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starrySky
2024-03-20 09:28:04 +08:00
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package com.starry.common.redis;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
import java.util.Collection;
import java.util.concurrent.TimeUnit;
/**
* @author rieds 工具类
* @since 2022/8/26
*/
@Component
public class RedisCache {
@Resource
public RedisTemplate redisTemplate;
/**
* 获得缓存的基本对象。
*
* @param key 缓存键值
* @return 缓存键值对应的数据
*/
public <T> T getCacheObject(final String key) {
ValueOperations<String, T> operations = redisTemplate.opsForValue();
return operations.get(key);
}
/**
* 缓存基本的对象Integer、String、实体类等
*
* @param key 缓存的键值
* @param value 缓存的值
*/
public <T> void setCacheObject(final String key, final T value) {
redisTemplate.opsForValue().set(key, value);
}
/**
* 缓存基本的对象Integer、String、实体类等
*
* @param key 缓存的键值
* @param value 缓存的值
* @param timeout 过期时间
* @param timeUnit 时间颗粒度
*/
public <T> void setCacheObject(final String key, final T value, final Long timeout, final TimeUnit timeUnit) {
redisTemplate.opsForValue().set(key, value, timeout, timeUnit);
}
/**
* 删除单个对象
*
* @param key
*/
public boolean deleteObject(final String key) {
return redisTemplate.delete(key);
}
/**
* 获得缓存的基本对象列表
*
* @param pattern 字符串前缀
* @return 对象列表
*/
public Collection<String> keys(final String pattern) {
return redisTemplate.keys(pattern);
}
/**
* 删除集合对象
*
* @param collection 多个对象
* @return
*/
public long deleteObject(final Collection collection) {
return redisTemplate.delete(collection);
}
}