MetaDataDb::MDDbRowIterator< IsConst > Struct Template Reference

#include <metadata_db.h>

Inheritance diagram for MetaDataDb::MDDbRowIterator< IsConst >:

Collaboration diagram for MetaDataDb::MDDbRowIterator< IsConst >:

Public Member Functions
	MDDbRowIterator (typename TypeHelpers::choose< IsConst, const MetaDataDb &, MetaDataDb &>::type &mdd, size_t _i)
virtual	~MDDbRowIterator ()
std::unique_ptr< MDBaseRowIterator< IsConst > >	clone () override
void	increment () override
bool	operator== (const MDBaseRowIterator< IsConst > &other) const override
TypeHelpers::choose< IsConst, const MDRowSql &, MDRowSql & >::type	operator* () override
Public Member Functions inherited from MDBaseRowIterator< IsConst >
virtual	~MDBaseRowIterator ()
virtual bool	operator!= (const MDBaseRowIterator &other) const

Detailed Description

template<bool IsConst>
struct MetaDataDb::MDDbRowIterator< IsConst >

Definition at line 684 of file metadata_db.h.

Constructor & Destructor Documentation

MDDbRowIterator()

template<bool IsConst>

MetaDataDb::MDDbRowIterator< IsConst >::MDDbRowIterator ( typename TypeHelpers::choose< IsConst, const MetaDataDb &, MetaDataDb &>::type &  mdd, size_t  _i  )

inline

Definition at line 693 of file metadata_db.h.

            : _mdd(mdd), _i(_i) {
            mdd.myMDSql->selectObjects(_ids);
            if (this->_i >= _ids.size())
                return;

            _mdd.initGetRow(false);

            _mdd.execGetRow(this->_row);
            this->_row.set_id(this->_ids[this->_i]);
            if (this->_i+1 == _ids.size()) {
                _mdd.finalizeGetRow();
                _finalized = true;
            }
        }

~MDDbRowIterator()

template<bool IsConst>

virtual MetaDataDb::MDDbRowIterator< IsConst >::~MDDbRowIterator ( )

inlinevirtual

Definition at line 709 of file metadata_db.h.

                                   {
            if (!_finalized)
                _mdd.finalizeGetRow();
        }

Member Function Documentation

clone()

template<bool IsConst>

std::unique_ptr<MDBaseRowIterator<IsConst> > MetaDataDb::MDDbRowIterator< IsConst >::clone ( )

inlineoverridevirtual

Implements MDBaseRowIterator< IsConst >.

Definition at line 714 of file metadata_db.h.

                                                                   {
            return memoryUtils::make_unique<MDDbRowIterator<IsConst>>(_mdd, _i);
        }

increment()

template<bool IsConst>

void MetaDataDb::MDDbRowIterator< IsConst >::increment ( )

inlineoverridevirtual

Implements MDBaseRowIterator< IsConst >.

Definition at line 718 of file metadata_db.h.

                                  {
            if (this->_i >= _ids.size())
                return;

            this->_i++;

            if (this->_i >= _ids.size())
                return;

            this->_mdd.execGetRow(this->_row);
            this->_row.set_id(this->_ids[this->_i]);

            if (this->_i == _ids.size()) {
                _mdd.finalizeGetRow();
                _finalized = true;
            }
        }

operator*()

template<bool IsConst>

TypeHelpers::choose<IsConst, const MDRowSql&, MDRowSql&>::type MetaDataDb::MDDbRowIterator< IsConst >::operator* ( )

inlineoverridevirtual

Implements MDBaseRowIterator< IsConst >.

Definition at line 743 of file metadata_db.h.

{ return _row; }

operator==()

template<bool IsConst>

bool MetaDataDb::MDDbRowIterator< IsConst >::operator== ( const MDBaseRowIterator< IsConst > &  other ) const

inlineoverridevirtual

Implements MDBaseRowIterator< IsConst >.

Definition at line 736 of file metadata_db.h.

                                                                                {
            const MDDbRowIterator<IsConst>* dri = dynamic_cast<const MDDbRowIterator<IsConst>*>(&other);
            if (dri != nullptr)
                return this->_i == dri->_i;
            return false;
        }

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

• xmippCore/core/metadata_db.h