code: protected final String getForFSave(final Class<?> pClass) {
      if (GoodsSpecifics.class == pClass || ServiceSpecifics.class == pClass) {
        return PrcEntityFSave.class.getSimpleName();
      }
      return null;
    }
docs: <p>Get processor name for Entity with file save.</p>
  @param pClass a Class
  @return a thing