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CdbItr.cc

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// File and Version Information:
//      $Id: CdbItr.cc,v 1.9 2005/07/26 00:06:25 gapon Exp $

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

#include "BaBar/BaBar.hh"

#include "CdbBase/CdbItr.hh"

#include "ErrLogger/ErrLog.hh"

template < typename T >
CdbItr<T>::CdbItr( ) :
    _myItr(0)
{ }

template < typename T >
CdbItr<T>::CdbItr( const CdbItr<T>& theItr ) :
    _myItr(0)
{
    set( theItr._myItr );
}

template < typename T >
CdbItr<T>::CdbItr( CdbIItr<T>* thePtr ) :
    _myItr(thePtr)
{ }

template < typename T >
CdbItr<T>::~CdbItr( )
{
    if( 0 != _myItr ) delete _myItr;
}

template < typename T >
CdbItr<T>&
CdbItr<T>::operator=( const CdbItr<T>& theItr )
{
    if( this != &theItr ) set( theItr._myItr );
    return *this;
}

template < typename T >
CdbStatus
CdbItr<T>::reset( )
{
    if( 0 == _myItr ) return CdbStatus::Error;
    return _myItr->reset( );
}

template < typename T >
bool
CdbItr<T>::next( )
{
    if( 0 == _myItr ) return false;
    return _myItr->next( );
}

template < typename T >
T
CdbItr<T>::value( )
{
    if( 0 == _myItr ) ErrMsg(fatal) << "Using inproperly initialized iterator." << endmsg;
    return _myItr->value( );
}

template < typename T >
bool
CdbItr<T>::isValid( )
{
    return ( 0 != _myItr ) && _myItr->isValid( );
}

template < typename T >
CdbIItr<T>*
CdbItr<T>::clone( ) const
{
    return new CdbItr<T>( *this );
}

template < typename T >
void
CdbItr<T>::set( const CdbIItr<T>* thePtr )
{
    if( thePtr != _myItr ) {
        if( 0 != _myItr ) {
            delete _myItr;
            _myItr = 0;
        }
        if( 0 != thePtr ) _myItr = thePtr->clone( );
    }
}

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

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