<?xml version="1.0" encoding="UTF-8"?>
                <extensions>
                    <extension>
                        <groupId>io.takari.maven</groupId>
                        <artifactId>takari-smart-builder</artifactId>
                        <version>1.0.2</version>
                    </extension>
                    <extension>
                        <groupId>io.takari.maven</groupId>

                    throw new RuntimeException("No targetClass specified for extension provided by plugin '$pluginId'.")
                }
                def extension = extensions[targetClass]
                if (!extension) {
                    extension = new gradlebuild.docs.dsl.docbook.model.ClassExtensionMetaData(targetClass)
                    extensions[targetClass] = extension
                }
                def mixinClass = e.'@mixinClass'

 */
@Deprecated
public interface ArtifactFilterManager {
    /**
     * Returns a filter for core + extension artifacts.
     *
     * @return the artifact filter
     * @deprecated use {@code META-INF/maven/extension.xml} to define artifacts exported by Maven core and plugin
     *             extensions.
     */
    @Deprecated
    ArtifactFilter getArtifactFilter();

    /**

            this.classifier = classifier;
            return this;
        }

        public DependencyCoordinatesFactoryRequestBuilder extension(String extension) {
            this.extension = extension;
            return this;
        }

        public DependencyCoordinatesFactoryRequestBuilder type(String type) {
            this.type = type;
            return this;

        GradleDocumentationExtension extension = project.getExtensions().getByType(GradleDocumentationExtension.class);
        generateDslReference(project, layout, tasks, objects, extension);
    }

    private void generateDslReference(Project project, ProjectLayout layout, TaskContainer tasks, ObjectFactory objects, GradleDocumentationExtension extension) {
        DslReference dslReference = extension.getDslReference();

        renameModule(project);
        wireInArtificialSourceSet(project, extension);
        setStyling(project, extension);
        overrideDokkaVersion(project, extension);
    }

    private static void setStyling(Project project, GradleDocumentationExtension extension) {

     * Gets the extractor for the specified file extension.
     *
     * @param ext the file extension
     * @return the extractor for the extension, or null if not found
     */
    private Extractor getExtractor(final String ext) {
        return extractorMap.get(ext);
    }

    /**
     * Gets the output extension for the specified input extension.
     *
     * @param extension the input file extension

        plugin.setVersion(version);
        return plugin;
    }

    private Extension createExtension(String groupId, String artifactId, String version) {
        Extension extension = new Extension();
        extension.setGroupId(groupId);
        extension.setArtifactId(artifactId);
        extension.setVersion(version);
        return extension;
    }

        return getMimeType(extension, "application/octet-stream");
    }

    /**
     * Returns the MIME type for the given file extension with a custom default.
     *
     * @param extension the file extension to look up (without the dot)
     * @param def the default MIME type to return if no mapping is found

        ?.value
    }

  val subjectAlternativeNames: Extension?
    get() {
      return tbsCertificate.extensions.firstOrNull {
        it.id == ObjectIdentifiers.SUBJECT_ALTERNATIVE_NAME
      }
    }

  val basicConstraints: Extension
    get() {
      return tbsCertificate.extensions.first {
        it.id == ObjectIdentifiers.BASIC_CONSTRAINTS
      }
    }