,h4")) {
            String anchorName = heading.text().toLowerCase().replaceAll(" ", "-");
            heading.attr("id", anchorName);
        }

            // https://github.com/gradle/gradle-private/issues/3991
            System.out.println("Gradle runner not finished correctly (the build may be canceled). Fall back to KILL_ALL_GRADLE_PROCESSES.");
            executionMode = ExecutionMode.KILL_ALL_GRADLE_PROCESSES;
        }
    }

    private static void writePsOutputToFile(File rootProjectDir, List<String> psOutput) {

            task.getPort().convention(webserverPort);

            task.dependsOn(extension.getRenderedDocumentation());
        });

        tasks.register("docs", task -> {
            task.setDescription("Generates all documentation");
            task.setGroup("documentation");
            task.dependsOn(extension.getRenderedDocumentation());
        });
    }