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Interface to an XPath function implementation. Functions that require the XPath context should also
implement XPathFunctionWithContext
.
Note: Once JET moves to Java 1.5 or later only, this interface will be migrated to javax.xml.xpath.XPathFunction
Method Summary | |
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java.lang.Object |
evaluate(java.util.List args)
Evaluate the function with given the arguments. |
Method Detail |
public java.lang.Object evaluate(java.util.List args)
NodeSet
representing a result of an XPath path expressionDouble
representing a numeric valueString
representing a string valueBoolean
representing a logical value
args
- a non-null List of arguments.
XPathRuntimeException
- if the function cannot be evaluated successfully.
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Copyright 2006 IBM Corporation and others. All Rights Reserved. |
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