🐛 修复 CacheUtils 异步缓存的 ThreadLocal 变量传递
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@ -1,10 +1,12 @@
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package cn.iocoder.yudao.framework.common.util.cache;
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import com.alibaba.ttl.threadpool.TtlExecutors;
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import com.google.common.cache.CacheBuilder;
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import com.google.common.cache.CacheLoader;
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import com.google.common.cache.LoadingCache;
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import java.time.Duration;
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import java.util.concurrent.Executor;
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import java.util.concurrent.Executors;
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/**
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@ -15,11 +17,13 @@ import java.util.concurrent.Executors;
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public class CacheUtils {
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public static <K, V> LoadingCache<K, V> buildAsyncReloadingCache(Duration duration, CacheLoader<K, V> loader) {
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Executor executor = Executors.newCachedThreadPool( // TODO 芋艿:可能要思考下,未来要不要做成可配置
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TtlExecutors.getDefaultDisableInheritableThreadFactory()); // TTL 保证 ThreadLocal 可以透传
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return CacheBuilder.newBuilder()
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// 只阻塞当前数据加载线程,其他线程返回旧值
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.refreshAfterWrite(duration)
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// 通过 asyncReloading 实现全异步加载,包括 refreshAfterWrite 被阻塞的加载线程
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.build(CacheLoader.asyncReloading(loader, Executors.newCachedThreadPool())); // TODO 芋艿:可能要思考下,未来要不要做成可配置
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.build(CacheLoader.asyncReloading(loader, executor));
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}
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}
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