private static Object exportValue(Object v) {
    Object result;
    if (v == Token.INVALID) {
      result = null;
    } else if (v instanceof CachedDeserializable) {
      result = ((CachedDeserializable) v).getDeserializedForReading();
    } else {
      result = v;
    }
    return result;
  }
Only called by internal code to bypass exportValue() method

@return internal map
geode-core/src/main/java/org/apache/geode/cache/operations/internal/UpdateOnlyMap.java