public void processResponse(ResponseEvent responseReceivedEvent) {
// Log.info("Registering response...." + sipCallId);
Response response = (Response) responseReceivedEvent.getResponse();
int statusCode = response.getStatusCode();
String method = ((CSeqHeader) response.getHeader(CSeqHeader.NAME)).getMethod();
Log.debug("Got response " + response);
if (statusCode == Response.OK) {
isRegistered = true;
Log.info(
"Voice bridge successfully registered with "
+ registrar
+ " for "
+ proxyCredentials.getXmppUserName());
PluginImpl.sipRegisterStatus = "Registered ok with " + proxyCredentials.getHost();
sipServerCallback.removeSipListener(sipCallId);
} else if (statusCode == Response.UNAUTHORIZED
|| statusCode == Response.PROXY_AUTHENTICATION_REQUIRED) {
if (method.equals(Request.REGISTER)) {
CSeqHeader cseq = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
if (cseq.getSequenceNumber() < 2) {
ClientTransaction regTrans =
SipService.handleChallenge(
response, responseReceivedEvent.getClientTransaction(), proxyCredentials);
if (regTrans != null) {
try {
regTrans.sendRequest();
} catch (Exception e) {
Log.info("Registration failed, cannot send transaction " + e);
PluginImpl.sipRegisterStatus = "Registration error " + e.toString();
}
} else {
Log.info("Registration failed, cannot create transaction");
PluginImpl.sipRegisterStatus = "Registration cannot create transaction";
}
} else {
Log.info("Registration failed " + responseReceivedEvent);
PluginImpl.sipRegisterStatus = "Registration failed";
}
}
} else {
Log.info("Unrecognized response: " + response);
}
}
/**
* Sends a request from the TI, generates a response at the RI side, sends it back and checks
* whether it arrives at the TI.
*/
public void testReceiveResponse() {
try {
// 1. Create and send the original request
Request invite = createTiInviteRequest(null, null, null);
RequestEvent receivedRequestEvent = null;
try {
// Send using TI and collect using RI
eventCollector.collectRequestEvent(riSipProvider);
tiSipProvider.sendRequest(invite);
waitForMessage();
receivedRequestEvent = eventCollector.extractCollectedRequestEvent();
if (receivedRequestEvent == null || receivedRequestEvent.getRequest() == null)
throw new TckInternalError("The sent request was not received by the RI!");
} catch (TooManyListenersException ex) {
throw new TckInternalError(
"A TooManyListenersException was thrown while trying to add "
+ "a SipListener to an RI SipProvider.",
ex);
} catch (SipException ex) {
throw new TiUnexpectedError("The TI failed to send the request!", ex);
}
Request receivedRequest = receivedRequestEvent.getRequest();
// 2. Create and send the response
Response ok = null;
try {
ok = riMessageFactory.createResponse(Response.OK, receivedRequest);
addStatus(receivedRequest, ok);
} catch (ParseException ex) {
throw new TckInternalError("Failed to create an OK response!", ex);
}
// Send the response using the RI and collect using TI
try {
eventCollector.collectResponseEvent(tiSipProvider);
} catch (TooManyListenersException ex) {
throw new TiUnexpectedError("Error while trying to add riSipProvider");
}
try {
riSipProvider.sendResponse(ok);
} catch (SipException ex) {
throw new TckInternalError("Could not send back the response", ex);
}
waitForMessage();
ResponseEvent responseEvent = eventCollector.extractCollectedResponseEvent();
// 3. Now ... do we like what we got?
