/**
* Creates a SIP request message within a dialog, with a new branch via-parameter.
*
* @param dialog the Dialog used to compose the various Message headers
* @param method the request method
* @param body the message body
*/
public static Message createRequest(Dialog dialog, String method, String body) {
NameAddress to = dialog.getRemoteName();
NameAddress from = dialog.getLocalName();
NameAddress target = dialog.getRemoteContact();
if (target == null) target = to;
SipURL request_uri = target.getAddress();
if (request_uri == null) request_uri = dialog.getRemoteName().getAddress();
SipProvider sip_provider = dialog.getSipProvider();
String via_addr = sip_provider.getViaAddress();
int host_port = sip_provider.getPort();
boolean rport = sip_provider.isRportSet();
String proto;
if (target.getAddress().hasTransport()) proto = target.getAddress().getTransport();
else proto = sip_provider.getDefaultTransport();
NameAddress contact = dialog.getLocalContact();
if (contact == null) contact = from;
// increment the CSeq, if method is not ACK nor CANCEL
if (!SipMethods.isAck(method) && !SipMethods.isCancel(method)) dialog.incLocalCSeq();
String call_id = dialog.getCallID();
long cseq = dialog.getLocalCSeq();
String local_tag = dialog.getLocalTag();
String remote_tag = dialog.getRemoteTag();
// String branch=SipStack.pickBranch();
Message req =
createRequest(
method,
request_uri,
to,
from,
contact,
proto,
via_addr,
host_port,
rport,
call_id,
cseq,
local_tag,
remote_tag,
null,
body,
null,
null); // modified by mandrajg
Vector<NameAddress> route = dialog.getRoute();
if (route != null && route.size() > 0) {
Vector<String> route_s = new Vector<String>(route.size());
for (Enumeration<NameAddress> e = route.elements(); e.hasMoreElements(); ) {
NameAddress elem = e.nextElement();
route_s.add(elem.toString());
}
req.addRoutes(new MultipleHeader(SipHeaders.Route, route_s));
}
req.rfc2543RouteAdapt();
return req;
}
private String getContactURL(String username, SipProvider sip_provider) {
int i = username.indexOf("@");
if (i != -1) {
// if the username already contains a @
// strip it and everthing following it
username = username.substring(0, i);
}
return username
+ "@"
+ IpAddress.localIpAddress
+ (sip_provider.getPort() != 0 ? ":" + sip_provider.getPort() : "")
+ ";transport="
+ sip_provider.getDefaultTransport();
}
/**
* Creates a new REGISTER request.
*
* <p>If contact is null, set contact as star * (register all)
*/
public static Message createRegisterRequest(
SipProvider sip_provider,
NameAddress to,
NameAddress from,
NameAddress contact,
String qvalue,
String icsi) { // modified by mandrajg
SipURL to_url = to.getAddress();
SipURL registrar = new SipURL(to_url.getHost(), to_url.getPort());
String via_addr = sip_provider.getViaAddress();
int host_port = sip_provider.getPort();
boolean rport = sip_provider.isRportSet();
String proto;
if (to_url.hasTransport()) proto = to_url.getTransport();
else proto = sip_provider.getDefaultTransport();
String call_id = sip_provider.pickCallId();
int cseq = SipProvider.pickInitialCSeq();
String local_tag = SipProvider.pickTag();
// String branch=SipStack.pickBranch();
Message req =
createRequest(
SipMethods.REGISTER,
registrar,
to,
from,
contact,
proto,
via_addr,
host_port,
rport,
call_id,
cseq,
local_tag,
null,
null,
null,
qvalue,
icsi); // modified by mandrajg
// if no contact, deregister all
if (contact == null) {
ContactHeader star = new ContactHeader(); // contact is *
req.setContactHeader(star);
req.setExpiresHeader(new ExpiresHeader(String.valueOf(SipStack.default_expires)));
}
return req;
}
/**
* Creates a SIP request message. Where
*
* <UL>
* <LI>via address and port are taken from SipProvider
* <LI>transport protocol is taken from request-uri (if transport parameter is present) or the
* default transport for the SipProvider is used.
* </UL>
*
* @param sip_provider the SipProvider used to fill the Via field
* @see
* #createRequest(String,SipURL,NameAddress,NameAddress,NameAddress,String,String,int,String,long,String,String,String,String)
*/
public static Message createRequest(
SipProvider sip_provider,
String method,
SipURL request_uri,
NameAddress to,
NameAddress from,
NameAddress contact,
String call_id,
long cseq,
String local_tag,
String remote_tag,
String branch,
String body,
String icsi) { // modified by mandrajg
String via_addr = sip_provider.getViaAddress();
int host_port = sip_provider.getPort();
boolean rport = sip_provider.isRportSet();
String proto;
if (request_uri.hasTransport()) proto = request_uri.getTransport();
else proto = sip_provider.getDefaultTransport();
return createRequest(
method,
request_uri,
to,
from,
contact,
proto,
via_addr,
host_port,
rport,
call_id,
cseq,
local_tag,
remote_tag,
branch,
body,
null,
icsi); // modified by mandrajg
}
/** Creates an ACK request for a non-2xx response */
public static Message createNon2xxAckRequest(
SipProvider sip_provider, Message method, Message resp) {
SipURL request_uri = method.getRequestLine().getAddress();
FromHeader from = method.getFromHeader();
ToHeader to = resp.getToHeader();
String via_addr = sip_provider.getViaAddress();
int host_port = sip_provider.getPort();
boolean rport = sip_provider.isRportSet();
String proto;
if (request_uri.hasTransport()) proto = request_uri.getTransport();
else proto = sip_provider.getDefaultTransport();
String branch = method.getViaHeader().getBranch();
NameAddress contact = null;
Message ack =
createRequest(
SipMethods.ACK,
request_uri,
to.getNameAddress(),
from.getNameAddress(),
contact,
proto,
via_addr,
host_port,
rport,
method.getCallIdHeader().getCallId(),
method.getCSeqHeader().getSequenceNumber(),
from.getParameter("tag"),
to.getParameter("tag"),
branch,
null,
null,
null); // modified by mandrajg
ack.removeExpiresHeader();
if (method.hasRouteHeader()) ack.setRoutes(method.getRoutes());
return ack;
}