# $Id: LocationPath.pm 4532 2004-05-11 05:15:40Z ezra $package XML::XPath::LocationPath;use XML::XPath::Root;use strict;sub new {	my $class = shift;	my $self = [];	bless $self, $class;}sub as_string {	my $self = shift;	my $string;	for (my $i = 0; $i < @$self; $i++) {		$string .= $self->[$i]->as_string;		$string .= "/" if $self->[$i+1];	}	return $string;}sub as_xml {    my $self = shift;    my $string = "<LocationPath>\n";        for (my $i = 0; $i < @$self; $i++) {        $string .= $self->[$i]->as_xml;    }        $string .= "</LocationPath>\n";    return $string;}sub set_root {	my $self = shift;	unshift @$self, XML::XPath::Root->new();}sub evaluate {	my $self = shift;	# context _MUST_ be a single node	my $context = shift;	die "No context" unless $context;		# I _think_ this is how it should work :)		my $nodeset = XML::XPath::NodeSet->new();	$nodeset->push($context);		foreach my $step (@$self) {		# For each step		# evaluate the step with the nodeset		my $pos = 1;		$nodeset = $step->evaluate($nodeset);	}		return $nodeset;}1;