org.milyn.cdr.xpath.evaluators.equality

Class IndexEvaluator

java.lang.Object

org.milyn.cdr.xpath.evaluators.XPathExpressionEvaluator

org.milyn.cdr.xpath.evaluators.equality.IndexEvaluator

public class IndexEvaluator
extends XPathExpressionEvaluator

Simple element index predicate evaluator.

Author:

tom.fennelly@jboss.com

Constructor Summary

Constructors

Constructor and Description
IndexEvaluator(int index, SelectorStep selectorStep)

Method Summary

Modifier and Type	Method and Description
boolean	evaluate(Element element, ExecutionContext executionContext) Does this XPath expression evaluate for the supplied Element context object.
boolean	evaluate(SAXElement element, ExecutionContext executionContext) Does this XPath expression evaluate for the supplied SAXElement context object.
ElementIndexCounter	getCounter()
void	setCounter(ElementIndexCounter indexCounter)
String	toString()

Methods inherited from class org.milyn.cdr.xpath.evaluators.XPathExpressionEvaluator

getInstance

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexEvaluator

public IndexEvaluator(int index,
                      SelectorStep selectorStep)

Method Detail

getCounter

public ElementIndexCounter getCounter()

setCounter

public void setCounter(ElementIndexCounter indexCounter)

evaluate

public boolean evaluate(SAXElement element,
                        ExecutionContext executionContext)

Description copied from class: XPathExpressionEvaluator

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

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

Specified by:

evaluate in class XPathExpressionEvaluator

Parameters:

element - The SAXElement context to be evaluated against.

executionContext - Smooks ExecutionContext.

Returns:

True if the expression evaluates, otherwise false.

evaluate

public boolean evaluate(Element element,
                        ExecutionContext executionContext)

Description copied from class: XPathExpressionEvaluator

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 class XPathExpressionEvaluator

Parameters:

element - The Element context to be evaluated against.

executionContext - Smooks ExecutionContext.

Returns:

True if the expression evaluates, otherwise false.

toString

public String toString()

Overrides:

toString in class Object