From 4eab4ae3340e8c0222218ad463bcdd6009807586 Mon Sep 17 00:00:00 2001
From: p4exgo9f5 <3031186461@qq.com>
Date: Tue, 29 Apr 2025 16:21:45 +0800
Subject: [PATCH] ADD file via upload

---
 CacheDataJob.java | 54 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 CacheDataJob.java

diff --git a/CacheDataJob.java b/CacheDataJob.java
new file mode 100644
index 0000000..84aa902
--- /dev/null
+++ b/CacheDataJob.java
@@ -0,0 +1,54 @@
+package com.rabbiter.market.data_job;
+
+import com.rabbiter.market.common.redis.constants.RedisKeys;
+import com.rabbiter.market.common.redis.service.RedisTemplateService;
+import com.rabbiter.market.domain.goods_management.goods_category.GoodsCategory;
+import com.rabbiter.market.service.goods_management.goods_category.IGoodsCategoryService;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+/**
+ * 缓存数据定时任务类
+ */
+@Component // 声明为Spring组件，由Spring容器管理
+public class CacheDataJob {
+    @Autowired // 自动注入Redis操作服务
+    private RedisTemplateService redisTemplateService;
+    @Autowired // 自动注入商品分类服务
+    private IGoodsCategoryService goodsCategoryService;
+
+    /**
+     * 定时缓存商品分类数据到Redis
+     * 每天凌晨1点执行一次
+     */
+    @Scheduled(cron = "0 0 1 * * ?") // 使用cron表达式定义定时任务执行时间（每天凌晨1点）
+    public void cache_category(){
+        // 打印执行日志
+        System.out.println("被执行。。。。");
+        
+        // 创建查询条件：只查询状态为正常的商品分类
+        QueryWrapper<GoodsCategory> wrapper = new QueryWrapper<GoodsCategory>()
+                .eq("state", GoodsCategory.STATE_NORMAL);
+        
+        // 查询符合条件的商品分类列表
+        List<GoodsCategory> list = goodsCategoryService.list(wrapper);
+        
+        // 如果查询结果为空，则直接返回
+        if (list==null ||list.size()<=0){
+            return;
+        }
+        
+        // 获取商品分类在Redis中的缓存键
+        String cacheKey = RedisKeys.GOODS_CATEGORY.join();
+        
+        // 遍历查询结果，将每个商品分类存入Redis缓存
+        for (GoodsCategory goodsCategory : list) {
+            // 使用商品分类ID作为字段名，将整个商品分类对象存入Redis的Hash结构中
+            redisTemplateService.setCacheMapValue(cacheKey,goodsCategory.getId().toString(),goodsCategory);
+        }
+    }
+}
\ No newline at end of file