org.apache.commons.jelly.tags.xml
Class XPathExpression

java.lang.Object
  |
  +--org.apache.commons.jelly.expression.ExpressionSupport
        |
        +--org.apache.commons.jelly.tags.xml.XPathExpression
All Implemented Interfaces:
Expression, org.jaxen.VariableContext

public class XPathExpression
extends ExpressionSupport
implements org.jaxen.VariableContext

An expression which returns an XPath object.

Version:
$Revision: 1.5 $
Author:
James Strachan

Fields inherited from class org.apache.commons.jelly.expression.ExpressionSupport
EMPTY_ITERATOR
 
Constructor Summary
XPathExpression()
           
XPathExpression(org.jaxen.XPath xpath)
           
 
Method Summary
 java.lang.Object evaluate(JellyContext context)
          Evaluates the expression with the given context and returns the result
 java.lang.Object getVariableValue(java.lang.String namespaceURI, java.lang.String prefix, java.lang.String localName)
           
 
Methods inherited from class org.apache.commons.jelly.expression.ExpressionSupport
evaluateAsBoolean, evaluateAsIterator, evaluateAsString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

XPathExpression

public XPathExpression()

XPathExpression

public XPathExpression(org.jaxen.XPath xpath)
Method Detail

evaluate

public java.lang.Object evaluate(JellyContext context)
Description copied from interface: Expression
Evaluates the expression with the given context and returns the result

getVariableValue

public java.lang.Object getVariableValue(java.lang.String namespaceURI,
                                         java.lang.String prefix,
                                         java.lang.String localName)
Specified by:
getVariableValue in interface org.jaxen.VariableContext


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