fhicl::detail::TableMemberRegistry Class Reference

#include <TableMemberRegistry.h>

Private Types
using	base_ptr = cet::exempt_ptr< ParameterBase >
using	table_members_t = std::vector< base_ptr >

Static Private Member Functions
static TableMemberRegistry &	instance_ ()
static std::vector< base_ptr >	release_members ()
static void	emplace_table_member (ParameterBase *pb)
static void	new_table ()

Private Attributes
std::stack< table_members_t >	tables_

Friends
template<typename T , typename KeysToIgnore >
class	fhicl::Table
template<typename T >
class	fhicl::OptionalTable
class	RegisterIfTableMember

Detailed Description

Definition at line 50 of file TableMemberRegistry.h.

Member Typedef Documentation

using fhicl::detail::TableMemberRegistry::base_ptr = cet::exempt_ptr<ParameterBase>

private

Definition at line 52 of file TableMemberRegistry.h.

using fhicl::detail::TableMemberRegistry::table_members_t = std::vector<base_ptr>

private

Definition at line 53 of file TableMemberRegistry.h.

Member Function Documentation

static void fhicl::detail::TableMemberRegistry::emplace_table_member ( ParameterBase *  pb )

inlinestaticprivate

Definition at line 90 of file TableMemberRegistry.h.

      {
        instance_().tables_.top().emplace_back(pb);
      }

static TableMemberRegistry& fhicl::detail::TableMemberRegistry::instance_ ( )

inlinestaticprivate

Definition at line 57 of file TableMemberRegistry.h.

      {
        // The use of the registry is restricted to the construction
        // of fhiclcpp types.  As construction happens on only one
        // thread, it is sufficient for each thread to have its own
        // copy.  Although a thread-local static would be appropriate
        // here, not all implementations adequately support
        // thread-local variables for the use case here.  We thus use
        // a custom-built per-thread cache.
        static per_thread_holder<TableMemberRegistry> registry;
        return registry.slot_for_current_thread();
      }

static void fhicl::detail::TableMemberRegistry::new_table ( )

inlinestaticprivate

Definition at line 96 of file TableMemberRegistry.h.

      {
        instance_().tables_.emplace();
      }

static std::vector<base_ptr> fhicl::detail::TableMemberRegistry::release_members ( )

inlinestaticprivate

Definition at line 78 of file TableMemberRegistry.h.

      {
        auto& tables = instance_().tables_;
        auto result = std::exchange(tables.top(), {});
        tables.pop();
        return result;
      }

Friends And Related Function Documentation

template<typename T >

friend class fhicl::OptionalTable

friend

Definition at line 75 of file TableMemberRegistry.h.

template<typename T , typename KeysToIgnore >

friend class fhicl::Table

friend

Definition at line 73 of file TableMemberRegistry.h.

friend class RegisterIfTableMember

friend

Definition at line 88 of file TableMemberRegistry.h.

Member Data Documentation

std::stack<table_members_t> fhicl::detail::TableMemberRegistry::tables_

private

Definition at line 54 of file TableMemberRegistry.h.

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The documentation for this class was generated from the following file:

• fhiclcpp/fhiclcpp/types/detail/TableMemberRegistry.h