net.sf.saxon.tree.util

Class Navigator.EmptyTextFilter

java.lang.Object

net.sf.saxon.tree.util.Navigator.EmptyTextFilter

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, SequenceIterator<NodeInfo>, AxisIterator, UnfailingIterator<NodeInfo>

Enclosing class:

Navigator

public static class Navigator.EmptyTextFilter
extends java.lang.Object
implements AxisIterator

EmptyTextFilter is an iterator that applies removes any zero-length text nodes returned by an underlying AxisIterator.

Field Summary

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

ATOMIZING, GROUNDED, LAST_POSITION_FINDER, LOOKAHEAD

Constructor Summary

Constructors

Constructor and Description
EmptyTextFilter(AxisIterator base) Construct an EmptyTextFilter

Method Summary

Modifier and Type	Method and Description
NodeInfo	next() Get the next item in the sequence.

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.saxon.tree.iter.UnfailingIterator

firstWith, forEach, toGroundedValue, toList

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

close, forEachOrFail, getProperties, materialize

Constructor Detail

EmptyTextFilter

public EmptyTextFilter(AxisIterator base)

Construct an EmptyTextFilter

Parameters:

base - the underlying iterator that returns all the nodes on a required axis. This must not be an atomizing iterator

Method Detail

next

public NodeInfo next()

Description copied from interface: UnfailingIterator

Get the next item in the sequence.

Specified by:

next in interface SequenceIterator<NodeInfo>

Specified by:

next in interface AxisIterator

Specified by:

next in interface UnfailingIterator<NodeInfo>

Returns:

the next Item. If there are no more items, return null.