assertNotNull("The TI failed to receive the response!", responseEvent);
assertNotNull("The TI failed to receive the response!", responseEvent.getResponse());
assertNull(
"The TI had implicitly created a client transaction! "
+ "Transactions should only be created explicitly using "
+ "the SipProvider.getNewXxxTransaction() method.",
responseEvent.getClientTransaction());
} catch (Throwable exc) {
exc.printStackTrace();
fail(exc.getClass().getName() + ": " + exc.getMessage());
}
assertTrue(new Exception().getStackTrace()[0].toString(), true);
}
public void processResponse(ResponseEvent responseReceivedEvent) {
System.out.println("Got a response");
Response response = (Response) responseReceivedEvent.getResponse();
Transaction tid = responseReceivedEvent.getClientTransaction();
System.out.println(
"Response received with client transaction id " + tid + ":\n" + response.getStatusCode());
if (tid == null) {
System.out.println("Stray response -- dropping ");
return;
}
System.out.println("transaction state is " + tid.getState());
System.out.println("Dialog = " + tid.getDialog());
System.out.println("Dialog State is " + tid.getDialog().getState());
try {
if (response.getStatusCode() == Response.OK
&& ((CSeqHeader) response.getHeader(CSeqHeader.NAME))
.getMethod()
.equals(Request.INVITE)) {
// Request cancel = inviteTid.createCancel();
// ClientTransaction ct =
// sipProvider.getNewClientTransaction(cancel);
// ct.sendRequest();
Dialog dialog = tid.getDialog();
CSeqHeader cseq = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
Request ackRequest = dialog.createAck(cseq.getSeqNumber());
System.out.println("Sending ACK");
dialog.sendAck(ackRequest);
// Send a Re INVITE but this time force it
// to use UDP as the transport. Else, it will
// Use whatever transport was used to create
// the dialog.
if (reInviteCount == 0) {
Request inviteRequest = dialog.createRequest(Request.INVITE);
((SipURI) inviteRequest.getRequestURI()).removeParameter("transport");
((ViaHeader) inviteRequest.getHeader(ViaHeader.NAME)).setTransport("udp");
inviteRequest.addHeader(contactHeader);
try {
Thread.sleep(100);
} catch (Exception ex) {
}
ClientTransaction ct = udpProvider.getNewClientTransaction(inviteRequest);
dialog.sendRequest(ct);
reInviteCount++;
}
}
} catch (Exception ex) {
ex.printStackTrace();
System.exit(0);
}
}
/**
* Dispatches the event received from a JAIN-SIP <tt>SipProvider</tt> to one of our "candidate
* recipient" listeners.
*
* @param event the event received for a <tt>SipProvider</tt>.
*/
public void processResponse(ResponseEvent event) {
try {
// we don't have to accept the transaction since we
// created the request
ClientTransaction transaction = event.getClientTransaction();
if (logger.isTraceEnabled())
logger.trace(
"received response: "
+ event.getResponse().getStatusCode()
+ " "
+ event.getResponse().getReasonPhrase());
if (transaction == null) {
logger.warn("Transaction is null, probably already expired!");
return;
}
ProtocolProviderServiceSipImpl service = getServiceData(transaction);
if (service != null) {
// Mark the dialog for the dispatching of later in-dialog
// responses. If there is no dialog then the initial request
// sure is marked otherwise we won't have found the service with
// getServiceData(). The request has to be marked in case we
// receive one more response in an out-of-dialog transaction.
if (event.getDialog() != null) {
SipApplicationData.setApplicationData(
event.getDialog(), SipApplicationData.KEY_SERVICE, service);
}
service.processResponse(event);
} else {
logger.error(
"We received a response which "
+ "wasn't marked, please report this to "
+ "*****@*****.**");
}
} catch (Throwable exc) {
// any exception thrown within our code should be caught here
// so that we could log it rather than interrupt stack activity with
// it.
