/// \brief Return the unique identifier of the component type this
/// factory is responsible for
///
/// \param locality [in] The id of the locality this factory
/// is responsible for.
/// \param agas_client [in] The AGAS client to use for component id
/// registration (if needed).
///
/// \return Returns the unique identifier of the component type this
/// factory instance is responsible for. This function throws
/// on any error.
component_type get_component_type(naming::gid_type const& locality,
naming::resolver_client& agas_client)
{
typedef typename Component::type_holder type_holder;
if (component_invalid == components::get_component_type<type_holder>())
{
// First call to get_component_type, ask AGAS for a unique id.
if (isenabled_) {
component_type const ctype =
agas_client.register_factory(locality, get_component_name());
if (component_invalid == ctype) {
HPX_THROW_EXCEPTION(duplicate_component_id,
"component_factory::get_component_type",
"the component name " + get_component_name() +
" is already in use");
}
components::set_component_type<type_holder>(ctype);
}
else {
component_type const ctype =
agas_client.get_component_id(get_component_name());
components::set_component_type<type_holder>(ctype);
}
}
return components::get_component_type<type_holder>();
}
/// \brief Return the unique identifier of the component type this
/// factory is responsible for
///
/// \param locality [in] The id of the locality this factory
/// is responsible for.
/// \param agas_client [in] The AGAS client to use for component id
/// registration (if needed).
///
/// \return Returns the unique identifier of the component type this
/// factory instance is responsible for. This function throws
/// on any error.
component_type get_component_type(naming::gid_type const& locality,
naming::resolver_client& agas_client)
{
typedef typename Component::type_holder type_holder;
if (component_invalid == components::get_component_type<type_holder>())
{
typedef typename Component::base_type_holder base_type_holder;
component_type base_type =
components::get_component_type<base_type_holder>();
if (component_invalid == base_type)
{
// First call to get_component_type, ask AGAS for a unique id.
// NOTE: This assumes that the derived component is loaded.
base_type = agas_client.get_component_id(
unique_component_name<derived_component_factory,
base_name>::call());
}
component_type this_type;
if (isenabled_) {
this_type = agas_client.register_factory(
locality, unique_component_name<derived_component_factory>
::call());
if (component_invalid == this_type) {
HPX_THROW_EXCEPTION(duplicate_component_id,
"component_factory::get_component_type",
"the component name " + get_component_name() +
" is already in use");
}
}
else {
this_type = agas_client.get_component_id(
unique_component_name<derived_component_factory>::call());
}
components::set_component_type<type_holder>(
derived_component_type(this_type, base_type));
}
return components::get_component_type<type_holder>();
}
