ForExpression.ForExprElaborator

java.lang.Object

net.sf.saxon.expr.elab.Elaborator

net.sf.saxon.expr.elab.PullElaborator

net.sf.saxon.expr.ForExpression.ForExprElaborator

Enclosing class:: ForExpression

public static class ForExpression.ForExprElaborator extends PullElaborator

An elaborator for a "for" expression, typically written as {for $x in SEQ return R}.

Provides both "pull" and "push" implementations.

Constructor Summary

Constructors

Constructor

Description

ForExprElaborator()
Method Summary

Modifier and Type

Method

Description

PullEvaluator

elaborateForPull()

Get a function that evaluates the underlying expression in the form of a SequenceIterator

PushEvaluator

elaborateForPush()

Get a function that evaluates the underlying expression in push mode, by writing events to an Outputter

UpdateEvaluator

elaborateForUpdate()

Methods inherited from class net.sf.saxon.expr.elab.PullElaborator
eagerly, elaborateForBoolean, elaborateForItem, elaborateForUnicodeString

Methods inherited from class net.sf.saxon.expr.elab.Elaborator
elaborateForString, getConfiguration, getExpression, handleNullString, handleNullUnicodeString, handlePossiblyNullString, handlePossiblyNullUnicodeString, lazily, setExpression

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- ForExprElaborator
  
  public ForExprElaborator()
Method Details
- elaborateForPull
  
  public PullEvaluator elaborateForPull()
  
  Description copied from class: Elaborator
  
  Get a function that evaluates the underlying expression in the form of a SequenceIterator
  
  Specified by:
  
  elaborateForPull in class PullElaborator
  
  Returns:
  
  an evaluator for the expression that returns a SequenceIterator
- elaborateForPush
  
  public PushEvaluator elaborateForPush()
  
  Description copied from class: Elaborator
  
  Get a function that evaluates the underlying expression in push mode, by writing events to an Outputter
  
  Overrides:
  
  elaborateForPush in class PullElaborator
  
  Returns:
  
  an evaluator for the expression in push mode
- elaborateForUpdate
  
  public UpdateEvaluator elaborateForUpdate()
  
  Overrides:
  
  elaborateForUpdate in class Elaborator