/** Tests sending a request from a ClientTransaction. */ public void testSendRequest() { try { 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(); assertNotNull("The sent request was not received by the RI!", receivedRequestEvent); assertNotNull( "The sent request was not received by the RI!", receivedRequestEvent.getRequest()); } catch (TransactionUnavailableException exc) { throw new TiUnexpectedError( "A TransactionUnavailableException was thrown while trying to " + "create a new client transaction", exc); } catch (SipException exc) { exc.printStackTrace(); fail("The SipException was thrown while trying to send the request."); } catch (TooManyListenersException exc) { throw new TckInternalError( "A TooManyListenersException was thrown while trying " + "to add a SipListener to an RI SipProvider", exc); } } catch (Throwable exc) { exc.printStackTrace(); fail(exc.getClass().getName() + ": " + exc.getMessage()); } assertTrue(new Exception().getStackTrace()[0].toString(), true); }
/** * Attempts to re-generate the corresponding request with the proper credentials. * * @param clientTransaction the corresponding transaction * @param response the challenge * @param jainSipProvider the provider that received the challenge * @throws OperationFailedException if processing the authentication challenge fails. */ private void processAuthenticationChallenge( ClientTransaction clientTransaction, Response response, SipProvider jainSipProvider) throws OperationFailedException { try { if (logger.isDebugEnabled()) logger.debug("Authenticating a message request."); ClientTransaction retryTran = null; // we synch here to protect seqN increment synchronized (this) { retryTran = sipProvider .getSipSecurityManager() .handleChallenge(response, clientTransaction, jainSipProvider, seqN++); } if (retryTran == null) { if (logger.isTraceEnabled()) logger.trace("No password supplied or error occured!"); return; } retryTran.sendRequest(); return; } catch (Exception exc) { logger.error("We failed to authenticate a message request.", exc); throw new OperationFailedException( "Failed to authenticate" + "a message request", OperationFailedException.INTERNAL_ERROR, exc); } }
/** * Creates and sends a SUBSCRIBE request to the subscription <tt>Address</tt>/Request URI of a * specific <tt>Subscription</tt> in order to request receiving event notifications and adds the * specified <tt>Subscription</tt> to the list of subscriptions managed by this instance. The * added <tt>Subscription</tt> may later receive notifications to process the <tt>Request</tt>s * and/or <tt>Response</tt>s which constitute the signaling session associated with it. If the * attempt to create and send the SUBSCRIBE request fails, the specified <tt>Subscription</tt> is * not added to the list of subscriptions managed by this instance. * * @param subscription a <tt>Subscription</tt> which specifies the properties of the SUBSCRIBE * request to be created and sent, to be added to the list of subscriptions managed by this * instance * @throws OperationFailedException if we fail constructing or sending the subscription request. */ public void subscribe(Subscription subscription) throws OperationFailedException { Dialog dialog = subscription.getDialog(); if ((dialog != null) && DialogState.TERMINATED.equals(dialog.getState())) dialog = null; // create the subscription ClientTransaction subscribeTransaction = null; try { subscribeTransaction = (dialog == null) ? createSubscription(subscription, subscriptionDuration) : createSubscription(subscription, dialog, subscriptionDuration); } catch (OperationFailedException ex) { ProtocolProviderServiceSipImpl.throwOperationFailedException( "Failed to create the subscription", OperationFailedException.INTERNAL_ERROR, ex, logger); } // we register the contact to find him when the OK will arrive CallIdHeader callIdHeader = (CallIdHeader) subscribeTransaction.getRequest().getHeader(CallIdHeader.NAME); String callId = callIdHeader.getCallId(); addSubscription(callId, subscription); // send the message try { if (dialog == null) subscribeTransaction.sendRequest(); else dialog.sendRequest(subscribeTransaction); } catch (SipException ex) { // this contact will never been accepted or rejected removeSubscription(callId, subscription); ProtocolProviderServiceSipImpl.throwOperationFailedException( "Failed to send the subscription", OperationFailedException.NETWORK_FAILURE, ex, logger); } }
