/**
  * 将cookie保存到response中
  *
  * @param ac
  * @param value
  * @param removed
  */
 private void addCookieToResponse(AttributeConfigDO ac, String value, boolean removed) {
   String name = ac.getClientKey();
   String domain = ac.getDomain();
   // 删除cookie时将maxAge设为0
   int maxAge = (removed || value == null) ? 0 : ac.getLifeCycle();
   String path = ac.getCookiePath();
   boolean httpOnly = ac.isHttpOnly();
   addCookieToResponse(name, value, domain, maxAge, path, httpOnly);
 }