import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

/**
 * Checks files for license headers..
 */
@CacheableTask
public abstract class LicenseHeadersTask extends DefaultTask {
    public LicenseHeadersTask() {
        setDescription("Checks sources for missing, incorrect, or unacceptable license headers");
    }

    /**

        return project.getTasks().register("licenseHeaders", LicenseHeadersTask.class, licenseHeadersTask -> {
            project.getPlugins().withType(JavaBasePlugin.class, javaBasePlugin -> {
                final SourceSetContainer sourceSets = project.getExtensions().getByType(JavaPluginExtension.class).getSourceSets();
                licenseHeadersTask.getSourceFolders()