this.logApplicationException(DialogTerminatedEvent.class, exc);
}
}
public void processResponse(ResponseEvent responseEvent) {
ClientTransaction ct = responseEvent.getClientTransaction();
Response response = responseEvent.getResponse();
ServerTransaction st = (ServerTransaction) ct.getApplicationData();
try {
Response otherResponse =
messageFactory.createResponse(response.getStatusCode(), st.getRequest());
if (response.getStatusCode() == 200 && ct.getRequest().getMethod().equals("INVITE")) {
Address address =
addressFactory.createAddress("B2BUA <sip:" + myAddress + ":" + myPort + ">");
ContactHeader contactHeader = headerFactory.createContactHeader(address);
response.addHeader(contactHeader);
ToHeader toHeader = (ToHeader) otherResponse.getHeader(ToHeader.NAME);
if (toHeader.getTag() == null)
toHeader.setTag(new Long(counter.getAndIncrement()).toString());
otherResponse.addHeader(contactHeader);
}
st.sendResponse(otherResponse);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void processResponse(ResponseEvent responseReceivedEvent) {
// System.out.println("Got a response");
Response response = (Response) responseReceivedEvent.getResponse();
Transaction tid = responseReceivedEvent.getClientTransaction();
// System.out.println("Response received with client transaction id "
// + tid + ":\n" + response);
try {
if (response.getStatusCode() == Response.OK
&& ((CSeqHeader) response.getHeader(CSeqHeader.NAME))
.getMethod()
.equals(Request.INVITE)) {
Dialog dialog = tid.getDialog();
Request request = tid.getRequest();
dialog.sendAck(request);
}
} catch (Exception ex) {
ex.printStackTrace();
System.exit(0);
}
}
public synchronized void processResponse(ResponseEvent responseReceivedEvent) {
try {
Response response = (Response) responseReceivedEvent.getResponse();
ClientTransaction clientTransaction = responseReceivedEvent.getClientTransaction();
int statusCode = response.getStatusCode();
FromHeader fromHeader = (FromHeader) response.getHeader(FromHeader.NAME);
String displayName = fromHeader.getAddress().getDisplayName();
if (Logger.logLevel >= Logger.LOG_SIP) {
Logger.println(
"Response: statusCode "
+ statusCode
+ " state "
+ getCallState()
+ " fromHeader "
+ displayName
+ " call participant "
+ cp.getName());
}
if (reasonCallTerminated != null) {
/*
* Ignore OK and Request Terminated.
* XXX what's the symbol for 487?
*/
if (statusCode != Response.OK && statusCode != 487) {
if (Logger.logLevel >= Logger.LOG_SIP) {
Logger.println("Call " + cp + ": request cancelled, ignoring response");
}
}
CallIdHeader callIdHeader = (CallIdHeader) response.getHeader("Call-Id");
String sipCallId = callIdHeader.getCallId();
sipServerCallback.removeSipListener(sipCallId);
return;
}
/*
* Some type of global failure that prevents the
* CallParticipant from being contacted, report failure.
*/
if (forceGatewayError) {
statusCode = 500;
forceGatewayError = false;
}
if (statusCode >= 500 && getState() == CallState.INVITED) {
Logger.error(
"Call " + cp + " gateway error: " + statusCode + " " + response.getReasonPhrase());
cancelRequest("gateway error: " + statusCode + " " + response.getReasonPhrase());
return;
} else if (statusCode == Response.PROXY_AUTHENTICATION_REQUIRED
|| statusCode == Response.UNAUTHORIZED) {
if (cp.getProxyCredentials() != null) {
try {
SipServer.handleChallenge(response, clientTransaction, cp.getProxyCredentials())
.sendRequest();
} catch (Exception e) {
Logger.println("Proxy authentification failed " + e);
}
}
return;
} else if (statusCode >= 400) {
// if we get a busy or an unknown error, play busy.
Logger.println("Call " + cp + " got status code :" + statusCode);
cp.setCallEndTreatment(null);
cp.setConferenceJoinTreatment(null);
cp.setConferenceLeaveTreatment(null);
/*
* play busy treatment, but deallocate any resources
* held up by ringBack first, if any.
*/
// stopCallAnsweredTreatment();
if (statusCode == Response.BUSY_HERE) {
try {
if (busyTreatment != null) {
addTreatment(busyTreatment);
// busyTreatment.waitForTreatment();
} else {
Logger.println("Unable to play busy treatment!!!");
}
} catch (Exception e) {
Logger.error("can't start busy treatment!" + sdpBody);
}
CallEvent callEvent = new CallEvent(CallEvent.BUSY_HERE);
callEvent.setInfo(response.getReasonPhrase());
sendCallEventNotification(callEvent);
}
// sipUtil.sendBye(clientTransaction);
cancelRequest(response.getReasonPhrase());
return;
}
/* state machine */
switch (getState()) {
/*
* CallParticipant picked up, send treatment if any,
* and wait for it to finish.
*/
case CallState.INVITED:
if (rejectCall) {
Logger.error(
"Call " + cp + " gateway error: " + statusCode + " " + response.getReasonPhrase());
cancelRequest("gateway error: " + statusCode + " " + response.getReasonPhrase());
return;
}
handleCallParticipantInvited(response, clientTransaction);
break;
/*
* Call established, the ACK needs to be resent.
* According to Ranga, this is done by the NIST SIP Stack.
