Given an select expression and a context, evaluate the XPath and return the
Return the first node out of the nodeset, if this expression is a nodeset
expression. This is the de
Get a cloned Iterator that is reset to the beginning of the query.
Detaches the iterator from the set which it iterated over, releasing any
computational resources and
Get the analysis bits for this walker, as defined in the WalkerFactory.
Returns the axis being iterated, if it is known.
The node context from where the expression is being executed from (i.e. for
Get the current position, which is one less than the next nextNode() call will
retrieve. i.e. if you
Get if this is an iterator at the upper level of the XPath.
The number of nodes in the list. The range of valid child node indices is 0 to
Return the saved reference to the prefix resolver that was in effect when this
iterator was created.