public class BlackList {

  private int id;
  private String ip;
  private Date iptime; // 日期類型，格式：yyyy-MM-dd HH:mm:ss
  //構(gòu)造器
  public BlackList() {
  }

  public BlackList(String ip, Date iptime) {
    this.ip = ip;
    this.iptime = iptime;
  }
  // get && set 方法
}

@Mapper
public interface BlackListDao {
  // 根據(jù)IP來查找記錄
  List<BlackList> findByIp(String ip);
  // 添加記錄
  int addBlackList(@Param("blackList") BlackList blackList);
}

public class URLInterceptor implements HandlerInterceptor {

  @Autowired
  BlackListDao blackListDao;

  private Map<String, Integer> redisTemplate = new HashMap<String, Integer>();
  private static final Logger logger = LoggerFactory.getLogger(URLInterceptor.class);

  //在請求處理之前進(jìn)行調(diào)用（Controller方法調(diào)用之前）
  @Override
  public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o) throws Exception {
    return true;
  }

  //請求處理之后進(jìn)行調(diào)用，但是在視圖被渲染之前（Controller方法調(diào)用之后）
  @Override
  public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {
    String ip = IPAddressUtil.getClientIpAddress(httpServletRequest);
    List<BlackList> blackLists = blackListDao.findByIp(ip);
    if (blackLists == null || blackLists.size() == 0){
      urlHandle(httpServletRequest, 5000, 10);
    } else {
      //強制控制跳轉(zhuǎn)
      modelAndView.setViewName("/errorpage/error.html");
    }
  }

  //在整個請求結(jié)束之后被調(diào)用
  @Override
  public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

  }

  public void urlHandle(HttpServletRequest request, long limitTime,int limitCount) throws RequestLimitException {
      /**
       * 省略業(yè)務(wù)邏輯部分，參考"準(zhǔn)備"步驟
       */
      if (count > limitCount){ //符合鎖定條件
        Calendar calendar = Calendar.getInstance();
        Date iptime=calendar.getTime();
        BlackList blackList = new BlackList(ip, iptime);
        blackListDao.addBlackList(blackList);
        throw new RequestLimitException();
      }
  }
}

@Configuration
public class MyWebAppConfigurer extends WebMvcConfigurerAdapter {

  @Bean  //把我們的攔截器注入為bean
  public HandlerInterceptor getMyInterceptor(){
    return new URLInterceptor();
  }

  @Override
  public void addInterceptors(InterceptorRegistry registry) {
    // 多個攔截器組成一個攔截器鏈
    // addPathPatterns 用于添加攔截規(guī)則, 這里假設(shè)攔截 /url 后面的全部鏈接
    // excludePathPatterns 用戶排除攔截
    registry.addInterceptor(getMyInterceptor()).addPathPatterns("/url/**");
    super.addInterceptors(registry);
  }
}

  @RequestMapping("/url/test")
  @ResponseBody
  public String URLtest() {
    return "success";
  }