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); } }
/** * Creates an invite request using the Tested Implementation and then tests creating a cancel for * the same invite request. */ public void testCreateCancel() { try { Request invite = createTiInviteRequest(null, null, null); ClientTransaction tran = null; try { tran = tiSipProvider.getNewClientTransaction(invite); } catch (TransactionUnavailableException exc) { throw new TiUnexpectedError( "A TransactionUnavailableException was thrown while trying to " + "create a new client transaction", exc); } Request cancel = null; try { cancel = tran.createCancel(); } catch (SipException ex) { ex.printStackTrace(); fail("Failed to create cancel request!"); } assertEquals( "The created request did not have a CANCEL method.", cancel.getMethod(), Request.CANCEL); assertEquals( "Request-URIs of the original and the cancel request do not match", cancel.getRequestURI(), invite.getRequestURI()); assertEquals( "Call-IDs of the original and the cancel request do not match", cancel.getHeader(CallIdHeader.NAME), invite.getHeader(CallIdHeader.NAME)); assertEquals( "ToHeaders of the original and the cancel request do not match", cancel.getHeader(ToHeader.NAME), invite.getHeader(ToHeader.NAME)); assertTrue( "The CSeqHeader's sequence number of the original and " + "the cancel request do not match", ((CSeqHeader) cancel.getHeader(CSeqHeader.NAME)).getSequenceNumber() == ((CSeqHeader) invite.getHeader(CSeqHeader.NAME)).getSequenceNumber()); assertEquals( "The CSeqHeader's method of the cancel request was not CANCEL", ((CSeqHeader) cancel.getHeader(CSeqHeader.NAME)).getMethod(), Request.CANCEL); assertTrue( "There was no ViaHeader in the cancel request", cancel.getHeaders(ViaHeader.NAME).hasNext()); Iterator cancelVias = cancel.getHeaders(ViaHeader.NAME); ViaHeader cancelVia = ((ViaHeader) cancelVias.next()); ViaHeader inviteVia = ((ViaHeader) invite.getHeaders(ViaHeader.NAME).next()); assertEquals( "ViaHeaders of the original and the cancel request do not match!", cancelVia, inviteVia); assertFalse("Cancel request had more than one ViaHeader.", cancelVias.hasNext()); } catch (Throwable exc) { exc.printStackTrace(); fail(exc.getClass().getName() + ": " + exc.getMessage()); } assertTrue(new Exception().getStackTrace()[0].toString(), true); }
/** * Sends <tt>messageRequest</tt> to the specified destination and logs <tt>messageContent</tt> for * later use. * * @param messageRequest the <tt>SipRequest</tt> that we are about to send. * @param to the Contact that we are sending <tt>messageRequest</tt> to. * @param messageContent the SC <tt>Message</tt> that was used to create the <tt>Request</tt> . * @throws TransactionUnavailableException if we fail creating the transaction required to send * <tt>messageRequest</tt>. * @throws SipException if we fail sending <tt>messageRequest</tt>. */ void sendMessageRequest(Request messageRequest, Contact to, Message messageContent) throws TransactionUnavailableException, SipException { // Transaction ClientTransaction messageTransaction; SipProvider jainSipProvider = this.sipProvider.getDefaultJainSipProvider(); messageTransaction = jainSipProvider.getNewClientTransaction(messageRequest); // send the message messageTransaction.sendRequest(); // we register the reference to this message to retrieve it when // we'll receive the response message String key = ((CallIdHeader) messageRequest.getHeader(CallIdHeader.NAME)).getCallId(); this.sentMsg.put(key, messageContent); }