*/
case CallState.ESTABLISHED:
if (statusCode == Response.OK) {
gotOk = true;
Logger.writeFile("Call " + cp + " Got OK, ESTABLISHED");
if (ackSent == false) {
sipUtil.sendAck(clientTransaction);
ackSent = true;
}
}
break;
case CallState.ENDED:
break; // ignore the response
default:
Logger.error("Process Response bad state " + getState() + "\n" + response);
}
} catch (SipException e) {
Logger.exception("Call " + cp + " SIP Stack error ", e);
cancelRequest("processResponse: SIP Stack error " + e.getMessage());
} catch (Exception e) {
Logger.exception("processResponse: " + cp, e);
cancelRequest("processResponse: SIP Stack error " + e.getMessage());
}
}
/** Tests creating of ACK requests. */
public void testCreateAck() {
try {
// 1. Create and send the original request
Request invite = createTiInviteRequest(null, null, null);
RequestEvent receivedRequestEvent = null;
ClientTransaction tran = null;
try {
tran = tiSipProvider.getNewClientTransaction(invite);
eventCollector.collectRequestEvent(riSipProvider);
tran.sendRequest();
waitForMessage();
receivedRequestEvent = eventCollector.extractCollectedRequestEvent();
if (receivedRequestEvent == null || receivedRequestEvent.getRequest() == null)
throw new TiUnexpectedError("The sent request was not received by the RI!");
} catch (TooManyListenersException ex) {
throw new TckInternalError(
"A TooManyListenersException was thrown while trying to add "
+ "a SipListener to an RI SipProvider.",
ex);
} catch (SipException ex) {
throw new TiUnexpectedError("The TI failed to send the request!", ex);
}
Request receivedRequest = receivedRequestEvent.getRequest();
// 2. Create and send the response
Response ok = null;
try {
ok = riMessageFactory.createResponse(Response.OK, receivedRequest);
} catch (ParseException ex) {
throw new TckInternalError("Failed to create an OK response!", ex);
}
// Send the response using the RI and collect using TI
try {
eventCollector.collectResponseEvent(tiSipProvider);
} catch (TooManyListenersException ex) {
throw new TiUnexpectedError("Error while trying to add riSipProvider");
}
try {
riSipProvider.sendResponse(ok);
} catch (SipException ex) {
throw new TckInternalError("Could not send back the response", ex);
}
waitForMessage();
ResponseEvent responseEvent = eventCollector.extractCollectedResponseEvent();
// 3. Now let's create the ack
if (responseEvent == null || responseEvent.getResponse() == null)
throw new TiUnexpectedError("The TI failed to receive the response!");
if (responseEvent.getClientTransaction() != tran)
throw new TiUnexpectedError(
"The TI has associated a new ClientTransaction to a response "
+ "instead of using existing one!");
Request ack = null;
try {
ack = tran.createAck();
} catch (SipException ex) {
ex.printStackTrace();
fail("A SipException was thrown while creating an ack request");
}
assertNotNull("ClientTransaction.createAck returned null!", ack);
assertEquals(
"The created request did not have a CANCEL method.", ack.getMethod(), Request.ACK);
assertEquals(
"Request-URIs of the original and the ack request do not match",
ack.getRequestURI(),
invite.getRequestURI());
assertEquals(
"Call-IDs of the original and the ack request do not match",
ack.getHeader(CallIdHeader.NAME),
invite.getHeader(CallIdHeader.NAME));
assertEquals(
"ToHeaders of the original and the ack request do not match",
ack.getHeader(ToHeader.NAME),
invite.getHeader(ToHeader.NAME));
assertTrue(
"The CSeqHeader's sequence number of the original and " + "the ack request do not match",
((CSeqHeader) ack.getHeader(CSeqHeader.NAME)).getSequenceNumber()
== ((CSeqHeader) invite.getHeader(CSeqHeader.NAME)).getSequenceNumber());
assertEquals(
"The CSeqHeader's method of the ack request was not ACK",
((CSeqHeader) ack.getHeader(CSeqHeader.NAME)).getMethod(),
Request.ACK);
} catch (Throwable exc) {
exc.printStackTrace();
fail(exc.getClass().getName() + ": " + exc.getMessage());
}
assertTrue(new Exception().getStackTrace()[0].toString(), true);
}
/**
* Sends a request from the RI, generates a response at the TI side, sends it back and checks
* whether it arrives at the RI.
