if (logger.isInfoEnabled()) { logger.info("memberRemoved: name=" + name);
if (logger.isDebugEnabled()) { logger.debug("memberRemoved: name=" + name);
  public void memberRemoved(String name) {    if (isSentinel()) {      if (logger.isInfoEnabled()) {        logger.info("memberRemoved: name=" + name);      }      if (isCoordinatorEnabled()) {        coordinatorHelper.removeAgent(name);      }    }  }