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Interface for the extensible function framework.
NOTE: This class is not typically used directly, but is exposed for writers of extended XPath packages.
Implementations of Function
are functors
which are used to evaluate a function-call within an
XPath expression.
FunctionContext
Method Summary | |
Object |
call(Context context,
List args)
Call this function. |
Method Detail |
public Object call(Context context, List args) throws FunctionCallException
context
- The context at the point in the
expression when the function is called.args
- List of arguments provided during
the call of the function.
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