import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadata;

/**
 * UpdateCheckManager
 */
@Deprecated
public interface UpdateCheckManager {

    boolean isUpdateRequired(Artifact artifact, ArtifactRepository repository);

    void touch(Artifact artifact, ArtifactRepository repository, String error);

        a.setFile(file);

        File touchFile = updateCheckManager.getTouchfile(a);
        touchFile.delete();

        assertTrue(updateCheckManager.isUpdateRequired(a, remoteRepository));

        file.getParentFile().mkdirs();
        file.createNewFile();
        updateCheckManager.touch(a, remoteRepository, null);

        assertFalse(updateCheckManager.isUpdateRequired(a, remoteRepository));

        assertNull(

    }

    private UpdateCheckManager updateCheckManager;

    public final UpdateCheckManager getUpdateCheckManager() {
        checkClosed();
        if (updateCheckManager == null) {
            updateCheckManager = createUpdateCheckManager();
        }
        return updateCheckManager;
    }

    protected UpdateCheckManager createUpdateCheckManager() {

@Singleton
@Deprecated
public class DefaultRepositoryMetadataManager extends AbstractLogEnabled implements RepositoryMetadataManager {
    @Inject
    private WagonManager wagonManager;

    @Inject
    private UpdateCheckManager updateCheckManager;

    public void resolve(
            RepositoryMetadata metadata,
            List<ArtifactRepository> remoteRepositories,
            ArtifactRepository localRepository)

    private static final String[] CHECKSUM_ALGORITHMS = {"MD5", "SHA-1"};

    @Inject
    private Logger logger;

    @Inject
    private PlexusContainer container;

    @Inject
    private UpdateCheckManager updateCheckManager;

    @Inject
    private LegacySupport legacySupport;

    //
    // Retriever
    //
    @Override
    public void getArtifact(

    }

    private UpdateCheckManager updateCheckManager;

    public final UpdateCheckManager getUpdateCheckManager() {
        checkClosed();
        if (updateCheckManager == null) {
            updateCheckManager = createUpdateCheckManager();
        }
        return updateCheckManager;
    }

    protected UpdateCheckManager createUpdateCheckManager() {

import org.codehaus.plexus.logging.Logger;

/**
 * DefaultUpdateCheckManager
 */
@Named
@Singleton
@Deprecated
public class DefaultUpdateCheckManager extends AbstractLogEnabled implements UpdateCheckManager {

    private static final String ERROR_KEY_SUFFIX = ".error";

    public DefaultUpdateCheckManager() {}

    public DefaultUpdateCheckManager(Logger logger) {
        enableLogging(logger);
    }