*/
public void testSendResponse() {
try {
// 1. Create and send the original request
Request invite = createRiInviteRequest(null, null, null);
RequestEvent receivedRequestEvent = null;
try {
// Send using RI and collect using TI
eventCollector.collectRequestEvent(tiSipProvider);
riSipProvider.sendRequest(invite);
waitForMessage();
receivedRequestEvent = eventCollector.extractCollectedRequestEvent();
if (receivedRequestEvent == null || receivedRequestEvent.getRequest() == null)
throw new TiUnexpectedError("The sent request was not received by the RI!");
} catch (TooManyListenersException ex) {
throw new TiUnexpectedError(
"A TooManyListenersException was thrown while trying to add "
+ "a SipListener to a TI SipProvider.",
ex);
} catch (SipException ex) {
throw new TckInternalError("The RI failed to send the request!", ex);
}
Request receivedRequest = receivedRequestEvent.getRequest();
// 2. Create and send the response
// Create an ok response. We are not testing the message factory so let's
// not leave it a chance to mess something up and specify the response
// as completely as possible.
List via = new LinkedList();
via.add(receivedRequest.getHeader(ViaHeader.NAME));
Response ok = null;
try {
ok =
tiMessageFactory.createResponse(
Response.OK,
(CallIdHeader) receivedRequest.getHeader(CallIdHeader.NAME),
(CSeqHeader) receivedRequest.getHeader(CSeqHeader.NAME),
(FromHeader) receivedRequest.getHeader(FromHeader.NAME),
(ToHeader) receivedRequest.getHeader(ToHeader.NAME),
via,
(MaxForwardsHeader) receivedRequest.getHeader(MaxForwardsHeader.NAME));
addStatus(receivedRequest, ok);
} catch (ParseException ex) {
throw new TiUnexpectedError("Failed to create an OK response!", ex);
}
// Send the response using the TI and collect using RI
try {
eventCollector.collectResponseEvent(riSipProvider);
} catch (TooManyListenersException ex) {
throw new TckInternalError("Error while trying to add riSipProvider");
}
try {
tiSipProvider.sendResponse(ok);
} catch (SipException ex) {
ex.printStackTrace();
fail("A SipException occurred while trying to send an ok response.");
}
waitForMessage();
ResponseEvent responseEvent = eventCollector.extractCollectedResponseEvent();
assertNotNull("The sent response was not received by the RI!", responseEvent);
assertNotNull("The sent response was not received by the RI!", responseEvent.getResponse());
} catch (Throwable exc) {
exc.printStackTrace();
fail(exc.getClass().getName() + ": " + exc.getMessage());
}
assertTrue(new Exception().getStackTrace()[0].toString(), true);
}
/**
* Process a response from a distant contact.
*
* @param responseEvent the <tt>ResponseEvent</tt> containing the newly received SIP response.
* @return <tt>true</tt> if the specified event has been handled by this processor and shouldn't
* be offered to other processors registered for the same method; <tt>false</tt>, otherwise
*/
@Override
public boolean processResponse(ResponseEvent responseEvent) {
synchronized (messageProcessors) {
for (SipMessageProcessor listener : messageProcessors)
if (!listener.processResponse(responseEvent, sentMsg)) return true;
}
Request req = responseEvent.getClientTransaction().getRequest();
int status = responseEvent.getResponse().getStatusCode();
// content of the response
String content = null;
try {
content = new String(req.getRawContent(), getCharset(req));
} catch (UnsupportedEncodingException exc) {
if (logger.isDebugEnabled()) logger.debug("failed to convert the message charset", exc);
content = new String(req.getRawContent());
}
// to who did we send the original message ?
