##
use strict;
use warnings;
use Data::Dumper;
use XML::Twig;
my $twig = XML::Twig->new( twig_roots => { 'UML:Class' => \¨_class } );
$twig->parsefile( 'testfile.xmi' );
sub uml_class
{
my ( $twig, $section ) = @_;
my $elt = $twig->first_elt;
my $struct = $elt->simplify( forcearray => 1 );
print Dumper( $struct );
# parse the block and extract the data elements
$twig->purge;
}