France 1989 001

Italy 1991 002

Germany 1995 003

004

005

C ##

##

 
package House
{
	use XML::Rabbit::Root;
	
	has_xpath_object_list depts => '/root/departments/department' =>
		'House::Depts';
		
	finalize_class();
}

package House::Depts
{
	use XML::Rabbit;
	
	has_xpath_object_list articles => './articles/article[key]|./articles/article/extra' => 'House::Article';
	has_xpath_value name => './name';
	
	finalize_class();
}

package House::Article
{
	use XML::Rabbit;
	
	has_xpath_value key => './key|./extrakey';
	has_xpath_object prod => './production' => 'Article::Production';
	finalize_class();
}

package Article::Production
{
	use XML::Rabbit;
	has_xpath_value country 	=> './country';
	has_xpath_value year	=> './year';
	finalize_class();
}

1;

##

##

 
#!/perl
use strict;
use warnings FATAL => qw(all);

use Encode;
use FindBin qw($Bin);
use lib $Bin;
use testlib;
use Try::Tiny;

my $path = shift or die "No source!\n";
my $string = do { local $/ = undef; 
   open my $in, "<", "$path" or die "$!";<$in>;};

my $xml = decode('utf8', $string); 
my $h = House->new(xml => $xml);

for my $d ( @{$h->depts} )
{
	for my $art ( @{$d->articles} )
	{
		my $prod = try {$art->prod} catch {0}; # $art->prod // 0;
		my $country = $prod ? $prod->country : '';
		print join("\t", $d->name, $art->key, $country), $/;
	}
}

##

##

A       001     France
A       002     Italy
A       003     Germany
B       004     
B       005