msg += (version != null ? version : "<version unknown>");
        if (rev != null || timestamp != null) {
            msg += " (";
            msg += (rev != null ? rev : "");
            if (timestamp != null && !timestamp.isEmpty()) {
                String ts = formatTimestamp(Long.parseLong(timestamp));
                msg += (rev != null ? "; " : "") + ts;
            }
            msg += ")";
        }

    RemoteSnapshotMetadata(Artifact artifact, Date timestamp, Integer buildNumber) {
        super(createRepositoryMetadata(artifact), null, timestamp);
        this.buildNumber = buildNumber;
    }

    private RemoteSnapshotMetadata(Metadata metadata, Path path, Date timestamp, Integer buildNumber) {
        super(metadata, path, timestamp);
        this.buildNumber = buildNumber;
    }

    @Deprecated

    private final Path path;

    protected final Date timestamp;

    private boolean merged;

    @Deprecated
    protected MavenMetadata(Metadata metadata, File file, Date timestamp) {
        this(metadata, file != null ? file.toPath() : null, timestamp);
    }

    protected MavenMetadata(Metadata metadata, Path path, Date timestamp) {
        this.metadata = metadata;
        this.path = path;

    }

    private static class VersionInfo {

        String timestamp;

        String version;

        ArtifactRepository repository;

        VersionInfo(String timestamp, String version, ArtifactRepository repository) {
            this.timestamp = (timestamp != null) ? timestamp : "";
            this.version = version;
            this.repository = repository;
        }

    private final Collection<Artifact> artifacts = new ArrayList<>();

    LocalSnapshotMetadata(Artifact artifact, Date timestamp) {
        super(createMetadata(artifact), (Path) null, timestamp);
    }

    LocalSnapshotMetadata(Metadata metadata, Path path, Date timestamp) {
        super(metadata, path, timestamp);
    }

    private static Metadata createMetadata(Artifact artifact) {
        Snapshot snapshot = new Snapshot();

        String qualifier = formatDate(timestamp, true) + '-' + buildNumber;
        version = version.substring(0, version.length() - SNAPSHOT.length()) + qualifier;
        return addSnapshotVersion(versioning, artifact.getExtension(), timestamp, version, buildNumber);
    }

    private static SnapshotVersion addSnapshotVersion(
            Versioning versioning, String extension, Date timestamp, String version, int buildNumber) {

    private final PluginInfo pluginInfo;

    PluginsMetadata(PluginInfo pluginInfo, Date timestamp) {
        super(createRepositoryMetadata(pluginInfo), (Path) null, timestamp);
        this.pluginInfo = pluginInfo;
    }

    PluginsMetadata(PluginInfo pluginInfo, Path path, Date timestamp) {
        super(createRepositoryMetadata(pluginInfo), path, timestamp);
        this.pluginInfo = pluginInfo;
    }

    protected String path;

    /** The timestamp when this dictionary file was created or last modified. */
    protected Date timestamp;

    /**
     * Creates a new DictionaryFile with the specified parameters.
     *
     * @param id the unique identifier for this dictionary file
     * @param path the file path of this dictionary
     * @param timestamp the timestamp of the dictionary file
     */

        interpolationProperties.put("maven.build.timestamp.format", "yyyyMMdd'T'HHmm'Z'");
        MavenBuildTimestamp timestamp = new MavenBuildTimestamp(new Date(), interpolationProperties);
        String formattedTimestamp = timestamp.formattedTimestamp();
        assertTrue(formattedTimestamp.endsWith("Z"), "We expect the UTC marker at the end of the timestamp.");
    }

     */
    public Object getContextValue(String key) {
        return context.get(key);
    }

    /**
     * Gets the error timestamp
     *
     * @return the timestamp
     */
    public long getTimestamp() {
        return timestamp;
    }

    /**
     * Gets the recovery hint
     *
     * @return the recovery hint or null
     */
    public String getRecoveryHint() {