IsLastExpression.IsLastElaborator

java.lang.Object

net.sf.saxon.expr.elab.Elaborator

net.sf.saxon.expr.elab.BooleanElaborator

net.sf.saxon.expr.IsLastExpression.IsLastElaborator

Enclosing class:: IsLastExpression

public static class IsLastExpression.IsLastElaborator extends BooleanElaborator

Elaborator for an "isLast" expression, equivalent to position() = last() or position() != last()

Constructor Summary

Constructors

Constructor

Description

IsLastElaborator()
Method Summary

Modifier and Type

Method

Description

BooleanEvaluator

elaborateForBoolean()

Get a function that evaluates the underlying expression in the form of a boolean, this being the effective boolean value of the expression.

Methods inherited from class net.sf.saxon.expr.elab.BooleanElaborator
elaborateForItem, elaborateForPull, elaborateForPush, elaborateForUnicodeString

Methods inherited from class net.sf.saxon.expr.elab.Elaborator
eagerly, elaborateForString, elaborateForUpdate, 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
- IsLastElaborator
  
  public IsLastElaborator()
Method Details
- elaborateForBoolean
  
  public BooleanEvaluator elaborateForBoolean()
  
  Description copied from class: Elaborator
  
  Get a function that evaluates the underlying expression in the form of a boolean, this being the effective boolean value of the expression.
  
  Specified by:
  
  elaborateForBoolean in class BooleanElaborator
  
  Returns:
  
  an evaluator for the expression that returns a boolean.