code: private void unregisterJmxExpose() {
  		if (jmxNames.isEmpty()) {
  			return;
  		}
  		try {
  			final MBeanServer platformMBeanServer = MBeans.getPlatformMBeanServer();
  			for (final ObjectName name : jmxNames) {
  				platformMBeanServer.unregisterMBean(name);
  			}
  		} catch (final JMException e) {
  			LOG.warn("failed to unregister JMX beans", e);
  		}
  	}
docs: Unregisters CounterRequestMXBean beans.