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Support automatic eviction of caches after updating or deleting posts #9

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merged 1 commit into from
Sep 4, 2024
Merged

Support automatic eviction of caches after updating or deleting posts #9

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29 changes: 29 additions & 0 deletions src/main/java/run/halo/cache/page/CacheSentry.java
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package run.halo.cache.page;

import lombok.extern.slf4j.Slf4j;
import org.springframework.cache.Cache;
import org.springframework.cache.CacheManager;
import org.springframework.context.event.EventListener;
import org.springframework.stereotype.Component;
import run.halo.app.event.post.PostUpdatedEvent;

/**
* Sentry for evicting cache.
*/
@Slf4j
@Component
public class CacheSentry {

private final Cache cache;

public CacheSentry(CacheManager cacheManager) {
this.cache = cacheManager.getCache(PageCacheWebFilter.CACHE_NAME);
}

@EventListener
void onPostUpdated(PostUpdatedEvent event) {
cache.clear();
log.info("Received post updated event, and evicted page cache");
}

}