public void stop() {
        try {
            if (start.compareAndSet(true, false)) {
                executorService.shutdown();
                LOGGER.info("HttpCmdAcceptor stop succeed ");
            }
        } catch (Throwable t) {
            LOGGER.error("HttpCmdAcceptor stop error ", t);
        }
    }
@author Robert HG (254963746@qq.com)  on 2/17/16.
lts-core/src/main/java/com/github/ltsopensource/cmd/HttpCmdAcceptor.java