Package net.sf.saxon.evpull
Class SingletonEventIterator
- java.lang.Object
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- net.sf.saxon.evpull.SingletonEventIterator
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- All Implemented Interfaces:
EventIterator
,PullEvent
public class SingletonEventIterator extends java.lang.Object implements EventIterator
This class represents an EventIterator over a sequence containing a single pull event.
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Constructor Summary
Constructors Constructor Description SingletonEventIterator(PullEvent event)
Create an iterator over a sequence containing a single pull event
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
isFlatSequence()
Determine whether the EventIterator returns a flat sequence of events, or whether it can return nested event iteratorsPullEvent
next()
Get the next event in the sequence
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Constructor Detail
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SingletonEventIterator
public SingletonEventIterator(PullEvent event)
Create an iterator over a sequence containing a single pull event- Parameters:
event
- the single event. This must not be an EventIterator
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Method Detail
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next
public PullEvent next() throws XPathException
Get the next event in the sequence- Specified by:
next
in interfaceEventIterator
- Returns:
- the next event, or null when the sequence is exhausted
- Throws:
XPathException
- if a dynamic evaluation error occurs
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isFlatSequence
public boolean isFlatSequence()
Determine whether the EventIterator returns a flat sequence of events, or whether it can return nested event iterators- Specified by:
isFlatSequence
in interfaceEventIterator
- Returns:
- true if the next() method is guaranteed never to return an EventIterator
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