class IteratorBackendabstract |
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\class IteratorBackend iteratorbackend.h Soprano/IteratorBackend
The actual work in a Iterator instance is done by an IteratorBackend.
Author Daniele Galdi |
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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() |
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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() |
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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() |