From 6801490e3b5b32b97c2ef92df9107900af13a25c Mon Sep 17 00:00:00 2001
From: 疯狂的狮子li <15040126243@163.com>
Date: 星期四, 02 九月 2021 11:29:50 +0800
Subject: [PATCH] update 分页合理化
---
ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java | 30 ++++++++++++++++++++++++++++++
1 files changed, 30 insertions(+), 0 deletions(-)
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java
index 307b9a6..d66d86b 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/config/RedisConfig.java
@@ -1,5 +1,6 @@
package com.ruoyi.framework.config;
+import cn.hutool.core.util.StrUtil;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.config.properties.RedissonProperties;
import org.redisson.Redisson;
@@ -16,6 +17,7 @@
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.core.script.DefaultRedisScript;
import java.io.IOException;
import java.util.HashMap;
@@ -89,4 +91,32 @@
return new RedissonSpringCacheManager(redissonClient, config, JsonJacksonCodec.INSTANCE);
}
+ @Bean
+ public DefaultRedisScript<Long> limitScript() {
+ DefaultRedisScript<Long> redisScript = new DefaultRedisScript<>();
+ redisScript.setScriptText(limitScriptText());
+ redisScript.setResultType(Long.class);
+ return redisScript;
+ }
+
+ /**
+ * 闄愭祦鑴氭湰
+ */
+ private String limitScriptText() {
+ return StrUtil.builder()
+ .append("local key = KEYS[1]\n")
+ .append("local count = tonumber(ARGV[1])\n")
+ .append("local time = tonumber(ARGV[2])\n")
+ .append("local current = redis.call('get', key);\n")
+ .append("if current and tonumber(current) > count then\n")
+ .append(" return current;\n")
+ .append("end\n")
+ .append("current = redis.call('incr', key)\n")
+ .append("if tonumber(current) == 1 then\n")
+ .append(" redis.call('expire', key, time)\n")
+ .append("end\n")
+ .append("return current;")
+ .toString();
+ }
+
}
--
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