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* SimpleByteCache: Concurrent fix

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zzz
2012-09-25 19:24:11 +00:00
parent 9e3559625c
commit 23ca6b4fac
1 changed files with 4 additions and 2 deletions
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6
core/java/src/net/i2p/util/SimpleByteCache.java
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@ -16,7 +16,7 @@ import java.util.concurrent.LinkedBlockingQueue;
*/
public final class SimpleByteCache {
private static final Map<Integer, SimpleByteCache> _caches = new ConcurrentHashMap(8);
private static final ConcurrentHashMap<Integer, SimpleByteCache> _caches = new ConcurrentHashMap(8);
private static final int DEFAULT_SIZE = 64;
@ -45,7 +45,9 @@ public final class SimpleByteCache {
SimpleByteCache cache = _caches.get(sz);
if (cache == null) {
cache = new SimpleByteCache(cacheSize, size);
_caches.put(sz, cache);
SimpleByteCache old = _caches.putIfAbsent(sz, cache);
if (old != null)
cache = old;
}
cache.resize(cacheSize);
return cache;