XPathExpression
interface represents a parsed and resolved
XPath expression.
See also the Document Object Model (DOM) Level 3 XPath Specification.
Modifier and Type | Method and Description |
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public Object | Returns: The result of the evaluation of the XPath expression.For XPath 1.0 results, this object will be of typeXPathResult .The contextNode, short context is context node for the
evaluation of this XPath expression.If the XPathEvaluator was
obtained by casting the Document then this must be
owned by the same document and must be a Document ,
Element , Attribute , Text ,
CDATASection , Comment ,
ProcessingInstruction , or XPathNamespace
node.If the context node is a Text or a
CDATASection , then the context is interpreted as the
whole logical text node as seen by XPath, unless the node is empty
in which case it may not serve as the XPath context.If a specific type, Object type is specified, then the
result will be coerced to return the specified type relying on
XPath conversions and fail if the desired coercion is not possible.
This must be one of the type codes of XPathResult .The result)result specifies a specific result
object which may be reused and returned by this method. If this is
specified as null or the implementation does not reuse
the specified result, a new result object will be constructed and
returned.For XPath 1.0 results, this object will be of type
XPathResult .Evaluates this XPath expression and returns a result. |
evaluate | back to summary |
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public Object evaluate(Node contextNode, short type, Object result) throws XPathException, DOMException Evaluates this XPath expression and returns a result.
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