private java.util.List<Phase> phases;

    // -----------/
    // - Methods -/
    // -----------/

    /**
     * Method addPhase.
     *
     * @param phase a phase object.
     */
    public void addPhase(Phase phase) {
        getPhases().add(phase);
    } // -- void addPhase( Phase )

    /**
     * Get the ID of this lifecycle, for identification in the mojo
     * descriptor.
     *
     * @return String

        Graph graph = new Graph();
        addPhases(graph, null, null, lifecycle.v3phases());
        List<String> allPhases = graph.visitAll();
        Collections.reverse(allPhases);
        List<String> computed =
                allPhases.stream().filter(s -> !s.startsWith("$")).collect(Collectors.toList());
        return computed;
    }

    private static void addPhase(