Package net.sf.saxon.expr
Class AtomicSequenceConverter.AtomicSequenceConverterElaborator
- java.lang.Object
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- net.sf.saxon.expr.elab.Elaborator
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- net.sf.saxon.expr.elab.PullElaborator
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- net.sf.saxon.expr.AtomicSequenceConverter.AtomicSequenceConverterElaborator
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- Enclosing class:
- AtomicSequenceConverter
public static class AtomicSequenceConverter.AtomicSequenceConverterElaborator extends PullElaborator
Elaborator for an AtomicSequenceConverter (including an UntypedAtomicConverter, which is the same except that it uses a different converter internally)
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Constructor Summary
Constructors Constructor Description AtomicSequenceConverterElaborator()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ItemEvaluator
elaborateForItem()
Get a function that evaluates the underlying expression in the form of aItem
.PullEvaluator
elaborateForPull()
Get a function that evaluates the underlying expression in the form of aSequenceIterator
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Methods inherited from class net.sf.saxon.expr.elab.PullElaborator
eagerly, elaborateForBoolean, elaborateForPush, elaborateForUnicodeString
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Methods inherited from class net.sf.saxon.expr.elab.Elaborator
elaborateForString, elaborateForUpdate, getConfiguration, getExpression, handleNullString, handleNullUnicodeString, handlePossiblyNullString, handlePossiblyNullUnicodeString, lazily, setExpression
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Method Detail
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elaborateForPull
public PullEvaluator elaborateForPull()
Description copied from class:Elaborator
Get a function that evaluates the underlying expression in the form of aSequenceIterator
- Specified by:
elaborateForPull
in classPullElaborator
- Returns:
- an evaluator for the expression that returns a
SequenceIterator
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elaborateForItem
public ItemEvaluator elaborateForItem()
Description copied from class:Elaborator
Get a function that evaluates the underlying expression in the form of aItem
. This must only be called for expressions whose result has cardinality zero or one.- Overrides:
elaborateForItem
in classPullElaborator
- Returns:
- an evaluator for the expression that returns an
Item
, or null to represent an empty sequence.
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