})
                .filter(p -> !isEmpty(p))
                .collect(Collectors.toList());
    }

    private static boolean isEmpty(Profile profile) {
        return profile.getActivation() == null
                && profile.getBuild() == null
                && profile.getDependencies().isEmpty()
                && (profile.getDependencyManagement() == null

                val = interpolate(org);
                if (org != val) {
                    profile.setId(val);
                }
                // Activation
                visit(profile.getActivation());
                // Build
                visit(profile.getBuild());
            }
        }

        private void visit(Activation activation) {
            if (activation != null) {

        if (!requiredSelectors.isEmpty() || !optionalSelectors.isEmpty()) {
            Set<MavenProject> selectedProjects =
                    projectSelector.getActiveProjects(request, allSortedProjects, projectActivation.getActivations());

            // it can be empty when an optional project is missing from the reactor, fallback to returning all projects
            if (!selectedProjects.isEmpty()) {