com.ideaaedi.extspringcache.caffeine.ExtCaffeineCache Maven / Gradle / Ivy
package com.ideaaedi.extspringcache.caffeine;
import com.github.benmanes.caffeine.cache.Cache;
import com.ideaaedi.extspringcache.support.SafeContainer;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.BooleanUtils;
import org.springframework.cache.caffeine.CaffeineCache;
/**
* ext CaffeineCache
*
*
* @author JustryDeng
* @since 2020/11/8 15:47:10
*/
@Slf4j
@SuppressWarnings("unused")
public class ExtCaffeineCache extends CaffeineCache {
public ExtCaffeineCache(String name, Cache cache) {
super(name, cache);
}
public ExtCaffeineCache(String name, Cache cache, boolean allowNullValues) {
super(name, cache, allowNullValues);
}
@Override
public ValueWrapper get(Object key) {
Boolean refreshCurrCache = SafeContainer.THREAD_LOCAL_REFRESH_CURR_CACHE.get();
if (BooleanUtils.isTrue(refreshCurrCache)) {
// 这里返回null, 那么程序就会走方法里面的逻辑， 走完后再把结果放入缓存， 继而：变相实现了刷新当前key的缓存
log.info(" refresh curr key [{}]'s cache-value", key);
return null;
}
ValueWrapper valueWrapper = super.get(key);
if (valueWrapper != null) {
log.info(" hit caffeine-cache, curr key is [{}]", key);
}
return valueWrapper;
}
}