while ($conn = $self->accept) {
        my $rq = $conn->get_request;
        if ($rq) {
            if ($rq->method eq 'POST' && $rq->url->path eq '/RPC2') {
                ${*$self}{'response'}->content(${*$self}{'decode'}->serve($rq->content, ${*$self}{'methods'}));
                $conn->send_response(${*$self}{'response'});
            } else {
                print STDERR "got an invalid request\n";
                $conn->send_error(RC_FORBIDDEN);
            }
        }
        $conn->close;
        $conn = undef;          # close connection
    }