org.ucl.xpath.function
Class FnLast

java.lang.Object
  org.ucl.xpath.function.Function
      org.ucl.xpath.function.FnLast

public class FnLast

extends Function

Returns an xs:integer indicating the number of items in the sequence of items currently being processed. If the context item is undefined, an error is raised [err:FONC0001].

Field Summary

Fields inherited from class org.ucl.xpath.function.Function

_arity, _fl, _name

Constructor Summary

FnLast()
Constructor for FnLast.

Method Summary

ResultSequence	evaluate(java.util.Collection args) Evaluate arguments.
static ResultSequence	last(java.util.Collection args, DynamicContext dc) Last operation.

Methods inherited from class org.ucl.xpath.function.Function

arity, convert_argument, convert_arguments, dynamic_context, name, set_function_library, signature, signature, signature, static_context

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FnLast

public FnLast()

Constructor for FnLast.

Method Detail

evaluate

public ResultSequence evaluate(java.util.Collection args)
                        throws DynamicError

Evaluate arguments.

Specified by:

evaluate in class Function

Parameters:

args - argument expressions.

Returns:

Result of evaluation.

Throws:

DynamicError - Dynamic error.

last

public static ResultSequence last(java.util.Collection args,
                                  DynamicContext dc)
                           throws DynamicError

Last operation.

Parameters:

args - Result from the expressions evaluation.

dc - Result of dynamic context operation.

Returns:

Result of fn:last operation.

Throws:

DynamicError - Dynamic error.