120 lines
3.0 KiB
Java
120 lines
3.0 KiB
Java
package com.guwan.backend.util;
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import lombok.RequiredArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Component;
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import java.util.concurrent.TimeUnit;
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@Slf4j
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@Component
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@RequiredArgsConstructor
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public class RedisUtil {
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private final RedisTemplate<String, Object> redisTemplate;
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/**
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* 设置缓存
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*/
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public void set(String key, Object value, long timeout, TimeUnit timeUnit) {
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try {
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redisTemplate.opsForValue().set(key, value, timeout, timeUnit);
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} catch (Exception e) {
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log.error("Redis set error: ", e);
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}
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}
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/**
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* 设置缓存（默认过期时间）
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*/
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public void set(String key, Object value) {
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set(key, value, 24, TimeUnit.HOURS);
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}
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/**
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* 获取缓存
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*/
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public Object get(String key) {
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try {
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return redisTemplate.opsForValue().get(key);
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} catch (Exception e) {
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log.error("Redis get error: ", e);
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return null;
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}
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}
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/**
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* 删除缓存
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*/
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public void delete(String key) {
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try {
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redisTemplate.delete(key);
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} catch (Exception e) {
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log.error("Redis delete error: ", e);
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}
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}
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/**
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* 判断key是否存在
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*/
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public boolean hasKey(String key) {
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try {
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return Boolean.TRUE.equals(redisTemplate.hasKey(key));
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} catch (Exception e) {
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log.error("Redis hasKey error: ", e);
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return false;
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}
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}
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/**
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* 设置过期时间
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*/
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public void expire(String key, long timeout, TimeUnit timeUnit) {
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try {
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redisTemplate.expire(key, timeout, timeUnit);
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} catch (Exception e) {
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log.error("Redis expire error: ", e);
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}
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}
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/**
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* 自增操作
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*/
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public Long increment(String key, long delta) {
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try {
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return redisTemplate.opsForValue().increment(key, delta);
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} catch (Exception e) {
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log.error("Redis increment error: ", e);
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return null;
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}
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}
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/**
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* Set集合操作
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*/
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public void sAdd(String key, String... values) {
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try {
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redisTemplate.opsForSet().add(key, values);
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} catch (Exception e) {
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log.error("Redis sAdd error: ", e);
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}
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}
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public void setRemove(String key, Object... values) {
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try {
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redisTemplate.opsForSet().remove(key, values);
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} catch (Exception e) {
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log.error("Redis setRemove error: ", e);
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}
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}
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public boolean sHasKey(String key, Object value) {
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try {
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return Boolean.TRUE.equals(redisTemplate.opsForSet().isMember(key, value));
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} catch (Exception e) {
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log.error("Redis sHasKey error: ", e);
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return false;
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}
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}
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} |