Method getOrDefault

guava/src/com/google/common/cache/LocalCache.java:3999–4003

(@Nullable Object key, @Nullable V defaultValue)

  }

  @Override
  public @Nullable V getOrDefault(@Nullable Object key, @Nullable V defaultValue) {
    V result = get(key);
    return (result != null) ? result : defaultValue;
  }

  V getOrLoad(K key) throws ExecutionException {
    return get(key, defaultLoader);