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优化,使用SoftReference作为value,在内存不够的时候,自动释放缓存

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This commit is contained in:
zhouhao
2016-08-24 12:22:01 +08:00
parent ce07b7cc29
commit 83371cbc42
1 changed files with 3 additions and 2 deletions
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5
hsweb-web-concurrent/hsweb-web-concurrent-cache/src/main/java/org/hsweb/concureent/cache/monitor/SimpleMonitorCache.java vendored
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@@ -59,8 +59,9 @@ public class SimpleMonitorCache extends ConcurrentMapCache implements MonitorCac
Object value = super.lookup(key);
if (value != null && value instanceof Reference) {
Reference reference = (Reference) value;
if (reference != null) return reference.get();
evict(key);
value = reference.get();
if (value == null)
evict(key);
}
return value;
}