ToHeader toHeader = (ToHeader) req.getHeader(ToHeader.NAME);
if (toHeader == null) {
// should never happen
logger.error("send a request without a to header");
return false;
}
Contact to = opSetPersPresence.resolveContactID(toHeader.getAddress().getURI().toString());
if (to == null) {
logger.error(
"Error received a response from an unknown contact : "
+ toHeader.getAddress().getURI().toString()
+ " : "
+ responseEvent.getResponse().getStatusCode()
+ " "
+ responseEvent.getResponse().getReasonPhrase());
// error for delivering the message
fireMessageDeliveryFailed(
// we don't know what message it concerns
createMessage(content), to, MessageDeliveryFailedEvent.INTERNAL_ERROR);
return false;
}
// we retrieve the original message
String key = ((CallIdHeader) req.getHeader(CallIdHeader.NAME)).getCallId();
Message newMessage = sentMsg.get(key);
if (newMessage == null) {
// should never happen
logger.error("Couldn't find the message sent");
// error for delivering the message
fireMessageDeliveryFailed(
// we don't know what message it is
createMessage(content), to, MessageDeliveryFailedEvent.INTERNAL_ERROR);
return true;
}
// status 401/407 = proxy authentification
if (status >= 400 && status != 401 && status != 407) {
if (logger.isInfoEnabled())
logger.info(
responseEvent.getResponse().getStatusCode()
+ " "
+ responseEvent.getResponse().getReasonPhrase());
// error for delivering the message
MessageDeliveryFailedEvent evt =
new MessageDeliveryFailedEvent(
newMessage,
to,
MessageDeliveryFailedEvent.NETWORK_FAILURE,
System.currentTimeMillis(),
responseEvent.getResponse().getStatusCode()
+ " "
+ responseEvent.getResponse().getReasonPhrase());
fireMessageEvent(evt);
sentMsg.remove(key);
} else if (status == 401 || status == 407) {
// proxy ask for authentification
if (logger.isDebugEnabled())
logger.debug(
"proxy asks authentication : "
+ responseEvent.getResponse().getStatusCode()
+ " "
+ responseEvent.getResponse().getReasonPhrase());
ClientTransaction clientTransaction = responseEvent.getClientTransaction();
SipProvider sourceProvider = (SipProvider) responseEvent.getSource();
try {
processAuthenticationChallenge(
clientTransaction, responseEvent.getResponse(), sourceProvider);
} catch (OperationFailedException ex) {
logger.error("can't solve the challenge", ex);
// error for delivering the message
MessageDeliveryFailedEvent evt =
new MessageDeliveryFailedEvent(
newMessage,
to,
MessageDeliveryFailedEvent.NETWORK_FAILURE,
System.currentTimeMillis(),
ex.getMessage());
fireMessageEvent(evt);
sentMsg.remove(key);
}
} else if (status >= 200) {
if (logger.isDebugEnabled())
logger.debug(
"Ack received from the network : "
+ responseEvent.getResponse().getStatusCode()
+ " "
+ responseEvent.getResponse().getReasonPhrase());
// we delivered the message
MessageDeliveredEvent msgDeliveredEvt =
new MessageDeliveredEvent(newMessage, to, System.currentTimeMillis());
fireMessageEvent(msgDeliveredEvt);
// we don't need this message anymore
sentMsg.remove(key);
}
return true;
}
/**
* Implements {@link MethodProcessor#processResponse(ResponseEvent)}. Handles only responses to
* SUBSCRIBE requests because they are the only requests concerning event package subscribers (and
* the only requests sent by them, for that matter) and if the processing of a given response
* requires event package-specific handling, delivers the response to the matching
* <tt>Subscription</tt> instance. Examples of such event package-specific handling include
* letting the respective <tt>Subscription</tt> handle the success or failure in the establishment
* of a subscription.
*
* @param responseEvent a <tt>ResponseEvent</tt> specifying the SIP <tt>Response</tt> to be
* processed
* @return <tt>true</tt> if the SIP <tt>Response</tt> specified by <tt>responseEvent</tt> was
* processed; otherwise, <tt>false</tt>
*/
@Override
public boolean processResponse(ResponseEvent responseEvent) {
Response response = responseEvent.getResponse();
CSeqHeader cseqHeader = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
if (cseqHeader == null) {
logger.error("An incoming response did not contain a CSeq header");
return false;
}
if (!Request.SUBSCRIBE.equals(cseqHeader.getMethod())) return false;
ClientTransaction clientTransaction = responseEvent.getClientTransaction();
Request request = clientTransaction.getRequest();
/*
* Don't handle responses to requests not coming from this event
* package.
*/
if (request != null) {
EventHeader eventHeader = (EventHeader) request.getHeader(EventHeader.NAME);
if ((eventHeader == null) || !eventPackage.equalsIgnoreCase(eventHeader.getEventType()))
return false;
}
// Find the subscription.
