---

CdbBdbSConditionAtFolderPItr.cc

Go to the documentation of this file.

// File and Version Information:
//      $Id: CdbBdbSConditionAtFolderPItr.cc,v 1.4 2002/09/23 22:41:07 gapon Exp $

/// The implementation of the CdbBdbSConditionAtFolderPItr class.
/**
  * @see CdbBdbSConditionAtFolderPItr
  */

#include "BaBar/BaBar.hh"

#include "CdbBdbShared/CdbBdbSConditionAtFolderPItr.hh"
#include "CdbBdbShared/CdbBdbSConditionAtFolderP.hh"

#include <assert.h>

CdbBdbSConditionAtFolderPItr::CdbBdbSConditionAtFolderPItr( const BdbRef(BdbMap)& theMapRef ) :
    _isValid(false),
    _hasEverBeenAdvanced(false),
    _mapRef(theMapRef)
{
    assert( ! BdbIsNull(theMapRef));
}

CdbBdbSConditionAtFolderPItr::~CdbBdbSConditionAtFolderPItr( )
{ }

CdbStatus
CdbBdbSConditionAtFolderPItr::reset( )
{
    _isValid             = false;
    _hasEverBeenAdvanced = false;

    return CdbStatus::Success;
}

bool
CdbBdbSConditionAtFolderPItr::next( )
{
    if( ! _hasEverBeenAdvanced ) _mapItr = _mapRef;

    if( _mapItr.next( )) {

        BdbHandle(CdbBdbSConditionAtFolderP) conditionH;
        conditionH = (const BdbRef(CdbBdbSConditionAtFolderP)&) (_mapItr->oid( ));

        if( ! BdbIsNull(conditionH) && conditionH.isValid( )) {

            _value = conditionH->name( );

            _isValid             = true;
            _hasEverBeenAdvanced = true;
        }

    } else {

      // We're beyond the end of the collection

        _isValid             = false;
        _hasEverBeenAdvanced = false;
    }
    return _isValid;
}

CdbBdbSConditionAtFolderPItr::ValueType
CdbBdbSConditionAtFolderPItr::value( )
{
    if( ! _isValid ) {
        assert( 0 );        // FATAL ERROR: Inproper use of the iterator!!!
        return 0;
    }
    return _value.head( );
}

bool
CdbBdbSConditionAtFolderPItr::isValid( )
{
    return _isValid;
}

CdbBdbSConditionAtFolderPItr::InterfaceType*
CdbBdbSConditionAtFolderPItr::clone( ) const
{
  // Note, that the resulting iterator will always be at the initial
  // state, even if the current one is not. See more details at the
  // header file.

    return new CdbBdbSConditionAtFolderPItr( _mapRef );
}

/////////////////
// End Of File //
/////////////////

---