extends< BASE, Interfaces > Class Template Reference

Base class used to extend a class implementing other interfaces. More...

#include <GaudiKernel/extends.h>

Inheritance diagram for extends< BASE, Interfaces >:

Collaboration diagram for extends< BASE, Interfaces >:

Public Types
using	base_class = extends
	Typedef to this class. More...
using	extend_interfaces_base = extend_interfaces< Interfaces... >
	Typedef to the base of this class. More...
Public Types inherited from extend_interfaces< Interfaces... >
using	ext_iids = typename Gaudi::interface_list_cat< typename Interfaces::ext_iids... >::type
	take union of the ext_iids of all Interfaces... More...

Public Member Functions
void *	i_cast (const InterfaceID &tid) const override
	Implementation of IInterface::i_cast. More...
StatusCode	queryInterface (const InterfaceID &ti, void **pp) override
	Implementation of IInterface::queryInterface. More...
std::vector< std::string >	getInterfaceNames () const override
	Implementation of IInterface::getInterfaceNames. More...
	~extends () override=default
	Virtual destructor. More...
Public Member Functions inherited from extend_interfaces< Interfaces... >
	~extend_interfaces () override=default
	Virtual destructor. More...

Detailed Description

template<typename BASE, typename... Interfaces>
class extends< BASE, Interfaces >

Base class used to extend a class implementing other interfaces.

Version for one interface.

Author

Marco Clemencic

Definition at line 10 of file extends.h.

Member Typedef Documentation

template<typename BASE, typename... Interfaces>

using extends< BASE, Interfaces >::base_class = extends

Typedef to this class.

Definition at line 14 of file extends.h.

template<typename BASE, typename... Interfaces>

using extends< BASE, Interfaces >::extend_interfaces_base = extend_interfaces<Interfaces...>

Typedef to the base of this class.

Definition at line 16 of file extends.h.

Constructor & Destructor Documentation

template<typename BASE, typename... Interfaces>

extends< BASE, Interfaces >::~extends ( )

overridedefault

Virtual destructor.

Member Function Documentation

template<typename BASE, typename... Interfaces>

std::vector<std::string> extends< BASE, Interfaces >::getInterfaceNames ( ) const

inlineoverride

Implementation of IInterface::getInterfaceNames.

Definition at line 39 of file extends.h.

                                                          {
    using iids = typename extend_interfaces_base::ext_iids;
    auto vb = BASE::getInterfaceNames();
    auto vi = Gaudi::getInterfaceNames( iids{} );
    // start with base, and move the rest...
    vb.insert( vb.end(),
               std::make_move_iterator(vi.begin()),
               std::make_move_iterator(vi.end()) );
    return vb;
  }

template<typename BASE, typename... Interfaces>

void* extends< BASE, Interfaces >::i_cast ( const InterfaceID &  tid ) const

inlineoverride

Implementation of IInterface::i_cast.

Definition at line 21 of file extends.h.

                                                      {
    using iids = typename extend_interfaces_base::ext_iids;
    void *ptr = Gaudi::iid_cast(tid, iids{}, this);
    return ptr ? ptr : BASE::i_cast(tid);
  }

template<typename BASE, typename... Interfaces>

StatusCode extends< BASE, Interfaces >::queryInterface ( const InterfaceID &  ti, void **  pp  )

inlineoverride

Implementation of IInterface::queryInterface.

Definition at line 28 of file extends.h.

                                                                       {
    if (!pp) return StatusCode::FAILURE;
    using iids = typename extend_interfaces_base::ext_iids;
    *pp = Gaudi::iid_cast(ti,iids{},this);
    // if cast failed, try the base class
    if (!*pp) return BASE::queryInterface(ti,pp);
    this->addRef();
    return StatusCode::SUCCESS;
  }

---

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

• GaudiKernel/GaudiKernel/extends.h