public void unregister() throws IOException { if (!isRegistered) { return; } cancelPendingRegistrations(); isRegistered = false; if (this.registerRequest == null) { Log.info("Couldn't find the initial register request"); throw new IOException("Couldn't find the initial register request"); } Request unregisterRequest = (Request) registerRequest.clone(); try { unregisterRequest.getExpires().setExpires(0); CSeqHeader cSeqHeader = (CSeqHeader) unregisterRequest.getHeader(CSeqHeader.NAME); // [issue 1] - increment registration cseq number // reported by - Roberto Tealdi <*****@*****.**> cSeqHeader.setSequenceNumber(cSeqHeader.getSequenceNumber() + 1); } catch (InvalidArgumentException e) { Log.info("Unable to set Expires Header " + e.getMessage()); return; } ClientTransaction unregisterTransaction = null; try { unregisterTransaction = sipProvider.getNewClientTransaction(unregisterRequest); } catch (TransactionUnavailableException e) { throw new IOException("Unable to create a unregister transaction " + e.getMessage()); } try { unregisterTransaction.sendRequest(); } catch (SipException e) { Log.info("Faied to send unregister request " + e.getMessage()); return; } }
/** Test whether new ClientTransactions are properly created. */ public void testGetNewClientTransaction() { try { Request invite = createTiInviteRequest(null, null, null); ClientTransaction tran = null; try { tran = tiSipProvider.getNewClientTransaction(invite); } catch (TransactionUnavailableException exc) { exc.printStackTrace(); fail( "A TransactionUnavailableException was thrown while trying to " + "create a new client transaction"); } assertNotNull( "A null ClientTransaction was returned by SipProvider." + "getNewClientTransaction().", tran); String tranBranch = tran.getBranchId(); String reqBranch = ((ViaHeader) invite.getHeader(ViaHeader.NAME)).getBranch(); assertEquals( "The newly created transaction did not have the same " + "branch id as the request that created it", tranBranch, reqBranch); assertNotNull( "The newly created transaction returned a null Dialog. " + "Please check the docs on Transaction.getDialog()", tran.getDialog()); assertNotNull( "The transaction's getRequest() method returned a null Request ", tran.getRequest()); assertEquals( "The transaction's getRequest() method returned a Request " + "that did not match the one that we used to create it!", tran.getRequest(), invite); } catch (Throwable exc) { exc.printStackTrace(); fail(exc.getClass().getName() + ": " + exc.getMessage()); } assertTrue(new Exception().getStackTrace()[0].toString(), true); }
/** 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); }
private void register() throws IOException { Log.info("Registering with " + registrar); FromHeader fromHeader = getFromHeader(); Address fromAddress = fromHeader.getAddress(); // Request URI SipURI requestURI = null; try { requestURI = addressFactory.createSipURI(null, registrar); } catch (ParseException e) { throw new IOException("Bad registrar address:" + registrar + " " + e.getMessage()); } // requestURI.setPort(registrarPort); try { requestURI.setTransportParam(sipProvider.getListeningPoint().getTransport()); } catch (ParseException e) { throw new IOException( sipProvider.getListeningPoint().getTransport() + " is not a valid transport! " + e.getMessage()); } CallIdHeader callIdHeader = sipProvider.getNewCallId(); CSeqHeader cSeqHeader = null; try { cSeqHeader = headerFactory.createCSeqHeader(1, Request.REGISTER); } catch (ParseException e) { // Should never happen throw new IOException("Corrupt Sip Stack " + e.getMessage()); } catch (InvalidArgumentException e) { // Should never happen throw new IOException("The application is corrupt "); } ToHeader toHeader = null; try { String proxyWorkAround = System.getProperty("com.sun.mc.softphone.REGISTRAR_WORKAROUND"); if (proxyWorkAround != null && proxyWorkAround.toUpperCase().equals("TRUE")) { SipURI toURI = (SipURI) (requestURI.clone()); toURI.setUser(System.getProperty("user.name")); toHeader = headerFactory.createToHeader(addressFactory.createAddress(toURI), null); } else { toHeader = headerFactory.createToHeader(fromAddress, null); } } catch (ParseException e) { throw new IOException( "Could not create a To header for address:" + fromHeader.getAddress() + " " + e.getMessage()); } ArrayList viaHeaders = getLocalViaHeaders(); MaxForwardsHeader maxForwardsHeader = getMaxForwardsHeader(); Request request = null; try { request = messageFactory.createRequest( requestURI, Request.REGISTER, callIdHeader, cSeqHeader, fromHeader, toHeader, viaHeaders, maxForwardsHeader); } catch (ParseException e) { throw new IOException("Could not create the register