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public interface JRXPathExecuter
An XPath expression executer.
XML data sources
delegate XPath executions to implementations
of this interface.
JRXPathExecuterFactory
,
JRXPathExecuterUtils
Method Summary | |
---|---|
org.w3c.dom.NodeList |
selectNodeList(org.w3c.dom.Node contextNode,
java.lang.String expression)
Selects a node list by evaluating an XPath expression on a context node. |
java.lang.Object |
selectObject(org.w3c.dom.Node contextNode,
java.lang.String expression)
Selects an object by evaluating an XPath expression on a context node. |
Method Detail |
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org.w3c.dom.NodeList selectNodeList(org.w3c.dom.Node contextNode, java.lang.String expression) throws JRException
contextNode
- the context node (a document can also be used)expression
- the XPath expression
JRException
- if the XPath evaluation failedjava.lang.Object selectObject(org.w3c.dom.Node contextNode, java.lang.String expression) throws JRException
java.lang.String
, java.lang.Number
or java.lang.Boolean
.
contextNode
- the context node (a document can also be used)expression
- the XPath expression
JRException
- if the XPath evaluation failed
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