Method getLiveValue

output/java_guava/1.4.19/LocalCache.java:2832–2847

Gets the value from an entry. Returns null if the entry is invalid, partially-collected, loading, or expired.

(ReferenceEntry<K, V> entry, long now)

     */

    V getLiveValue(ReferenceEntry<K, V> entry, long now) {
      if (entry.getKey() == null) {
        tryDrainReferenceQueues();
        return null;
      }
      V value = entry.getValueReference().get();
      if (value == null) {
        tryDrainReferenceQueues();
        return null;
      }
      if (map.isExpired(entry, now)) {
        tryExpireEntries(now);
        return null;
      }
      return value;
    }

    @Nullable
    V get(Object key, int hash) {