修复文件

src/main/java/com/org/flashsalesystem/service/RedisService.java

@@ -2,6 +2,7 @@ package com.org.flashsalesystem.service;
 
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.core.script.DefaultRedisScript;
 import org.springframework.stereotype.Service;
@@ -21,6 +22,7 @@ public class RedisService {
     private RedisTemplate<String, Object> redisTemplate;
 
     @Autowired
+    @Qualifier("customStringRedisTemplate")
     private RedisTemplate<String, String> stringRedisTemplate;
 
     @Autowired
@@ -41,6 +43,13 @@ public class RedisService {
         redisTemplate.opsForValue().set(key, value);
     }
 
+    /**
+     * 设置纯字符串值（用于Lua脚本兼容）
+     */
+    public void setString(String key, String value) {
+        stringRedisTemplate.opsForValue().set(key, value);
+    }
+
     /**
      * 设置字符串值并指定过期时间
      */
@@ -55,6 +64,13 @@ public class RedisService {
         return redisTemplate.opsForValue().get(key);
     }
 
+    /**
+     * 安全获取字符串值
+     */
+    public String getString(String key) {
+        return stringRedisTemplate.opsForValue().get(key);
+    }
+
     /**
      * 原子递增
      */
@@ -330,7 +346,18 @@ public class RedisService {
      * 执行秒杀脚本
      */
     public Long executeFlashSaleScript(String stockKey, int quantity) {
-        return redisTemplate.execute(flashSaleScript, Collections.singletonList(stockKey), String.valueOf(quantity));
+        log.info("执行秒杀脚本: stockKey={}, quantity={}", stockKey, quantity);
+
+        try {
+            Long result = stringRedisTemplate.execute(flashSaleScript, Collections.singletonList(stockKey),
+                                                      String.valueOf(quantity));
+            log.info("秒杀脚本执行结果: result={}", result);
+
+            return result;
+        } catch (Exception e) {
+            log.error("执行秒杀脚本异常: stockKey={}, quantity={}", stockKey, quantity, e);
+            throw e;
+        }
     }
 
     /**