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java.lang.Objectorg.exolab.adaptx.xpath.XPathFunction
public abstract class XPathFunction
Abstract class representing an XPath function.
Constructor Summary | |
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XPathFunction()
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Method Summary | |
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abstract XPathResult |
call(XPathContext context,
XPathResult[] args)
Invokes the function and returns the XPath result. |
XPathResult |
call(XPathContext context,
XPathResult[] args,
FunctionState state)
Invokes the function and returns the XPath result. |
abstract java.lang.String |
getFunctionName()
Returns the name of this function. |
abstract java.lang.String |
getNamespaceURI()
Returns the namespace URI of this function. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public XPathFunction()
Method Detail |
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public abstract XPathResult call(XPathContext context, XPathResult[] args) throws XPathException
context
- The XPath contextparams
- A list of zero or more arguments
XPathException
- if an error occured while invoking this functionpublic XPathResult call(XPathContext context, XPathResult[] args, FunctionState state) throws XPathException
context
- The XPath contextparams
- A list of zero or more argumentsstate
- the FunctionState for obtaining additional
information about the Function call, such as the actual
parameter expressions.
XPathException
- if an error occured while invoking this functionpublic abstract java.lang.String getNamespaceURI()
public abstract java.lang.String getFunctionName()
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