*
     * @return The CacheRetention indicating how long data should be retained, or null if
     *         no specific cache retention is defined
     */
    @Nullable
    CacheRetention getCacheRetention();

            if (relatedPom != null) {
                return new BuildPathSource(relatedPom);
            }
            return null;
        }

        @Override
        public CacheRetention getCacheRetention() {
            return CacheRetention.REQUEST_SCOPED;
        }
    }