20250808优化-单体电池表拆分优化

This commit is contained in:
2025-08-24 17:12:42 +08:00
parent 725ae14548
commit d6276dc21f
5 changed files with 102 additions and 44 deletions

View File

@ -7,10 +7,8 @@ import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.BoundSetOperations;
import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.dao.DataAccessException;
import org.springframework.data.redis.core.*;
import org.springframework.stereotype.Component;
/**
@ -287,4 +285,67 @@ public class RedisCache
redisTemplate.opsForValue().multiSet(cacheMap);
}
/**
* 批量设置键值对,并为每个键设置相同的过期时间
* @param keyValueMap 键值对集合
* @param timeout 过期时间
* @param unit 时间单位
*/
public void multiSetWithExpire(Map<String, String> keyValueMap, long timeout, TimeUnit unit) {
if (keyValueMap.isEmpty()) {
return; // 空集合直接返回
}
// 使用Redis管道批量执行命令
redisTemplate.executePipelined(new SessionCallback<Object>() {
@Override
public Object execute(RedisOperations operations) throws DataAccessException {
// 循环处理每个键值对
for (Map.Entry<String, String> entry : keyValueMap.entrySet()) {
String key = entry.getKey();
String value = entry.getValue();
// 1. 设置键值对
operations.opsForValue().set(key, value);
// 2. 设置过期时间
operations.expire(key, timeout, unit);
}
return null; // 管道操作无需返回值
}
});
}
/**
* 删除指定站点的所有历史测试数据缓存(最精准)
* @param testSiteId 测试数据所属的站点ID如"test-site-001"
*/
public void deleteTestCacheBySite(String testSiteId) {
System.out.println("开删除缓存redis" + testSiteId + "<UNK>");
if (testSiteId == null || testSiteId.isEmpty()) {
return;
}
// 构造键前缀测试站点ID开头的所有缓存键无论粒度和时间
String pattern = testSiteId + "_*";
deleteCacheByPattern(pattern);
}
/**
* 根据键前缀批量删除缓存(核心方法)
* @param pattern 键匹配模式支持Redis的通配符*表示任意字符,?表示单个字符)
*/
public void deleteCacheByPattern(String pattern) {
try {
// 1. 查找所有匹配的键注意keys命令在大数据量时可能阻塞Redis建议生产环境用scan
Set<String> keys = redisTemplate.keys(pattern);
if (keys == null || keys.isEmpty()) {
return;
}
// 2. 批量删除匹配的键
long deleteCount = redisTemplate.delete(keys);
System.out.println("删除缓存数据:" + deleteCount + "<UNK>");
} catch (Exception e) {
}
}
}