my $host = $xc->find("e:serverInfo/e:host");
my $port = $xc->find("e:serverInfo/e:port");
my $db = $xc->find("e:serverInfo/e:database");
my $id = $xc->find("concat(e:serverInfo/e:host, ':',
e:serverInfo/e:port, '/',
e:serverInfo/e:database)");
my $host = $xc->find("e:serverInfo/e:host");
my $port = $xc->find("e:serverInfo/e:port");
my $db = $xc->find("e:serverInfo/e:database");
my $id = $xc->find("concat(e:serverInfo/e:host, ':',
e:serverInfo/e:port, '/',
e:serverInfo/e:database)");