org.milyn.cdr.xpath.evaluators.equality

Class EqualsEvaluator

java.lang.Object

org.milyn.cdr.xpath.evaluators.XPathExpressionEvaluator

org.milyn.cdr.xpath.evaluators.equality.AbstractEqualityEvaluator

org.milyn.cdr.xpath.evaluators.equality.EqualsEvaluator

public class EqualsEvaluator
extends AbstractEqualityEvaluator

Simple "=" predicate evaluator.

Works for element text or attributes.

Author:

tom.fennelly@jboss.com

Field Summary

Fields inherited from class org.milyn.cdr.xpath.evaluators.equality.AbstractEqualityEvaluator

lhs, rhs

Constructor Summary

Constructors

Constructor and Description
EqualsEvaluator(org.jaxen.expr.EqualityExpr expr, Properties namespaces)

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.

Methods inherited from class org.milyn.cdr.xpath.evaluators.equality.AbstractEqualityEvaluator

getLhs, getRhs, 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

EqualsEvaluator

public EqualsEvaluator(org.jaxen.expr.EqualityExpr expr,
                       Properties namespaces)
                throws org.jaxen.saxpath.SAXPathException

Throws:

org.jaxen.saxpath.SAXPathException

Method Detail

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.