Method get

output/java_guava/1.4.13/LocalCache.java:2252–2287

(K key, int hash, CacheLoader<? super K, V> loader)

    // loading

    V get(K key, int hash, CacheLoader<? super K, V> loader) throws ExecutionException {
            checkNotNull(key);
            checkNotNull(loader);
            try {
        if (count != 0) { // read-volatile
          // don't call getLiveEntry, which would ignore loading values
                ReferenceEntry<K, V> e = getEntry(key, hash);
                if (e != null) {
                    long now = map.ticker.read();
                    V value = getLiveValue(e, now);
                    if (value != null) {
                            recordRead(e, now);
                            statsCounter.recordHits(1);
                            return scheduleRefresh(e, key, hash, value, now, loader);
                    }
                    ValueReference<K, V> valueReference = e.getValueReference();
                    if (valueReference.isLoading()) {
                            return waitForLoadingValue(e, key, valueReference);
                    }
                }
        }

        // at this point e is either null or expired;
        return lockedGetOrLoad(key, hash, loader);
            } catch (ExecutionException ee) {
              Throwable cause = ee.getCause();
              if (cause instanceof Error) {
                                                                                           throw new ExecutionError((Error) cause);
              } else if (cause instanceof RuntimeException) {
                throw new UncheckedExecutionException(cause);
              }
              throw ee;
            } finally {
              postReadCleanup();
            }
    }

    V lockedGetOrLoad(K key, int hash, CacheLoader<? super K, V> loader) throws ExecutionException {
            ReferenceEntry<K, V> e;