ForkedProjectSucceeded,
        ForkedProjectFailed,
    }

    /**
     * Gets the type of the event.
     *
     * @return The type of the event, never {@code null}.
     */
    Type getType();

    /**
     * Gets the session from which this event originates.
     *
     * @return The current session, never {@code null}.
     */
    MavenSession getSession();

    /**

        Object qualifier = key.getAnnotation() instanceof Named n ? n.value() : key.getAnnotation();
        org.apache.maven.di.Key<T> k =
                org.apache.maven.di.Key.ofType(key.getTypeLiteral().getType(), qualifier);
        return scope(k, unscoped::get)::get;
    }

    public static <T> Provider<T> seededKeyProvider(Class<? extends T> clazz) {
        return SessionScope.<T>seededKeySupplier(clazz)::get;
    }

                dependency.getArtifactId(),
                dependency.getVersion(),
                dependency.getScope(),
                dependency.getType(),
                dependency.getClassifier(),
                new TestArtifactHandler(dependency.getType()));

        if (Artifact.SCOPE_SYSTEM.equals(dependency.getScope())) {
            artifact.setFile(new File(dependency.getSystemPath()));

    /**
     * Gets the file name.
     *
     * @return the file name
     */
    String getName();

    /**
     * Gets the file type.
     *
     * @return the file type
     */
    int getType();

    /**
     * Gets the file attributes.
     *
     * @return the file attributes
     */
    int getAttributes();

    /**
     * Gets the file creation time.
     *

        for (int i = 0; i < parameters.size(); i++) {
            ParameterMetaData param = parameters.get(i);
            if (i > 0) {
                builder.append(", ");
            }
            builder.append(param.getType().getRawType().getSignature());
        }
        builder.append(')');
        return builder.toString();
    }

    @Override
    public void visitTypes(Action<TypeMetaData> action) {

        if (arg instanceof ExecutionEvent ee) {
            InternalMavenSession session =
                    InternalMavenSession.from(ee.getSession().getSession());
            EventType eventType = convert(ee.getType());
            Collection<Listener> listeners = session.getListeners();
            if (!listeners.isEmpty()) {
                Event event = new DefaultEvent(session, ee, eventType);

     * @return map containing artifact properties
     */
    public static Map<String, String> beanToMap(final Artifact artifact) {
        final Map<String, String> item = new HashMap<>();
        item.put("type", artifact.getType().getId());
        item.put("id", artifact.getName() + ":" + artifact.getVersion());
        item.put("name", artifact.getName());
        item.put("version", artifact.getVersion());

        return baseMessage;
    }

    public String getArtifactId() {
        return artifactId;
    }

    public String getGroupId() {
        return groupId;
    }

    public String getType() {
        return type;
    }

    public String getVersion() {
        return version;
    }

    public String getArtifactKey() {
        return groupId + ":" + artifactId + ":" + version + ":" + type;

 * @since 4.0.0
 */
@Experimental
public interface Event {

    /**
     * Gets the type of the event.
     *
     * @return the type of the event, never {@code null}
     */
    @Nonnull
    EventType getType();

    /**
     * Gets the session from which this event originates.
     *
     * @return the current session, never {@code null}
     */
    @Nonnull
    Session getSession();

    /**

        this.artifactHandlers = requireNonNull(artifactHandlers);
    }

    @Override
    public void onEvent(Object event) {
        if (event instanceof ExecutionEvent executionEvent) {
            if (executionEvent.getType() == ExecutionEvent.Type.SessionEnded) {
                allHandlers.clear();
            }
        }
    }

    public ArtifactHandler getArtifactHandler(String type) {
        requireNonNull(type, "null type");