signedUrlExpiresDuration = expiration.get(); logger.debug("The property {} has been configured to expire signed URLs in {}.", INTERNAL_URL_SIGNING_DURATION_KEY, Log.getHumanReadableTimeString(signedUrlExpiresDuration)); } else { signedUrlExpiresDuration = DEFAULT_URL_SIGNING_EXPIRES_DURATION; logger.debug( "The property {} has not been configured, so the default is being used to expire signed URLs in {}.", INTERNAL_URL_SIGNING_DURATION_KEY, Log.getHumanReadableTimeString(signedUrlExpiresDuration));