Function vwrite_discriminator

dds/DCPS/XTypes/DynamicVwrite.cpp:1061–1250

}

bool vwrite_discriminator(ValueWriter& vw, DDS::DynamicData_ptr value,
                          const DDS::MemberDescriptor_var& md, CORBA::Long& disc_val)
{
  using namespace OpenDDS::XTypes;
  const DDS::MemberId id = DISCRIMINATOR_ID;
  const DDS::DynamicType_var disc_type = get_base_type(md->type());
  const DDS::TypeKind disc_tk = disc_type->get_kind();
  DDS::TypeKind treat_disc_as;
  if (get_equivalent_kind(disc_type, treat_disc_as) != DDS::RETCODE_OK) {
    return false;
  }

  ListEnumHelper enum_helper(treat_disc_as);
  if (disc_tk == TK_ENUM && !set_enumerated_helper<ACE_CDR::Long>(disc_type, enum_helper)) {
    return false;
  }

  DDS::ReturnCode_t rc = DDS::RETCODE_OK;
  switch (treat_disc_as) {
  case TK_BOOLEAN: {
    CORBA::Boolean val = false;
    rc = value->get_boolean_value(val, id);
    if (!check_rc(rc, id, disc_tk, "vwrite_discriminator")) {
      return false;
    }
    disc_val = static_cast<CORBA::Long>(val);
    if (!vw.write_boolean(val)) {
      return false;
    }
    break;
  }
  case TK_BYTE: {
    CORBA::Octet val = 0x00;
    rc = value->get_byte_value(val, id);
    if (!check_rc(rc, id, disc_tk, "vwrite_discriminator")) {
      return false;
    }
    disc_val = static_cast<CORBA::Long>(val);
    if (!vw.write_byte(val)) {
      return false;
    }
    break;
  }
  case TK_CHAR8: {
    CORBA::Char val = '\0';
    rc = value->get_char8_value(val, id);
    if (!check_rc(rc, id, disc_tk, "vwrite_discriminator")) {
      return false;
    }
    disc_val = static_cast<CORBA::Long>(val);
    if (!vw.write_char8(val)) {
      return false;
    }
    break;
  }
#ifdef DDS_HAS_WCHAR
  case TK_CHAR16: {
    CORBA::WChar val = L'\0';