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wburns/Optimistic.java Secret

Last active September 4, 2015 16:44
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Optimistic.java
Integer counter = cache.get(key);
while (true) {
if (counter != null && cache.replace(key, counter, counter + 1) {
break;
}
if (counter == null && cache.putIfAbsent(key, 1) == null) {
break;
}
counter = cache.get(key);
}
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