Examples with RouteHeader javax.sip.header.RouteHeader used on opensource projects

Example 1 with RouteHeader

use of javax.sip.header.RouteHeader in project Openfire by igniterealtime.

the class SipCommRouter method getNextHops.

/**
     * Return the default address to forward the request to. The list is
     * organized in the following priority.
     * <p/>
     * If the outboung proxy has been specified, then it is used to construct
     * the first element of the list.
     * <p/>
     * If the requestURI refers directly to a host, the host and port
     * information are extracted from it and made the next hop on the list.
     *
     * @param sipRequest is the sip request to route.
     */
public ListIterator<Hop> getNextHops(Request sipRequest) {
    URI requestURI = sipRequest.getRequestURI();
    if (requestURI == null) {
        throw new IllegalArgumentException("Bad message: Null requestURI");
    }
    LinkedList<Hop> hops = new LinkedList<Hop>();
    if (outboundProxy != null) {
        hops.add(outboundProxy);
    }
    ListIterator routes = sipRequest.getHeaders(RouteHeader.NAME);
    if (routes != null && routes.hasNext()) {
        while (routes.hasNext()) {
            RouteHeader route = (RouteHeader) routes.next();
            SipURI uri = (SipURI) route.getAddress().getURI();
            int port = uri.getPort();
            port = (port == -1) ? 5060 : port;
            String host = uri.getHost();
            Log.debug("getNextHops", host);
            String transport = uri.getTransportParam();
            if (transport == null) {
                transport = "udp";
            }
            Hop hop = new SipCommHop(host + ':' + port + '/' + transport);
            hops.add(hop);
        }
    } else if (requestURI instanceof SipURI && ((SipURI) requestURI).getMAddrParam() != null) {
        SipURI sipURI = ((SipURI) requestURI);
        String maddr = sipURI.getMAddrParam();
        String transport = sipURI.getTransportParam();
        if (transport == null) {
            transport = "udp";
        }
        int port = 5060;
        Hop hop = new SipCommHop(maddr, port, transport);
        hops.add(hop);
    } else if (requestURI instanceof SipURI) {
        SipURI sipURI = ((SipURI) requestURI);
        int port = sipURI.getPort();
        if (port == -1) {
            port = 5060;
        }
        String host = sipURI.getHost();
        String transport = sipURI.getTransportParam();
        if (transport == null) {
            transport = "UDP";
        }
        Hop hop = new SipCommHop(host + ":" + port + "/" + transport);
        hops.add(hop);
    } else {
        throw new IllegalArgumentException("Malformed requestURI");
    }
    return (hops.size() == 0) ? null : hops.listIterator();
}