.version(dependency.getVersion().toString())
                .classifier(dependency.getClassifier())
                .extension(dependency.getExtension())
                .type(dependency.getType().id())
                .scope(dependency.getScope().id())
                .optional(dependency.isOptional())
                .build();
    }

    @Nonnull

 */
@Deprecated(since = "4.0.0")
public interface Toolchain {

    /**
     * get the type of toolchain.
     *
     * @return the toolchain type
     */
    String getType();

    /**
     * Gets the platform tool executable.
     *
     * @param toolName the tool platform independent tool name.
     * @return file representing the tool executable, or null if the tool can not be found

        return artifact.getGroupId();
    }

    @Override
    public String getArtifactId() {
        return artifact.getArtifactId();
    }

    @Override
    public String getType() {
        return artifact.getExtension();
    }

    @Override
    public String getClassifier() {
        return artifact.getClassifier();
    }

    @Override
    public String getVersion() {

                if (!metadata.getVersion().isEmpty()) {
                    path.append(metadata.getVersion()).append('/');
                }
            }
        }

        path.append(insertRepositoryKey(metadata.getType(), repositoryKey));

        return path.toString();
    }

    private String insertRepositoryKey(String filename, String repositoryKey) {
        String result;
        int idx = filename.indexOf('.');

                if (!metadata.getVersion().isEmpty()) {
                    path.append(metadata.getVersion()).append('/');
                }
            }
        }

        path.append(insertRepositoryKey(metadata.getType(), repositoryKey));

        return path.toString();
    }

    private String insertRepositoryKey(String filename, String repositoryKey) {
        String result;
        int idx = filename.indexOf('.');

    private String type = "jar";

    public TypeArtifactFilter(String type) {
        this.type = type;
    }

    @Override
    public boolean include(Artifact artifact) {
        return type.equals(artifact.getType());
    }

    @Override
    public int hashCode() {
        int hash = 17;
        hash = hash * 31 + type.hashCode();
        return hash;
    }

    @Override
    public boolean equals(Object obj) {

 */
public interface WorkspaceRepository extends Repository {

    /**
     * {@return the type of the repository, i.e. "workspace"}
     */
    @Nonnull
    @Override
    default String getType() {
        return "workspace";
    }

     */
    String getArtifactId();

    /**
     * Gets the type of the constituent's artifact.
     *
     * @return The type, never {@code null}.
     */
    String getType();

    /**
     * Gets the classifier of the constituent's artifact.
     *
     * @return The classifier or an empty string, never {@code null}.
     */
    String getClassifier();

    /**

    private TypeMetaData type;

    public ParameterMetaData(String name) {
        this.name = name;
    }

    public String getName() {
        return name;
    }

    public TypeMetaData getType() {
        return type;
    }

    public void setType(TypeMetaData type) {
        this.type = type;
    }

    public String getSignature() {
        StringBuilder builder = new StringBuilder();

            WitnessNotification notification = new WitnessNotification();

            // Set event type based on message type
            WitnessEventType eventType = convertMessageTypeToEventType(message.getType());
            notification.setEventType(eventType);
            notification.setTimestamp(message.getTimestamp());

            // Set resource name based on message content