org.custommonkey.xmlunit

Interface XpathEngine

All Known Implementing Classes:

Jaxp13XpathEngine, SimpleXpathEngine

public interface XpathEngine

Abstraction of an engine evaluating XPath expressions.

Method Summary

Modifier and Type	Method and Description
String	evaluate(String select, Document document) Evaluate the result of executing the specified xpath syntax select expression on the specified document
NodeList	getMatchingNodes(String select, Document document) Execute the specified xpath syntax select expression on the specified document and return the list of nodes (could have length zero) that match
void	setNamespaceContext(NamespaceContext ctx) Establish a namespace context.

Method Detail

getMatchingNodes

NodeList getMatchingNodes(String select,
                          Document document)
                   throws XpathException

Execute the specified xpath syntax select expression on the specified document and return the list of nodes (could have length zero) that match

Parameters:

select - the XPath expression

document - the XML source to apply the expression to

Returns:

matching nodes

Throws:

XpathException - if the underlying implementation does

evaluate

String evaluate(String select,
                Document document)
         throws XpathException

Evaluate the result of executing the specified xpath syntax select expression on the specified document

Parameters:

select - the XPath expression

document - the XML source to apply the expression to

Returns:

evaluated result

Throws:

XpathException - if the underlying implementation does

setNamespaceContext

void setNamespaceContext(NamespaceContext ctx)

Establish a namespace context.

Parameters:

ctx - the NamespaceContext