CallIdHeader callIdHeader = (CallIdHeader) response.getHeader(CallIdHeader.NAME);
String callId = callIdHeader.getCallId();
Subscription subscription = getSubscription(callId);
// if it's the response to an unsubscribe message, we just ignore it
// whatever the response is however if we need to handle a
// challenge, we do it
ExpiresHeader expHeader = response.getExpires();
int statusCode = response.getStatusCode();
SipProvider sourceProvider = (SipProvider) responseEvent.getSource();
if (((expHeader != null) && (expHeader.getExpires() == 0))
|| (subscription == null)) // this handle the unsubscription
// case where we removed the contact
// from subscribedContacts
{
boolean processed = false;
if ((statusCode == Response.UNAUTHORIZED)
|| (statusCode == Response.PROXY_AUTHENTICATION_REQUIRED)) {
try {
processAuthenticationChallenge(clientTransaction, response, sourceProvider);
processed = true;
} catch (OperationFailedException e) {
logger.error("can't handle the challenge", e);
}
} else if ((statusCode != Response.OK) && (statusCode != Response.ACCEPTED)) processed = true;
// any other cases (200/202) will imply a NOTIFY, so we will
// handle the end of a subscription there
return processed;
}
if ((statusCode >= Response.OK) && (statusCode < Response.MULTIPLE_CHOICES)) {
// OK (200/202)
if ((statusCode == Response.OK) || (statusCode == Response.ACCEPTED)) {
if (expHeader == null) {
// not conform to rfc3265
logger.error("no Expires header in this response");
return false;
}
SubscriptionRefreshTask refreshTask = new SubscriptionRefreshTask(subscription);
subscription.setTimerTask(refreshTask);
int refreshDelay = expHeader.getExpires();
// try to keep a margin if the refresh delay allows it
if (refreshDelay >= (2 * refreshMargin)) refreshDelay -= refreshMargin;
timer.schedule(refreshTask, refreshDelay * 1000);
// do it to remember the dialog in case of a polling
// subscription (which means no call to finalizeSubscription)
subscription.setDialog(clientTransaction.getDialog());
subscription.processSuccessResponse(responseEvent, statusCode);
}
} else if ((statusCode >= Response.MULTIPLE_CHOICES) && (statusCode < Response.BAD_REQUEST)) {
if (logger.isInfoEnabled())
logger.info(
"Response to subscribe to "
+ subscription.getAddress()
+ ": "
+ response.getReasonPhrase());
} else if (statusCode >= Response.BAD_REQUEST) {
// if the response is a 423 response, just re-send the request
// with a valid expires value
if (statusCode == Response.INTERVAL_TOO_BRIEF) {
MinExpiresHeader min = (MinExpiresHeader) response.getHeader(MinExpiresHeader.NAME);
if (min == null) {
logger.error("no minimal expires value in this 423 " + "response");
return false;
}
ExpiresHeader exp = request.getExpires();
try {
exp.setExpires(min.getExpires());
} catch (InvalidArgumentException e) {
logger.error("can't set the new expires value", e);
return false;
}
ClientTransaction transac = null;
try {
transac = protocolProvider.getDefaultJainSipProvider().getNewClientTransaction(request);
} catch (TransactionUnavailableException e) {
logger.error("can't create the client transaction", e);
return false;
}
try {
transac.sendRequest();
} catch (SipException e) {
logger.error("can't send the new request", e);
return false;
}
return true;
// UNAUTHORIZED (401/407)
} else if ((statusCode == Response.UNAUTHORIZED)
|| (statusCode == Response.PROXY_AUTHENTICATION_REQUIRED)) {
try {
processAuthenticationChallenge(clientTransaction, response, sourceProvider);
} catch (OperationFailedException e) {
logger.error("can't handle the challenge", e);
removeSubscription(callId, subscription);
subscription.processFailureResponse(responseEvent, statusCode);
}
// 408 480 486 600 603 : non definitive reject
// others: definitive reject (or not implemented)
} else {
if (logger.isDebugEnabled()) logger.debug("error received from the network:\n" + response);
removeSubscription(callId, subscription);
subscription.processFailureResponse(responseEvent, statusCode);
}
}
return true;
}