%PDF- %PDF-
Direktori : /usr/share/perl5/XML/XPathEngine/ |
Current File : //usr/share/perl5/XML/XPathEngine/Root.pm |
# $Id: Root.pm,v 1.6 2001/03/16 11:10:08 matt Exp $ package XML::XPathEngine::Root; use strict; use XML::XPathEngine::NodeSet; sub new { my $class = shift; my $self; # actually don't need anything here - just a placeholder bless \$self, $class; } sub as_string { # do nothing } sub as_xml { return "<Root/>\n"; } sub evaluate { my $self = shift; my $nodeset = shift; # warn "Eval ROOT\n"; # must only ever occur on 1 node die "Can't go to root on > 1 node!" unless $nodeset->size == 1; my $newset = XML::XPathEngine::NodeSet->new(); $newset->push($nodeset->get_node(1)->getRootNode()); return $newset; } 1;