}
                if (logger.isDebugEnabled()) {
                    logger.debug("Failed to invoke actionGet. count:{}", retryCount, e);
                }

                ThreadUtil.sleep(RandomUtils.nextLong(retryInterval + retryCount * 1000L, retryInterval + retryCount * 1000L * 2L));
                retryCount++;
            }
        }
    }

    /**
     * Destroys the client and closes connections.