net.sf.saxon.expr
Class FilterIterator.NonNumeric

java.lang.Object
  net.sf.saxon.expr.FilterIterator
      net.sf.saxon.expr.FilterIterator.NonNumeric

All Implemented Interfaces:

SequenceIterator

Enclosing class:

FilterIterator

public static final class FilterIterator.NonNumeric
extends FilterIterator

Subclass to handle the common special case where it is statically known that the filter cannot return a numeric value

Nested Class Summary

Nested classes/interfaces inherited from class net.sf.saxon.expr.FilterIterator

FilterIterator.Leading, FilterIterator.NonNumeric

Field Summary

Fields inherited from interface net.sf.saxon.om.SequenceIterator

GROUNDED, LAST_POSITION_FINDER, LOOKAHEAD

Constructor Summary

FilterIterator.NonNumeric(SequenceIterator base, Expression filter, XPathContext context)

Method Summary

SequenceIterator

getAnother() Get another iterator to return the same nodes

Methods inherited from class net.sf.saxon.expr.FilterIterator

current, getProperties, next, position, setFilterIsSingletonBoolean

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FilterIterator.NonNumeric

public FilterIterator.NonNumeric(SequenceIterator base,
                                 Expression filter,
                                 XPathContext context)

Method Detail

getAnother

public SequenceIterator getAnother()
                            throws XPathException

Get another iterator to return the same nodes

Specified by:

getAnother in interface SequenceIterator

Overrides:

getAnother in class FilterIterator

Returns:

a SequenceIterator that iterates over the same items, positioned before the first item

Throws:

XPathException - if any error occurs