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.

Author:

bob mcwhirter

See Also:

FunctionContext

Method Summary

Methods

Modifier and Type	Method and Description
Object	call(Context context, List args) Call this function.

Method Detail

call

Object call(Context context,
          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