Gaudi::Interfaces::IFileSvc Struct Reference

Interface for a component that manages file access within Gaudi applications. More...

#include </builds/gaudi/Gaudi/GaudiKernel/include/Gaudi/Interfaces/IFileSvc.h>

Inheritance diagram for Gaudi::Interfaces::IFileSvc:

Collaboration diagram for Gaudi::Interfaces::IFileSvc:

Public Member Functions
	DeclareInterfaceID (IFileSvc, 1, 1)
virtual std::shared_ptr< TFile >	getFile (const std::string &identifier)=0
	Get a shared pointer to a TFile based on an identifier.
virtual bool	hasIdentifier (const std::string &identifier) const =0
	Check if a given identifier is known to the service.
Public Member Functions inherited from IInterface
template<Gaudi::IsInterface TARGET>
TARGET *	cast ()
template<Gaudi::IsInterface TARGET>
TARGET const *	cast () const
template<typename TARGET> requires ( !Gaudi::IsInterface<TARGET> )
TARGET *	cast ()
template<typename TARGET> requires ( !Gaudi::IsInterface<TARGET> )
TARGET const *	cast () const
virtual std::vector< std::string >	getInterfaceNames () const =0
	Returns a vector of strings containing the names of all the implemented interfaces.
virtual unsigned long	addRef () const =0
	Increment the reference count of Interface instance.
virtual unsigned long	release () const =0
	Release Interface instance.
virtual unsigned long	refCount () const =0
	Current reference count.
virtual StatusCode	queryInterface (const InterfaceID &ti, void **pp)=0
	Set the void** to the pointer to the requested interface of the instance.
virtual	~IInterface ()=default
	Virtual destructor.
virtual void const *	i_cast (const InterfaceID &) const =0
void *	i_cast (const InterfaceID &iid)

Additional Inherited Members
Public Types inherited from IInterface
enum class	Status : StatusCode::code_t {   FAILURE = 0 , SUCCESS = 1 , NO_INTERFACE , VERSMISMATCH ,   LAST_ERROR }
	Return status. More...
using	iid = Gaudi::InterfaceId<IInterface, 0, 0>
	Interface ID.
using	ext_iids = Gaudi::interface_list<iid>
	Extra interfaces.
Static Public Member Functions inherited from IInterface
static const InterfaceID &	interfaceID ()
	Return an instance of InterfaceID identifying the interface.
Protected Member Functions inherited from IInterface
virtual unsigned long	decRef () const =0
	Decrement reference count and return the new reference count.

Detailed Description

Interface for a component that manages file access within Gaudi applications.

This service allows algorithms to access ROOT files via a centralized service, ensuring that files are shared appropriately and not unintentionally overwritten or duplicated.

Definition at line 27 of file IFileSvc.h.

Member Function Documentation

DeclareInterfaceID()

Gaudi::Interfaces::IFileSvc::DeclareInterfaceID	(	IFileSvc	,
		1	,
		1	)

getFile()

virtual std::shared_ptr< TFile > Gaudi::Interfaces::IFileSvc::getFile ( const std::string & identifier )

pure virtual

Get a shared pointer to a TFile based on an identifier.

hasIdentifier()

virtual bool Gaudi::Interfaces::IFileSvc::hasIdentifier ( const std::string & identifier ) const

pure virtual

Check if a given identifier is known to the service.

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

• GaudiKernel/include/Gaudi/Interfaces/IFileSvc.h