@VisibleForTesting
  Map getGetFutures() {
    return getFutures;
  }
@param isCreate true if call found no entry; false if updating an existing entry
@param localValue the value retrieved from the region for this object.
@param disableCopyOnRead if true then do not make a copy
@param preferCD true if the preferred result form is CachedDeserializable
@param clientEvent the client event, if any
@param returnTombstones whether to return tombstones
geode-core/src/main/java/org/apache/geode/internal/cache/LocalRegion.java