return v;
        }

        @Override
        public boolean equals(Object obj) {
            if (!obj.getClass().equals(MixInMappingAction.class)) {
                return false;
            }
            MixInMappingAction other = (MixInMappingAction) obj;
            return decorations.equals(other.decorations);
        }

        @Override
        public boolean isNoOp() {