{"id":201307,"date":"2025-05-10T10:27:23","date_gmt":"2025-05-10T02:27:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201307\/"},"modified":"2025-05-10T10:27:23","modified_gmt":"2025-05-10T02:27:23","slug":"redis%e5%ae%9e%e7%8e%b0%e9%ab%98%e5%b9%b6%e5%8f%91%e8%ae%a1%e6%95%b0%e5%99%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201307\/","title":{"rendered":"Redis\u5b9e\u73b0\u9ad8\u5e76\u53d1\u8ba1\u6570\u5668"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u5b9e\u73b0\u9ad8\u5e76\u53d1\u8ba1\u6570\u5668<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300aRedis\u5b9e\u73b0\u9ad8\u5e76\u53d1\u8ba1\u6570\u5668\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0bRedis\u8ba1\u6570\u5668\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n

\u4e1a\u52a1\u9700\u6c42\u4e2d\u7ecf\u5e38\u6709\u9700\u8981\u7528\u5230\u8ba1\u6570\u5668\u7684\u573a\u666f\uff1a\u8b6c\u5982\u4e00\u4e2a\u624b\u673a\u53f7\u4e00\u5929\u9650\u5236\u53d1\u90015\u6761\u77ed\u4fe1\u3001\u4e00\u4e2a\u63a5\u53e3\u4e00\u5206\u949f\u9650\u5236\u591a\u5c11\u8bf7\u6c42\u3001\u4e00\u4e2a\u63a5\u53e3\u4e00\u5929\u9650\u5236\u8c03\u7528\u591a\u5c11\u6b21\u7b49\u7b49\u3002\u4f7f\u7528Redis\u7684Incr\u81ea\u589e\u547d\u4ee4\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u4ee5\u4e0a\u9700\u6c42\u3002\u4ee5\u4e00\u4e2a\u63a5\u53e3\u4e00\u5929\u9650\u5236\u8c03\u7528\u6b21\u6570\u4e3a\u4f8b\uff1a<\/p>\n

\n \/**\n * \u662f\u5426\u62d2\u7edd\u670d\u52a1\n * @return\n *\/\n private boolean denialOfService(String userId){\n long count=JedisUtil.setIncr(DateUtil.getDate()+\"&\"+userId+\"&\"+\"queryCarViolation\", 86400);\n if(count\n\n\n
\n\/**\n * \u67e5\u8be2\u8fdd\u7ae0\n * @param plateNumber\u8f66\u724c\n * @param vin \u8f66\u67b6\u53f7\n * @param engineNo\u53d1\u52a8\u673a\n * @param request\n * @param response\n * @throws Exception\n *\/\n @RequestMapping(\"\/queryCarViolationList.json\")\n @AuthorizationApi\n public void queryCarViolationList(@CurrentToken Token token,String plateNumber,String vin,\n    String engineNo,HttpServletRequest request,HttpServletResponse response) throws Exception {\n   String userId=token.getUserId();\n      \/\/\u8d85\u8fc7\u9650\u5236\uff0c\u62e6\u622a\u8bf7\u6c42\n   if(denialOfService(userId)){\n  apiData(request, response, ReqJson.error(CarError.ONLY_5_TIMES_A_DAY_CAN_BE_FOUND));\n  return;\n   }\n \/\/\u6ca1\u8d85\u8fc7\u9650\u5236\uff0c\u4e1a\u52a1\u903b\u8f91\u2026\u2026\n }\n<\/pre>\n
\u6bcf\u6b21\u8c03\u7528\u63a5\u53e3\u4e4b\u524d\uff0c\u5148\u83b7\u5f97\u4e0b\u8ba1\u6570\u5668\u81ea\u589e\u540e\u7684\u503c\uff0c\u5982\u679c\u5c0f\u4e8e\u9650\u5236\uff0c\u653e\u884c\uff0c\u6267\u884c\u540e\u9762\u7684\u4ee3\u7801\u3002\u5982\u679c\u5927\u4e8e\u9650\u5236\uff0c\u5219\u62e6\u622a\u6389\u3002<\/p>\n
JedisUtil\u5de5\u5177\u7c7b\uff1a<\/p>\n
\npublic class JedisUtil {\n protected final static Logger logger = Logger.getLogger(JedisUtil.class);\n private static JedisPool jedisPool;\n \n @Autowired(required = true)\n public void setJedisPool(JedisPool jedisPool) {\n JedisUtil.jedisPool = jedisPool;\n }\n \/**\n * \u5bf9\u67d0\u4e2a\u952e\u7684\u503c\u81ea\u589e\n * @author liboyi\n * @param key \u952e\n * @param cacheSeconds \u8d85\u65f6\u65f6\u95f4\uff0c0\u4e3a\u4e0d\u8d85\u65f6\n * @return\n *\/\n public static long setIncr(String key, int cacheSeconds) {\n long result = 0;\n Jedis jedis = null;\n try {\n  jedis = jedisPool.getResource();\n  result =jedis.incr(key);\n  if (cacheSeconds != 0) {\n  jedis.expire(key, cacheSeconds);\n  }\n  logger.debug(\"set \"+ key + \" = \" + result);\n } catch (Exception e) {\n  logger.warn(\"set \"+ key + \" = \" + result);\n } finally {\n  jedisPool.returnResource(jedis);\n }\n return result;\n }\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"
Redis\u5b9e\u73b0\u9ad8\u5e76\u53d1\u8ba1\u6570\u5668 \u6536\u85cf...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201307","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201307"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201307\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}