public void metadataInstalled(RepositoryEvent event) {
        println("metadataInstalled", event.getMetadata() + " to " + event.getFile());
    }

    @Override
    public void metadataInstalling(RepositoryEvent event) {
        println("metadataInstalling", event.getMetadata() + " to " + event.getFile());
    }

    @Override
    public void metadataInvalid(RepositoryEvent event) {

        dispatcher.onEvent(event);
        delegate.metadataInstalled(event);
    }

    @Override
    public void metadataInstalling(RepositoryEvent event) {
        dispatcher.onEvent(event);
        delegate.metadataInstalling(event);
    }

    @Override
    public void metadataInvalid(RepositoryEvent event) {
        dispatcher.onEvent(event);

    @Override
    public void artifactInstalling(RepositoryEvent event) {
        logger.info("Installing {} to {}", event.getArtifact().getFile(), event.getFile());
    }

    @Override
    public void metadataInstalling(RepositoryEvent event) {
        logger.debug("Installing {} to {}", event.getMetadata(), event.getFile());
    }

    @Override
    public void metadataResolved(RepositoryEvent event) {