@Override
    public String getRuntimeElementsConfigurationName() {
        return configurationNameOf(JvmConstants.RUNTIME_ELEMENTS_CONFIGURATION_NAME);
    }

    @Override
    public String getJavadocElementsConfigurationName() {
        return configurationNameOf(JvmConstants.JAVADOC_ELEMENTS_CONFIGURATION_NAME);
    }

    @Override
    public String getSourcesElementsConfigurationName() {

        } else {
            SourceSet main = getSourceSets().getByName(SourceSet.MAIN_SOURCE_SET_NAME);
            JvmPluginsHelper.createDocumentationVariantWithArtifact(
                main.getJavadocElementsConfigurationName(),
                null,
                JAVADOC,
                Collections.emptySet(),
                main.getJavadocJarTaskName(),
                project.getTasks().named(main.getJavadocTaskName()),

     *
     * @return the name of the javadoc elements configuration.
     * @since 6.0
     */
    String getJavadocElementsConfigurationName();

    /**
     * Returns the name of the configuration that represents the variant that carries the
     * original source code in packaged form. Used to publish a variant with a '-sources' zip.
     *

        if (javadocElements != null) {
            return;
        }
        this.javadocElements = JvmPluginsHelper.createDocumentationVariantWithArtifact(
            sourceSet.getJavadocElementsConfigurationName(),
            SourceSet.isMain(sourceSet) ? null : name,
            JAVADOC,
            capabilities,
            sourceSet.getJavadocJarTaskName(),

Method <org.gradle.api.tasks.SourceSet.getJarTaskName()> does not have raw return type assignable to org.gradle.api.provider.Provider in (SourceSet.java:0)
Method <org.gradle.api.tasks.SourceSet.getJavadocElementsConfigurationName()> does not have raw return type assignable to org.gradle.api.provider.Provider in (SourceSet.java:0)