private final DfsReferralData data;


    /**
     * @param dr
     */
    public DfsReferral ( DfsReferralData data ) {
        this.data = data;
    }


    public DfsReferralData getData () {
        return this.data;
    }


    @Override
    public String toString () {
        return this.data.toString();
    }

     */
    @Nonnull
    Optional<Path> getPath(@Nonnull Artifact artifact);

    /**
     * Associates the given file path to the artifact.
     */
    void setPath(@Nonnull ProducedArtifact artifact, Path path);

    }


    void setParam ( byte[] b, int off ) {
        this.data = b;
        this.offset = off;
    }


    /**
     * 
     * @return the read data
     */
    public final byte[] getData () {
        return this.data;
    }


    /**
     * @return the offset
     */
    public final int getOffset () {
        return this.offset;
    }


    /**
     * @param n
     */

/**
 * DefaultEventSpyContext
 */
public class DefaultEventSpyContext implements EventSpy.Context {

    private final Map<String, Object> data = new HashMap<>();

    public Map<String, Object> getData() {
        return data;
    }

    @Deprecated
    @Override
    public MavenMetadata setFile(File file) {
        return new PluginsMetadata(pluginInfo, file.toPath(), timestamp);
    }

    @Override
    public MavenMetadata setPath(Path path) {
        return new PluginsMetadata(pluginInfo, path, timestamp);
    }

    @Override
    public String getGroupId() {
        return pluginInfo.groupId;
    }

    @Override

    }

    static InternalMavenSession from(org.eclipse.aether.RepositorySystemSession session) {
        return cast(InternalMavenSession.class, session.getData().get(InternalSession.class), "session");
    }

    List<Project> getProjects(List<org.apache.maven.project.MavenProject> projects);

    /**

    }

    @Deprecated
    @Override
    public MavenMetadata setFile(File file) {
        return new LocalSnapshotMetadata(metadata, file.toPath(), timestamp);
    }

    @Override
    public MavenMetadata setPath(Path path) {
        return new LocalSnapshotMetadata(metadata, path, timestamp);
    }

    public Object getKey() {
        return getGroupId() + ':' + getArtifactId() + ':' + getVersion();
    }

  }

  @VisibleForTesting
  static RateLimiter create(double permitsPerSecond, SleepingStopwatch stopwatch) {
    RateLimiter rateLimiter = new SmoothBursty(stopwatch, 1.0 /* maxBurstSeconds */);
    rateLimiter.setRate(permitsPerSecond);
    return rateLimiter;
  }

  /**
   * Creates a {@code RateLimiter} with the specified stable throughput, given as "permits per

    @Deprecated
    @Override
    public MavenMetadata setFile(File file) {
        return new RemoteSnapshotMetadata(metadata, file.toPath(), timestamp, buildNumber);
    }

    @Override
    public MavenMetadata setPath(Path path) {
        return new RemoteSnapshotMetadata(metadata, path, timestamp, buildNumber);
    }

    public String getExpandedVersion(Artifact artifact) {

     * @return the totalBytesWritten
     */
    public int getMessageLength () {
        return this.messageLength;
    }


    /**
     * @return the totalBytesWritten
     */
    public byte[] getData () {
        return this.data;
    }


    /**
     * {@inheritDoc}
     *
     * @see Decodable#decode(byte[], int, int)
     */
    @Override