NAME
HTTP::OAI::Metadata - Base class for data objects that contain DOM trees
SYNOPSIS
use HTTP::OAI::Metadata;
$xml = XML::LibXML::Document->new();
$xml = XML::LibXML->new->parse( ... );
$md = new HTTP::OAI::Metadata();
$md->dom($xml);
$md = new HTTP::OAI::Metadata(dom=>$xml);
print $md->dom->toString;
my $dom = $md->dom(); # Return internal DOM tree