韦忠喜提交
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package me.zhengjie.modules.uploadnew.redis;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.data.redis.core.ValueOperations;
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import org.springframework.stereotype.Component;
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import java.util.concurrent.TimeUnit;
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import static org.apache.logging.log4j.ThreadContext.containsKey;
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@Component
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@Slf4j
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public class RedisParentDao {
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private RedisTemplate redisTemplate;
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public void setRedisTemplate(RedisTemplate redisTemplate) {
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this.redisTemplate = redisTemplate;
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}
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/**
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* 缓存value操作
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* @param k
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* @param v
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* @param time
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* @return
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*/
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public boolean cacheValue(String k, String v, long time) {
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try {
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ValueOperations<String, String> valueOps = redisTemplate.opsForValue();
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valueOps.set(k, v);
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if (time > 0) redisTemplate.expire(k, time, TimeUnit.SECONDS);
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return true;
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} catch (Throwable t) {
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log.error("TbUploadFileNewController:fileUpload | 缓存失败!!!"+t);
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}
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return false;
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}
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/**
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* 判断缓存是否存在
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* @param k
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* @return
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*/
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public boolean containsValueKey(String k) {
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return containsKey(k);
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}
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/**
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* 获取缓存
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* @param k
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* @return
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*/
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public String getValue(String k) {
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try {
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ValueOperations<String, String> valueOps = redisTemplate.opsForValue();
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return valueOps.get(k);
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} catch (Throwable t) {
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log.error("TbUploadFileNewController:fileUpload | 获取缓存失败!!!");
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}
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return null;
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}
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/**
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* 移除缓存
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* @param key
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* @return
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*/
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public boolean remove(String key) {
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try {
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redisTemplate.delete(key);
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return true;
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} catch (Throwable t) {
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log.error("TbUploadFileNewController:fileUpload | 移除缓存失败!!!");
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}
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return false;
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}
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}
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