redis轻量工具类
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
spring:
redis:
host: 127.0.0.1
port: 6379
jedis:
pool:
max-active: 8
max-wait: -1
max-idle: 500
min-idle: 0
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;
import java.util.List;
@Component
public class RedisUtil {
@Autowired
private RedisTemplate<Object, Object> redisTemplate;
public <E> void put(String key, E value) {
redisTemplate.opsForValue().set(key, value);
}
public Boolean del(String key) {
return redisTemplate.delete(key);
}
public <E> E getSingle(String key, Class<E> cls) {
Object res = redisTemplate.opsForValue().get(key);
return cast(res, cls);
}
public <E> List<E> getList(String key, Class<E> cls) {
Object res = redisTemplate.opsForValue().get(key);
return castList(res, cls);
}
@SuppressWarnings("unchecked")
private static <T> T cast(Object obj, Class<T> cls) {
return (T) obj;
}
@SuppressWarnings("unchecked")
private static <T> List<T> castList(Object obj, Class<T> cls) {
return (List<T>) obj;
}
}
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