org.xmlpull.v1.builder.xpath.jaxen
Interface Function

All Known Implementing Classes:

BooleanFunction, CeilingFunction, ConcatFunction, ContainsFunction, CountFunction, DocumentFunction, EndsWithFunction, EvaluateFunction, FalseFunction, FloorFunction, IdFunction, LastFunction, LocaleFunctionSupport, LocalNameFunction, LowerFunction, MatrixConcatFunction, NameFunction, NamespaceUriFunction, NormalizeSpaceFunction, NotFunction, NumberFunction, PositionFunction, RoundFunction, StartsWithFunction, StringFunction, StringLengthFunction, SubstringAfterFunction, SubstringBeforeFunction, SubstringFunction, SumFunction, TranslateFunction, TrueFunction, UpperFunction

public interface Function

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.

See Also:

FunctionContext

Method Summary

java.lang.Object

call(Context context, java.util.List args) Call this function.

Method Detail

call

java.lang.Object call(Context context,
                      java.util.List args)
                      throws FunctionCallException

Call this function.

Parameters:

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.

Throws:

FunctionCallException