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/CdbBdbWrapper/CdbBdbWDatabaseItr.cc

Go to the documentation of this file.

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

#include "CdbBdbWrapper/CdbBdbWDatabaseItr.hh"

#include "CdbBase/Cdb.hh"

#include <assert.h>

CdbBdbWDatabaseItr::CdbBdbWDatabaseItr( const CdbPtr& theParent ) :
    _myParent(theParent),
    _isValid(false),
    _hasEverBeenAdvanced(false),
    _value("")
{
    assert( !theParent.isNull( ));
}

CdbBdbWDatabaseItr::CdbBdbWDatabaseItr( const CdbBdbWDatabaseItr& theItr ) :
    _myParent(theItr._myParent),
    _isValid(theItr._isValid),
    _hasEverBeenAdvanced(theItr._hasEverBeenAdvanced),
    _value(theItr._value)
{ }

CdbBdbWDatabaseItr::~CdbBdbWDatabaseItr( )
{ }

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

    _value = "";

    return CdbStatus::Success;
}

bool
CdbBdbWDatabaseItr::next( )
{
    if( _hasEverBeenAdvanced )
        _isValid = false;
    else {
        _value = _myParent->defaultDatabase( );

        _isValid             = true;
        _hasEverBeenAdvanced = true;
    }
    return _isValid;
}

CdbBdbWDatabaseItr::ValueType
CdbBdbWDatabaseItr::value( )
{
    if( _isValid ) return _value.c_str( );
    return 0;
}

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

CdbBdbWDatabaseItr::InterfaceType*
CdbBdbWDatabaseItr::clone( ) const
{
    return new CdbBdbWDatabaseItr( *this );
}

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

 

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Last Update: October 04, 2002