NTuple::Selector Class Reference

NTuple Selector class. More...

#include <Selector.h>

Inheritance diagram for NTuple::Selector:

Collaboration diagram for NTuple::Selector:

Public Member Functions
	Selector (IInterface *svc)
	Standard constructor.
virtual	~Selector ()
	Standard Destructor.
bool	firstCall () const
	Check for first call.
StatusCode	initResult () const
	Access initialization status.
virtual bool	operator() (void *nt)
	Default callback from interface.
virtual bool	operator() (NTuple::Tuple *nt)
	Specialized callback for NTuples.
virtual StatusCode	initialize (NTuple::Tuple *nt)
	Selector Initialization.
Public Member Functions inherited from SelectStatement
	SelectStatement (const std::string &s, long typ)
	Standard Constructor initializing select string.
	SelectStatement (const std::string &s)
	Standard Constructor initializing select string.
	SelectStatement ()
	Standard Constructor initializing function call.
virtual	~SelectStatement ()
	Standard Destructor.
long	type () const
	Access the type of the object.
const std::string &	criteria () const
	Access the selection string.
void	setCriteria (const std::string &crit)
	Set the type.
void	setActive (bool flag=true)
	Change activity flag.
bool	isActive () const
	Check if selection is active.

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

Additional Inherited Members
Public Types inherited from implements1< ISelectStatement >
typedef implements1	base_class
	Typedef to this class.
typedef extend_interfaces1 < ISelectStatement >	extend_interfaces_base
	Typedef to the base of this class.
typedef extend_interfaces_base::ext_iids	interfaces
	MPL set of all the implemented interfaces.
Static Public Member Functions inherited from IInterface
static const InterfaceID &	interfaceID ()
	Return an instance of InterfaceID identifying the interface.

Detailed Description

NTuple Selector class.

Definition at line 29 of file Selector.h.

Constructor & Destructor Documentation

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

inline

Standard constructor.

Definition at line 39 of file Selector.h.

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

virtual NTuple::Selector::~Selector ( )

inlinevirtual

Standard Destructor.

Definition at line 43 of file Selector.h.

                        {
    }

Member Function Documentation

bool NTuple::Selector::firstCall ( ) const

inline

Check for first call.

Definition at line 46 of file Selector.h.

                              {
      return m_firstCall;
    }

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

virtual

Selector Initialization.

Selector Initialisation.

Definition at line 21 of file Selector.cpp.

                                                        {
  return StatusCode::SUCCESS;
}

StatusCode NTuple::Selector::initResult ( ) const

inline

Access initialization status.

Definition at line 50 of file Selector.h.

                                      {
      return m_status;
    }

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

virtual

Default callback from interface.

Overloaded callback from SelectStatement.

Reimplemented from SelectStatement.

Definition at line 26 of file Selector.cpp.

                                          {
  DataObject* p = (DataObject*)nt;
  bool result = false;
  try   {
    NTuple::Tuple* tuple = dynamic_cast<NTuple::Tuple*>(p);
    if ( 0 != tuple )   {
      if ( m_firstCall )    {
        m_status = initialize(tuple);
        m_firstCall = false;
      }
      if ( m_status.isSuccess() )  {
        result = this->operator()(tuple);
      }
    }
  }
  catch(...)    {
  }
  return result;
}

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

virtual

Specialized callback for NTuples.

Specialized overload for N-tuples.

Definition at line 47 of file Selector.cpp.

                                                {
  return true;
}

Member Data Documentation

bool NTuple::Selector::m_firstCall

protected

Boolean to indicate need for initialization.

Definition at line 34 of file Selector.h.

IInterface* NTuple::Selector::m_parent

protected

reference to parent interface

Definition at line 32 of file Selector.h.

StatusCode NTuple::Selector::m_status

protected

StatusCode indication initialization result.

Definition at line 36 of file Selector.h.

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

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r8/GaudiKernel/GaudiKernel/Selector.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r8/GaudiKernel/src/Lib/Selector.cpp