private final String v3Phase;
        private final String v4Phase;

        DefaultAlias(String v3Phase, String v4Phase) {
            this.v3Phase = v3Phase;
            this.v4Phase = v4Phase;
        }

        @Override
        public String v3Phase() {
            return v3Phase;
        }

        @Override
        public String v4Phase() {
            return v4Phase;
        }

                    Lifecycle original = phaseToLifecycleMap.put(alias.v3Phase(), lifecycle);
                    if (original != null && logger.isWarnEnabled()) {
                        logger.warn(
                                "Duplicated lifecycle phase {}. Defined in {} but also in {}",
                                alias.v3Phase(),
                                original.getId(),