Package net.sf.saxon.expr

Class GeneralComparison.GeneralComparisonElaborator

java.lang.Object

net.sf.saxon.expr.elab.Elaborator

net.sf.saxon.expr.elab.BooleanElaborator

net.sf.saxon.expr.GeneralComparison.GeneralComparisonElaborator

Direct Known Subclasses:

GeneralEqualityEE.GeneralEqualityElaboratorEE

Enclosing class:

GeneralComparison

public static class GeneralComparison.GeneralComparisonElaborator
extends BooleanElaborator

Elaborator for a general comparison expression such as (A = B).

Constructor Summary

Constructors

Constructor	Description
GeneralComparisonElaborator()

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.
boolean	evaluateManyToMany(SequenceIterator iter0, SequenceIterator iter1, int singletonOperator, AtomicComparer comparer, boolean runTimeCheckNeeded, RetainedStaticContext staticContext, Location loc, XPathContext context)
boolean	evaluateManyToOne(SequenceIterator iter0, AtomicValue value1, int singletonOperator, AtomicComparer comparer, boolean runTimeCheckNeeded, RetainedStaticContext staticContext, Location loc, XPathContext context)

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

GeneralComparisonElaborator

public GeneralComparisonElaborator()

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.

evaluateManyToOne

public boolean evaluateManyToOne(SequenceIterator iter0,
 AtomicValue value1,
 int singletonOperator,
 AtomicComparer comparer,
 boolean runTimeCheckNeeded,
 RetainedStaticContext staticContext,
 Location loc,
 XPathContext context)
                          throws XPathException

Throws:

XPathException

evaluateManyToMany

public boolean evaluateManyToMany(SequenceIterator iter0,
 SequenceIterator iter1,
 int singletonOperator,
 AtomicComparer comparer,
 boolean runTimeCheckNeeded,
 RetainedStaticContext staticContext,
 Location loc,
 XPathContext context)
                           throws XPathException

Throws:

XPathException