NTuple::Selector Class Reference

NTuple Selector class. More...

#include </builds/gaudi/Gaudi/GaudiKernel/include/GaudiKernel/Selector.h>

Inheritance diagram for NTuple::Selector:

Collaboration diagram for NTuple::Selector:

Public Member Functions
	Selector (IInterface *svc)
	Standard constructor. More...
virtual	~Selector ()=default
	Standard Destructor. More...
bool	firstCall () const
	Check for first call. More...
StatusCode	initResult () const
	Access initialization status. More...
bool	operator() (void *nt) override
	Default callback from interface. More...
virtual bool	operator() (NTuple::Tuple *nt)
	Specialized callback for NTuples. More...
virtual StatusCode	initialize (NTuple::Tuple *nt)
	Selector Initialization. More...
Public Member Functions inherited from SelectStatement
	SelectStatement (const std::string &s, long typ)
	Standard Constructor initializing select string. More...
	SelectStatement (const std::string &s)
	Standard Constructor initializing select string. More...
	SelectStatement ()
	Standard Constructor initializing function call. More...
virtual	~SelectStatement ()
	Standard Destructor. More...
long	type () const override
	Access the type of the object. More...
const std::string &	criteria () const override
	Access the selection string. More...
void	setCriteria (const std::string &crit) override
	Set the type. More...
void	setActive (bool flag=true) override
	Change activity flag. More...
bool	isActive () const override
	Check if selection is active. More...
Public Member Functions inherited from implements< ISelectStatement >
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...
	implements ()=default
	Default constructor. More...
	implements (const implements &)
	Copy constructor (zero the reference count) More...
implements &	operator= (const implements &)
	Assignment operator (do not touch the reference count). More...
unsigned long	addRef () override
	Reference Interface instance More...
unsigned long	release () override
	Release Interface instance More...
unsigned long	refCount () const override
	Current reference count More...

Protected Attributes
IInterface *	m_parent
	reference to parent interface More...
bool	m_firstCall
	Boolean to indicate need for initialization. More...
StatusCode	m_status
	StatusCode indication initialization result. More...
Protected Attributes inherited from SelectStatement
std::string	m_select
	Select string. More...
bool	m_isActive
	Activation flag. More...
long	m_type
	Type identifier. More...
Protected Attributes inherited from implements< ISelectStatement >
std::atomic_ulong	m_refCount
	Reference counter More...

Additional Inherited Members
Public Types inherited from implements< ISelectStatement >
using	base_class = implements< Interfaces... >
	Typedef to this class. More...
using	extend_interfaces_base = extend_interfaces< Interfaces... >
	Typedef to the base of this class. More...
using	iids = typename extend_interfaces_base::ext_iids
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...

Detailed Description

NTuple Selector class.

Definition at line 39 of file Selector.h.

Constructor & Destructor Documentation

Selector()

NTuple::Selector::Selector ( IInterface *  svc )

inline

Standard constructor.

Definition at line 50 of file Selector.h.

: m_parent( svc ), m_firstCall( true ) {}

~Selector()

virtual NTuple::Selector::~Selector ( )

virtualdefault

Standard Destructor.

Member Function Documentation

firstCall()

bool NTuple::Selector::firstCall ( ) const

inline

Check for first call.

Definition at line 54 of file Selector.h.

{ return m_firstCall; }

initialize()

StatusCode NTuple::Selector::initialize ( NTuple::Tuple *  nt )

virtual

Selector Initialization.

Selector Initialisation.

Reimplemented in Gaudi::Examples::EvtCollectionSelector.

Definition at line 30 of file Selector.cpp.

{ return StatusCode::SUCCESS; }

initResult()

StatusCode NTuple::Selector::initResult ( ) const

inline

Access initialization status.

Definition at line 56 of file Selector.h.

{ return m_status; }

operator()() [1/2]

bool NTuple::Selector::operator() ( NTuple::Tuple *  nt )

virtual

Specialized callback for NTuples.

Specialized overload for N-tuples.

Reimplemented in Gaudi::Examples::EvtCollectionSelector.

Definition at line 50 of file Selector.cpp.

{ return true; }

operator()() [2/2]

bool NTuple::Selector::operator() ( void *  nt )

overridevirtual

Default callback from interface.

Overloaded callback from SelectStatement.

Reimplemented from SelectStatement.

Definition at line 33 of file Selector.cpp.

                                          {
  DataObject* p      = static_cast<DataObject*>( nt );
  bool        result = false;
  try {
    NTuple::Tuple* tuple = dynamic_cast<NTuple::Tuple*>( p );
    if ( tuple ) {
      if ( m_firstCall ) {
        m_status    = initialize( tuple );
        m_firstCall = false;
      }
      if ( m_status.isSuccess() ) { result = this->operator()( tuple ); }
    }
  } catch ( ... ) {}
  return result;
}

Member Data Documentation

m_firstCall

bool NTuple::Selector::m_firstCall

protected

Boolean to indicate need for initialization.

Definition at line 44 of file Selector.h.

m_parent

IInterface* NTuple::Selector::m_parent

protected

reference to parent interface

Definition at line 42 of file Selector.h.

m_status

StatusCode NTuple::Selector::m_status

protected

StatusCode indication initialization result.

Definition at line 46 of file Selector.h.

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

• GaudiKernel/include/GaudiKernel/Selector.h
• GaudiKernel/src/Lib/Selector.cpp