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🔄Update: 封装 RedisKey 的构造获取方法

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Wonder
2025-10-21 10:50:50 +08:00
parent 8cd2000274
commit 248b14dc96
4 changed files with 27 additions and 5 deletions
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src/main/java/cn/hezhaohui/thumb/constent/ThumbConstant.java
+6
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@@ -12,4 +12,10 @@ public interface ThumbConstant {
* 用于作为Redis中存储用户点赞信息的key前缀
*/
String USER_THUMB_KEY_PREFIX = "thumb:";
/**
* 临时点赞前缀常量
* 用于作为Redis中存储临时点赞信息的key前缀
*/
String TEMP_THUMB_KEY_PREFIX = "temp_thumb:%s";
}
src/main/java/cn/hezhaohui/thumb/service/impl/BlogServiceImpl.java
+2 -1
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@@ -5,6 +5,7 @@ import cn.hezhaohui.thumb.model.entity.User;
import cn.hezhaohui.thumb.model.vo.BlogVO;
import cn.hezhaohui.thumb.service.ThumbService;
import cn.hezhaohui.thumb.service.UserService;
import cn.hezhaohui.thumb.util.RedisKeyUtil;
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.ObjUtil;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -56,7 +57,7 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog>
// Blog Id
List<Object> blogIdList = blogList.stream().map(blog -> blog.getId().toString()).collect(Collectors.toList());
// Get Thumb-up Data
List<Object> thumbList = redisTemplate.opsForHash().multiGet(ThumbConstant.USER_THUMB_KEY_PREFIX + loginUser.getId(), blogIdList);
List<Object> thumbList = redisTemplate.opsForHash().multiGet(RedisKeyUtil.getUserThumbKey(loginUser.getId()), blogIdList);
for (int i = 0; i < thumbList.size(); i++) {
if (thumbList.get(i) == null) {
continue;
src/main/java/cn/hezhaohui/thumb/service/impl/ThumbServiceImpl.java
+5 -4
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@@ -8,6 +8,7 @@ import cn.hezhaohui.thumb.model.entity.Blog;
import cn.hezhaohui.thumb.model.entity.User;
import cn.hezhaohui.thumb.service.BlogService;
import cn.hezhaohui.thumb.service.UserService;
import cn.hezhaohui.thumb.util.RedisKeyUtil;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import cn.hezhaohui.thumb.model.entity.Thumb;
import cn.hezhaohui.thumb.service.ThumbService;
@@ -68,7 +69,7 @@ public class ThumbServiceImpl extends ServiceImpl<ThumbMapper, Thumb>
boolean success = update && this.save(thumb);
// 点赞记录存入 Redis
if (success) {
redisTemplate.opsForHash().put(ThumbConstant.USER_THUMB_KEY_PREFIX + loginUser.getId().toString(), blogId.toString(), thumb.getId());
redisTemplate.opsForHash().put(RedisKeyUtil.getUserThumbKey(loginUser.getId()), blogId.toString(), thumb.getId());
}
return success;
});
@@ -87,7 +88,7 @@ public class ThumbServiceImpl extends ServiceImpl<ThumbMapper, Thumb>
return transactionTemplate.execute(status -> {
Long blogId = doThumbRequest.getBlogId();
// 判断是否已点过赞
Object thumbIdObj = redisTemplate.opsForHash().get(ThumbConstant.USER_THUMB_KEY_PREFIX + loginUser.getId().toString(), blogId.toString());
Object thumbIdObj = redisTemplate.opsForHash().get(RedisKeyUtil.getUserThumbKey(loginUser.getId()), blogId.toString());
if (thumbIdObj == null) {
throw new BusinessException(ErrorCode.OPERATION_ERROR, "用户未点赞");
}
@@ -101,7 +102,7 @@ public class ThumbServiceImpl extends ServiceImpl<ThumbMapper, Thumb>
// 两者一起执行
boolean success = update && this.removeById(thumbId);
if (success) {
redisTemplate.opsForHash().delete(ThumbConstant.USER_THUMB_KEY_PREFIX + loginUser.getId(), blogId.toString());
redisTemplate.opsForHash().delete(RedisKeyUtil.getUserThumbKey(loginUser.getId()), blogId.toString());
}
return success;
});
@@ -110,7 +111,7 @@ public class ThumbServiceImpl extends ServiceImpl<ThumbMapper, Thumb>
@Override
public Boolean hasThumb(Long blogId, Long userId) {
return redisTemplate.opsForHash().hasKey(ThumbConstant.USER_THUMB_KEY_PREFIX + userId, blogId.toString());
return redisTemplate.opsForHash().hasKey(RedisKeyUtil.getUserThumbKey(userId), blogId.toString());
}
}
src/main/java/cn/hezhaohui/thumb/util/RedisKeyUtil.java
+14
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@@ -0,0 +1,14 @@
package cn.hezhaohui.thumb.util;
import cn.hezhaohui.thumb.constent.ThumbConstant;
public class RedisKeyUtil {
public static String getUserThumbKey(Long userId) {
return ThumbConstant.USER_THUMB_KEY_PREFIX + userId;
}
public static String getTempThumbKey(String time) {
return ThumbConstant.TEMP_THUMB_KEY_PREFIX.formatted(time);
}
}