net.sf.saxon.om
Interface GroundedIterator

All Superinterfaces:
SequenceIterator
All Known Implementing Classes:
ArrayIterator, EmptyIterator, ListIterator, MemoClosure.ProgressiveIterator, RangeIterator, SingletonIterator

public interface GroundedIterator
extends SequenceIterator

This interface is an extension to the SequenceIterator interface; it represents a SequenceIterator that is based on an in-memory representation of a sequence, and that is therefore capable of returned a SequenceValue containing all the items in the sequence.


Field Summary
 
Fields inherited from interface net.sf.saxon.om.SequenceIterator
ATOMIZABLE, GROUNDED, LAST_POSITION_FINDER, LOOKAHEAD
 
Method Summary
 Value materialize()
          Return a Value containing all the items in the sequence returned by this SequenceIterator.
 
Methods inherited from interface net.sf.saxon.om.SequenceIterator
current, getAnother, getProperties, next, position
 

Method Detail

materialize

Value materialize()
                  throws XPathException
Return a Value containing all the items in the sequence returned by this SequenceIterator. This should be an "in-memory" value, not a Closure.

Returns:
the corresponding Value
Throws:
XPathException