if (blob == null) {
                return Collections.emptyMap();
            }
            // GCS uses metadata instead of tags
            final Map<String, String> metadata = blob.getMetadata();
            return metadata != null ? new HashMap<>(metadata) : Collections.emptyMap();
        } catch (final Exception e) {
            throw new StorageException("Failed to get tags from " + objectName, e);

import org.apache.maven.artifact.repository.metadata.Metadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException;
import org.apache.maven.artifact.repository.metadata.Snapshot;
import org.apache.maven.artifact.repository.metadata.SnapshotArtifactRepositoryMetadata;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.repository.metadata;

import java.util.Iterator;
import java.util.List;

import org.apache.maven.artifact.repository.ArtifactRepository;

/**
 * Metadata for the group directory of the repository.
 *
 */
@Deprecated
public class GroupRepositoryMetadata extends AbstractRepositoryMetadata {

    }

    @Override
    public String getPathForLocalMetadata(Metadata metadata) {
        return getPath(metadata, "local");
    }

    @Override
    public String getPathForRemoteMetadata(Metadata metadata, RemoteRepository repository, String context) {
        return getPath(metadata, getRepositoryKey(repository, context));
    }

    }

    @Override
    public String getPathForLocalMetadata(Metadata metadata) {
        return getPath(metadata, "local");
    }

    @Override
    public String getPathForRemoteMetadata(Metadata metadata, RemoteRepository repository, String context) {
        return getPath(metadata, getRepositoryKey(repository, context));
    }

        }

        for (Object metadata : result.getMetadata()) {
            if (metadata.getClass().getName().endsWith(".internal.VersionsMetadata")) {
                relatedMetadata.put(versionKey, (MergeableMetadata) metadata);
            }
            if (snapshotKey != null && metadata.getClass().getName().endsWith(".internal.RemoteSnapshotMetadata")) {

         * same timestamp+buildno for the snapshot versions. Allowing the caller to pass in metadata from a previous
         * deployment allows to re-establish the association between the artifacts of the same project.
         */
        for (Metadata metadata : request.getMetadata()) {
            if (metadata instanceof RemoteSnapshotMetadata snapshotMetadata) {

	CreatedBefore time.Time     `yaml:"createdBefore,omitempty" json:"createdBefore"`
	Tags          []BatchJobKV  `yaml:"tags,omitempty" json:"tags"`
	Metadata      []BatchJobKV  `yaml:"metadata,omitempty" json:"metadata"`
	KMSKeyID      string        `yaml:"kmskeyid" json:"kmskey"`
}

// BatchKeyRotateNotification success or failure notification endpoint for each job attempts

import org.apache.maven.artifact.repository.metadata.ArtifactRepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.Metadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadata;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException;

    /**
     * Clears sensitive authentication data
     */
    void clearSensitiveData();

    /**
     * Gets authentication metadata for auditing
     *
     * @return authentication metadata
     */
    AuthenticationMetadata getMetadata();

    /**
     * Authentication metadata for auditing and logging
     */
    class AuthenticationMetadata {
        private final String username;