Athena::IdcThinningHdlr< Container > Class Template Reference

Handle DataProxy holding IdentifiableContainer This class defines a (type-safe) protocol to pack and unpack thinned IdentifiableContainer. More...

#include <IThinningHdlr.h>

Inheritance diagram for Athena::IdcThinningHdlr< Container >:

Collaboration diagram for Athena::IdcThinningHdlr< Container >:

Public Member Functions
	IdcThinningHdlr (const Container &c)
void	remove (const std::size_t idx)
	remove an element from the proxied DataVector More...
void	commit ()
	pack the proxied collection This is needed in order to keep element link indices consistent and T/P converters unchanged. More...
void	rollback ()
	unpack the proxied DataVector ie: restore it as it was before any thinning took place More...
virtual bool	isMapping () const
	publish the type of underlying indexing (mapping or sequencing) More...

Private Types
typedef Container	Idc_t
typedef Idc_t::IDENTIFIABLE	Identifiable_t
typedef std::pair< std::size_t, Identifiable_t * >	Backup_t
typedef std::list< Backup_t >	Backups_t

Private Attributes
Backups_t	m_backup
	Vector holding the pointers to the elements of IdentifiableContainer, before any thinning took place. More...
Idc_t &	m_container

Detailed Description

template<typename Container>
class Athena::IdcThinningHdlr< Container >

Handle DataProxy holding IdentifiableContainer This class defines a (type-safe) protocol to pack and unpack thinned IdentifiableContainer.

This is not MT-safe!

Definition at line 180 of file IThinningHdlr.h.

Member Typedef Documentation

Backup_t

template<typename Container >

typedef std::pair<std::size_t, Identifiable_t*> Athena::IdcThinningHdlr< Container >::Backup_t

private

Definition at line 184 of file IThinningHdlr.h.

Backups_t

template<typename Container >

typedef std::list<Backup_t> Athena::IdcThinningHdlr< Container >::Backups_t

private

Definition at line 185 of file IThinningHdlr.h.

Idc_t

template<typename Container >

typedef Container Athena::IdcThinningHdlr< Container >::Idc_t

private

Definition at line 182 of file IThinningHdlr.h.

Identifiable_t

template<typename Container >

typedef Idc_t::IDENTIFIABLE Athena::IdcThinningHdlr< Container >::Identifiable_t

private

Definition at line 183 of file IThinningHdlr.h.

Constructor & Destructor Documentation

IdcThinningHdlr()

template<typename Container >

Athena::IdcThinningHdlr< Container >::IdcThinningHdlr ( const Container &  c )

inline

Definition at line 194 of file IThinningHdlr.h.

                                        : 
    Athena::IThinningHdlr( ),
    m_backup   (),
    m_container( const_cast<Idc_t&>(c) )
  {}

Member Function Documentation

commit()

template<typename Container >

void Athena::IdcThinningHdlr< Container >::commit ( )

inlinevirtual

pack the proxied collection This is needed in order to keep element link indices consistent and T/P converters unchanged.

Implements Athena::IThinningHdlr.

Definition at line 206 of file IThinningHdlr.h.

{/*no-op*/}

isMapping()

template<typename Container >

virtual bool Athena::IdcThinningHdlr< Container >::isMapping ( ) const

inlinevirtual

publish the type of underlying indexing (mapping or sequencing)

Reimplemented from Athena::IThinningHdlr.

Definition at line 219 of file IThinningHdlr.h.

{return true;}

remove()

template<typename Container >

void Athena::IdcThinningHdlr< Container >::remove ( const std::size_t  idx )

inlinevirtual

remove an element from the proxied DataVector

Implements Athena::IThinningHdlr.

Definition at line 200 of file IThinningHdlr.h.

  { 
    Identifiable_t *c = m_container.removeCollection (idx);
    m_backup.push_back (std::make_pair(idx, c));
  }

rollback()

template<typename Container >

void Athena::IdcThinningHdlr< Container >::rollback ( )

inlinevirtual

unpack the proxied DataVector ie: restore it as it was before any thinning took place

Implements Athena::IThinningHdlr.

Definition at line 208 of file IThinningHdlr.h.

  {
    typedef typename Backups_t::iterator Iter;
    Iter end = m_backup.end();
    for ( Iter itr = m_backup.begin(); itr!=end; ++itr) {
      m_container.addCollection (itr->second, itr->first).ignore();
    }
  }

Member Data Documentation

m_backup

template<typename Container >

Backups_t Athena::IdcThinningHdlr< Container >::m_backup

private

Vector holding the pointers to the elements of IdentifiableContainer, before any thinning took place.

Definition at line 190 of file IThinningHdlr.h.

m_container

template<typename Container >

Idc_t& Athena::IdcThinningHdlr< Container >::m_container

private

Definition at line 191 of file IThinningHdlr.h.

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

• IThinningHdlr.h