Package net.sf.saxon.tree.util
Class Navigator.EmptyTextFilter
java.lang.Object
net.sf.saxon.tree.iter.AxisIteratorImpl
net.sf.saxon.tree.util.Navigator.EmptyTextFilter
- All Implemented Interfaces:
SequenceIterator
,AxisIterator
,UnfailingIterator
- Enclosing class:
Navigator
EmptyTextFilter is an iterator that applies removes any zero-length text
nodes returned by an underlying AxisIterator.
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Field Summary
Fields inherited from class net.sf.saxon.tree.iter.AxisIteratorImpl
current, position
Fields inherited from interface net.sf.saxon.om.SequenceIterator
GROUNDED, LAST_POSITION_FINDER, LOOKAHEAD
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionGet another iterator over the same sequence of items, positioned at the start of the sequence.next()
Get the next item in the sequence.Methods inherited from class net.sf.saxon.tree.iter.AxisIteratorImpl
atomize, close, current, getProperties, getStringValue, iterateAxis, moveNext, position
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Constructor Details
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EmptyTextFilter
Construct an EmptyTextFilter- Parameters:
base
- the underlying iterator that returns all the nodes on a required axis. This must not be an atomizing iterator
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Method Details
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next
Description copied from interface:UnfailingIterator
Get the next item in the sequence.- Returns:
- the next Item. If there are no more nodes, return null.
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getAnother
Description copied from interface:UnfailingIterator
Get another iterator over the same sequence of items, positioned at the start of the sequence. It must be possible to call this method at any time, whether none, some, or all of the items in the original iterator have been read. The method is non-destructive: it does not change the state of the original iterator.- Returns:
- a new iterator over the same sequence
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