break;
                case SessionEnded:
                    listener.sessionEnded(event);
                    break;

                case ProjectSkipped:
                    listener.projectSkipped(event);
                    break;
                case ProjectStarted:
                    listener.projectStarted(event);
                    break;
                case ProjectSucceeded:

    public void sessionEnded(ExecutionEvent event) {
        dispatcher.onEvent(event);
        delegate.sessionEnded(event);
    }

    @Override
    public void projectSkipped(ExecutionEvent event) {
        dispatcher.onEvent(event);
        delegate.projectSkipped(event);
    }

    @Override
    public void projectStarted(ExecutionEvent event) {
        dispatcher.onEvent(event);
        delegate.projectStarted(event);
    }

        // default does nothing
    }

    @Override
    public void sessionEnded(ExecutionEvent event) {
        // default does nothing
    }

    @Override
    public void projectSkipped(ExecutionEvent event) {
        // default does nothing
    }

    @Override
    public void projectStarted(ExecutionEvent event) {
        // default does nothing
    }

    @Override

        buildEventListener.projectFinished(event.getProject().getArtifactId());
    }

    @Override
    public void projectSkipped(ExecutionEvent event) {
        setMdc(event);
        buildEventListener.projectStarted(event.getProject().getArtifactId());
        delegate.projectSkipped(event);
        buildEventListener.projectFinished(event.getProject().getArtifactId());
    }

    @Override

     * {@link org.apache.maven.api.EventType} have same elements in same order.
     */
    enum Type {
        ProjectDiscoveryStarted,
        SessionStarted,
        SessionEnded,
        ProjectSkipped,
        ProjectStarted,
        ProjectSucceeded,
        ProjectFailed,
        MojoSkipped,
        MojoStarted,
        MojoSucceeded,
        MojoFailed,
        ForkStarted,
        ForkSucceeded,

 */
public interface ExecutionListener {

    void projectDiscoveryStarted(ExecutionEvent event);

    void sessionStarted(ExecutionEvent event);

    void sessionEnded(ExecutionEvent event);

    void projectSkipped(ExecutionEvent event);

    void projectStarted(ExecutionEvent event);

    void projectSucceeded(ExecutionEvent event);

    void projectFailed(ExecutionEvent event);

        Instant buildStartTime = MonotonicClock.now();

        try {

            if (reactorContext.getReactorBuildStatus().isHaltedOrBlacklisted(currentProject)) {
                eventCatapult.fire(ExecutionEvent.Type.ProjectSkipped, session, null);
                return;
            }

            transformerManager.injectTransformedArtifacts(session.getRepositorySession(), currentProject);

/**
 * The possible types of execution events.
 *
 * @since 4.0.0
 */
@Experimental
public enum EventType {
    PROJECT_DISCOVERY_STARTED,
    SESSION_STARTED,
    SESSION_ENDED,
    PROJECT_SKIPPED,
    PROJECT_STARTED,
    PROJECT_SUCCEEDED,
    PROJECT_FAILED,
    MOJO_SKIPPED,
    MOJO_STARTED,
    MOJO_SUCCEEDED,
    MOJO_FAILED,
    FORK_STARTED,
    FORK_SUCCEEDED,
    FORK_FAILED,