ExecutionEvent ee = (ExecutionEvent) arg;
            InternalMavenSession session =
                    InternalMavenSession.from(ee.getSession().getSession());
            Collection<Listener> listeners = session.getListeners();
            if (!listeners.isEmpty()) {
                Event event = new DefaultEvent(session, ee);
                for (Listener listener : listeners) {
                    listener.onEvent(event);
                }

    }

    public ArtifactResolutionRequest setResolutionFilter(ArtifactFilter filter) {
        this.resolutionFilter = filter;

        return this;
    }

    public List<ResolutionListener> getListeners() {
        return listeners;
    }

    public ArtifactResolutionRequest setListeners(List<ResolutionListener> listeners) {
        this.listeners = listeners;

        return this;
    }

        Set<Artifact> artifacts = request.getArtifactDependencies();
        Map<String, Artifact> managedVersions = request.getManagedVersionMap();
        List<ResolutionListener> listeners = request.getListeners();
        ArtifactFilter collectionFilter = request.getCollectionFilter();
        ArtifactFilter resolutionFilter = request.getResolutionFilter();

tions.class package org.apache.ivy.core.cache; public synchronized class CacheDownloadOptions { private DownloadListener listener; private boolean force; public void CacheDownloadOptions(); public final DownloadListener getListener(); public final CacheDownloadOptions setListener(DownloadListener); public final boolean isForce(); public final CacheDownloadOptions setForce(boolean); } org/apache/ivy/core/cache/ModuleDescriptorProv.class package org.apache.ivy.core.cache; final synchronized class ...

    /**
     * Returns the list of registered listeners.
     *
     * @return an immutable collection of listeners, never {@code null}
     */
    @Nonnull
    Collection<Listener> getListeners();

    /**
     * Shortcut for {@code getService(RepositoryFactory.class).createLocal(...)}.
     *
     * @param path location of the local repository to create