Soprano::IteratorBackend< T > Class Template Reference

The actual work in a Iterator instance is done by an IteratorBackend. More...

#include <Soprano/IteratorBackend>

Inheritance diagram for Soprano::IteratorBackend< T >:

Inheritance graph
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List of all members.

Public Member Functions

virtual ~IteratorBackend ()
virtual bool next ()=0
virtual T current () const =0
virtual void close ()=0

Protected Member Functions

 IteratorBackend ()


Detailed Description

template<class T>
class Soprano::IteratorBackend< T >

The actual work in a Iterator instance is done by an IteratorBackend.

Author:
Daniele Galdi <daniele.galdi@gmail.com>
Sebastian Trueg <trueg@kde.org>

Definition at line 39 of file iteratorbackend.h.


Constructor & Destructor Documentation

template<class T>
virtual Soprano::IteratorBackend< T >::~IteratorBackend (  )  [inline, virtual]

Definition at line 42 of file iteratorbackend.h.

template<class T>
Soprano::IteratorBackend< T >::IteratorBackend (  )  [inline, protected]

Definition at line 79 of file iteratorbackend.h.


Member Function Documentation

template<class T>
virtual bool Soprano::IteratorBackend< T >::next (  )  [pure virtual]

Advance to the next element in the iterator.

Implementations of this method should reset the error by eith calling clearError() or setError().

Returns:
true if there is another and false if the end has been reached.
See also:
Iterator::next()

Implemented in Soprano::QueryResultIteratorBackend.

template<class T>
virtual T Soprano::IteratorBackend< T >::current (  )  const [pure virtual]

Get the element the iterator currently points to.

Implementations of this method should reset the error by eith calling clearError() or setError().

Returns:
the current element.
See also:
Iterator::current()

Implemented in Soprano::QueryResultIteratorBackend.

template<class T>
virtual void Soprano::IteratorBackend< T >::close (  )  [pure virtual]

Close the iterator and release any locks on the underlying Model.

Implementations of this method should reset the error by eith calling clearError() or setError().

See also:
Iterator::close()


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

Generated on Tue Jul 22 17:39:34 2008 for Soprano by  doxygen 1.5.6