Package org.smooks.engine.resource.config.xpath.predicate

Class PositionPredicateEvaluator

java.lang.Object

org.smooks.engine.resource.config.xpath.predicate.PositionPredicateEvaluator

All Implemented Interfaces:

Predicate, PredicateEvaluator

public class PositionPredicateEvaluator
extends Object
implements PredicateEvaluator

Constructor Summary

Constructors

Constructor	Description
PositionPredicateEvaluator(org.jaxen.expr.Expr expr, String elementName, String elementNS)

Method Summary

Modifier and Type	Method	Description
boolean	evaluate(Fragment<?> fragment, ExecutionContext executionContext)	Does this XPath expression evaluate for the supplied Element context object.
void	setCounter(ElementPositionCounter positionCounter)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PositionPredicateEvaluator

public PositionPredicateEvaluator(org.jaxen.expr.Expr expr,
                                  String elementName,
                                  String elementNS)

Method Detail

setCounter

public void setCounter(ElementPositionCounter positionCounter)

evaluate

public boolean evaluate(Fragment<?> fragment,
                        ExecutionContext executionContext)

Description copied from interface: PredicateEvaluator

Does this XPath expression evaluate for the supplied Element context object.

The implementation can update the context to a parent element if the expression targets multiple contexts.

Specified by:

evaluate in interface PredicateEvaluator

Parameters:

fragment - The Element context to be evaluated against.

executionContext - Smooks ExecutionContext.

Returns:

True if the expression evaluates, otherwise false.