private String groupId;
    private String artifactId;
    private String version;
    private String packaging;
    private Parent parent;
    private final List<Dependency> dependencies = new ArrayList<>();
    private final List<Plugin> plugins = new ArrayList<>();
    private final List<Property> properties = new ArrayList<>();

    public static PomBuilder create() {
        return new PomBuilder();
    }

@Named("jdk-version")
@Singleton
@Deprecated(since = "4.0.0")
public class JdkVersionProfileActivator implements ProfileActivator {

    private static final Pattern FILTER_1 = Pattern.compile("[^\\d._-]");
    private static final Pattern FILTER_2 = Pattern.compile("[._-]");
    private static final Pattern FILTER_3 = Pattern.compile("\\."); // used for split now

    @Override

 * }</pre>
 *
 * @see System#nanoTime()
 * @see Clock
 */
public class MonotonicClock extends Clock {
    private static final MonotonicClock CLOCK = new MonotonicClock();

    private final long startNanos;
    private final Instant startInstant;

    /**
     * Private constructor to enforce singleton pattern.
     * Initializes the clock with the current system time and nanoTime.
     */

            return realm;
        }

        public DependencyFilter getExtensionArtifactFilter() {
            return extensionArtifactFilter;
        }

        private final ClassRealm realm;

        private final DependencyFilter extensionArtifactFilter;

        CacheRecord(ClassRealm realm, DependencyFilter extensionArtifactFilter) {
            this.realm = realm;

            collect(result, c.superclass)
        }
    }

    private List<String> filterChangesToReport(CtClass c, Map<String, CtClass> interfaces) {
        return interfaces.values().findAll { implementedDirectly(it, c) && addedInterfaceIsIncubatingOrInternal(it, c) }*.name.sort()
    }

    private boolean implementedDirectly(CtClass interf, CtClass c) {
        return c.interfaces.any { it.name == interf.name }

    public static final String BUILD_ALLOW_EXPRESSION_IN_EFFECTIVE_PROJECT_VERSION =
            "maven.build.allowExpressionInEffectiveProjectVersion";

    private static final Pattern CI_FRIENDLY_EXPRESSION = Pattern.compile("\\$\\{(.+?)}");
    private static final Pattern EXPRESSION_PROJECT_NAME_PATTERN = Pattern.compile("\\$\\{(project.+?)}");

    private static final String ILLEGAL_FS_CHARS = "\\/:\"<>|?*";

     */
    static <T> T processObject(T object) {
        class ProcessorHolder {
            /**
             * Cached processor instance for performance.
             */
            private static final AtomicReference<ModelObjectProcessor> CACHED_PROCESSOR = new AtomicReference<>();
        }

        ModelObjectProcessor processor = ProcessorHolder.CACHED_PROCESSOR.get();
        if (processor == null) {

                    }
                }
            }
        }
        if (metadataDownloads != null) {
            for (final MetadataDownload download : metadataDownloads) {
                File remoteFile = new File(basedir, path(download.getMetadata()));
                try {
                    Path dest = download.getPath();

 * unusable POMs when using CI Friendly Versions.
 *
 * @since TBD
 */
@Singleton
@Named
class PomInlinerTransformer extends TransformerSupport {
    private final Interpolator interpolator;

    @Inject
    PomInlinerTransformer(Interpolator interpolator) {
        this.interpolator = requireNonNull(interpolator);
    }

    @Override

import static org.junit.jupiter.api.Assertions.assertEquals;

/**
 * A test which demonstrates maven's recursive inheritance where
 * a distinct value is taken from each parent contributing to
 * the final model of the project being assembled. There is no
 * overriding going on amongst the models being used in this test:
 * each model in the lineage is providing a value that is not present