EvtSelectorContext Class Reference

Definition of class EventIterator. More...

#include <src/EventSelector/EventIterator.h>

Inheritance diagram for EvtSelectorContext:

Collaboration diagram for EvtSelectorContext:

Public Member Functions
	EvtSelectorContext (const IEvtSelector *selector)
	Standard constructor. More...
virtual IDataStreamTool::size_type	ID () const
	Stream identifier. More...
long	numEvent () const
	Access counter. More...
long	numStreamEvent () const
	Access counter within stream. More...
void *	identifier () const override
Public Member Functions inherited from IEvtSelector::Context
virtual	~Context ()=default

Protected Member Functions
void	set (const IEvtSelector *sel, IDataStreamTool::size_type id, IEvtSelector::Context *it, IOpaqueAddress *pA)
	Set the address of the iterator. More...
void	set (IEvtSelector::Context *it, IOpaqueAddress *pA)
	Set the address of the iterator. More...
void	set (IOpaqueAddress *pA)
	Set the address of the iterator. More...
IEvtSelector::Context *	context () const
	Access "real" iterator. More...
IDataStreamTool::size_type	increaseCounters (bool reset=false)
	Increase counters. More...
IDataStreamTool::size_type	decreaseCounters (bool reset=false)
	Decrease counters. More...

Protected Attributes
IDataStreamTool::size_type	m_streamID = -1
	Stream identifier. More...
long	m_count = -1
	Event counter. More...
long	m_strCount = -1
	Event counter within stream. More...
const IEvtSelector *	m_pSelector = nullptr
	Pointer to event selector. More...
IEvtSelector::Context *	m_context = nullptr
	Pointer to "real" iterator. More...
IOpaqueAddress *	m_pAddress = nullptr
	Pointer to opaque address. More...

Private Member Functions
	EvtSelectorContext (const EvtSelectorContext &)=default
	Copy constructor. More...

Friends
class	EventSelector
class	EventCollectionSelector

Detailed Description

Definition of class EventIterator.

Generic iterator to access event on the persistent store. The iterator interacts with the event selection service.

History: +------—+-------------------------------------------—+------—+ | Date | Comment | Who | +------—+-------------------------------------------—+------—+ | 3/10/00 | Initial version | M.Frank | +------—+-------------------------------------------—+------—+

Author

Markus Frank

Version

1.0

Definition at line 32 of file EventIterator.h.

Constructor & Destructor Documentation

EvtSelectorContext::EvtSelectorContext ( const EvtSelectorContext &  )

privatedefault

Copy constructor.

EvtSelectorContext::EvtSelectorContext ( const IEvtSelector *  selector )

inline

Standard constructor.

Definition at line 86 of file EventIterator.h.

: m_pSelector( selector ) {}

Member Function Documentation

IEvtSelector::Context* EvtSelectorContext::context ( ) const

inlineprotected

Access "real" iterator.

Definition at line 70 of file EventIterator.h.

{ return m_context; }

IDataStreamTool::size_type EvtSelectorContext::decreaseCounters ( bool  reset = false )

inlineprotected

Decrease counters.

Definition at line 78 of file EventIterator.h.

                                                                  {
    m_count++;
    m_strCount = ( reset ) ? 0 : m_strCount - 1;
    return m_count;
  }

virtual IDataStreamTool::size_type EvtSelectorContext::ID ( ) const

inlinevirtual

Stream identifier.

Definition at line 89 of file EventIterator.h.

{ return m_streamID; }

void* EvtSelectorContext::identifier ( ) const

inlineoverridevirtual

Implements IEvtSelector::Context.

Definition at line 94 of file EventIterator.h.

{ return (void*)m_pSelector; }

IDataStreamTool::size_type EvtSelectorContext::increaseCounters ( bool  reset = false )

inlineprotected

Increase counters.

Definition at line 72 of file EventIterator.h.

                                                                  {
    m_count++;
    m_strCount = ( reset ) ? 0 : m_strCount + 1;
    return m_count;
  }

long EvtSelectorContext::numEvent ( ) const

inline

Access counter.

Definition at line 91 of file EventIterator.h.

{ return m_count; }

long EvtSelectorContext::numStreamEvent ( ) const

inline

Access counter within stream.

Definition at line 93 of file EventIterator.h.

{ return m_strCount; }

void EvtSelectorContext::set ( const IEvtSelector *  sel, IDataStreamTool::size_type  id, IEvtSelector::Context *  it, IOpaqueAddress *  pA  )

inlineprotected

Set the address of the iterator.

Definition at line 55 of file EventIterator.h.

                                                                                                                {
    m_pSelector = sel;
    m_context   = it;
    m_streamID  = id;
    m_pAddress  = pA;
    m_strCount  = -1;
  }

void EvtSelectorContext::set ( IEvtSelector::Context *  it, IOpaqueAddress *  pA  )

inlineprotected

Set the address of the iterator.

Definition at line 63 of file EventIterator.h.

                                                          {
    m_context  = it;
    m_pAddress = pA;
  }

void EvtSelectorContext::set ( IOpaqueAddress *  pA )

inlineprotected

Set the address of the iterator.

Definition at line 68 of file EventIterator.h.

{ m_pAddress = pA; }

Friends And Related Function Documentation

friend class EventCollectionSelector

friend

Definition at line 35 of file EventIterator.h.

friend class EventSelector

friend

Definition at line 34 of file EventIterator.h.

Member Data Documentation

IEvtSelector::Context* EvtSelectorContext::m_context = nullptr

protected

Pointer to "real" iterator.

Definition at line 51 of file EventIterator.h.

long EvtSelectorContext::m_count = -1

protected

Event counter.

Definition at line 45 of file EventIterator.h.

IOpaqueAddress* EvtSelectorContext::m_pAddress = nullptr

protected

Pointer to opaque address.

Definition at line 53 of file EventIterator.h.

const IEvtSelector* EvtSelectorContext::m_pSelector = nullptr

protected

Pointer to event selector.

Definition at line 49 of file EventIterator.h.

long EvtSelectorContext::m_strCount = -1

protected

Event counter within stream.

Definition at line 47 of file EventIterator.h.

IDataStreamTool::size_type EvtSelectorContext::m_streamID = -1

protected

Stream identifier.

Definition at line 43 of file EventIterator.h.

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

• GaudiCoreSvc/src/EventSelector/EventIterator.h