request! " + e.getMessage()); } ExpiresHeader expHeader = null; for (int retry = 0; retry < 2; retry++) { try { expHeader = headerFactory.createExpiresHeader(expires); } catch (InvalidArgumentException e) { if (retry == 0) { continue; } throw new IOException( "Invalid registrations expiration parameter - " + expires + " " + e.getMessage()); } } request.addHeader(expHeader); ContactHeader contactHeader = getRegistrationContactHeader(); request.addHeader(contactHeader); try { SipURI routeURI = (SipURI) addressFactory.createURI("sip:" + proxyCredentials.getProxy() + ";lr"); RouteHeader routeHeader = headerFactory.createRouteHeader(addressFactory.createAddress(routeURI)); request.addHeader(routeHeader); } catch (Exception e) { Log.error("Creating registration route error ", e); } ClientTransaction regTrans = null; try { regTrans = sipProvider.getNewClientTransaction(request); } catch (TransactionUnavailableException e) { throw new IOException( "Could not create a register transaction!\n" + "Check that the Registrar address is correct! " + e.getMessage()); } try { sipCallId = callIdHeader.getCallId(); sipServerCallback.addSipListener(sipCallId, this); registerRequest = request; regTrans.sendRequest(); Log.debug("Sent register request " + registerRequest); if (expires > 0) { scheduleReRegistration(); } } catch (Exception e) { throw new IOException("Could not send out the register request! " + e.getMessage()); } this.registerRequest = request; }
@Override public void run() { try { logger.logEntry(); // From FromHeader fromHeader = null; try { // this keep alive task only makes sense in case we have // a registrar so we deliberately use our AOR and do not // use the getOurSipAddress() method. fromHeader = provider .getHeaderFactory() .createFromHeader( provider.getRegistrarConnection().getAddressOfRecord(), SipMessageFactory.generateLocalTag()); } catch (ParseException ex) { // this should never happen so let's just log and bail. logger.error("Failed to generate a from header for " + "our register request.", ex); return; } // Call ID Header CallIdHeader callIdHeader = provider.getDefaultJainSipProvider().getNewCallId(); // CSeq Header CSeqHeader cSeqHeader = null; try { cSeqHeader = provider.getHeaderFactory().createCSeqHeader(getNextCSeqValue(), Request.OPTIONS); } catch (ParseException ex) { // Should never happen logger.error("Corrupt Sip Stack", ex); return; } catch (InvalidArgumentException ex) { // Should never happen logger.error("The application is corrupt", ex); return; } // To Header ToHeader toHeader = null; try { // this request isn't really going anywhere so we put our // own address in the To Header. toHeader = provider.getHeaderFactory().createToHeader(fromHeader.getAddress(), null); } catch (ParseException ex) { logger.error("Could not create a To header for address:" + fromHeader.getAddress(), ex); return; } // MaxForwardsHeader MaxForwardsHeader maxForwardsHeader = provider.getMaxForwardsHeader(); // Request Request request = null; try { // create a host-only uri for the request uri header. String domain = ((SipURI) toHeader.getAddress().getURI()).getHost(); // request URI SipURI requestURI = provider.getAddressFactory().createSipURI(null, domain); // Via Headers ArrayList<ViaHeader> viaHeaders = provider.getLocalViaHeaders(requestURI); request = provider .getMessageFactory() .createRequest( requestURI, Request.OPTIONS, callIdHeader, cSeqHeader, fromHeader, toHeader, viaHeaders, maxForwardsHeader); if (logger.isDebugEnabled()) logger.debug("Created OPTIONS request " + request); } catch (ParseException ex) { logger.error("Could not create an OPTIONS request!", ex); return; } Iterator<String> supportedMethods = provider.getSupportedMethods().iterator(); // add to the allows header all methods that we support while (supportedMethods.hasNext()) { String method = supportedMethods.next(); // don't support REGISTERs if (method.equals(Request.REGISTER)) continue; request.addHeader(provider.getHeaderFactory().createAllowHeader(method)); } Iterator<String> events = provider.getKnownEventsList().iterator(); synchronized (provider.getKnownEventsList()) { while (events.hasNext()) { String event = events.next(); request.addHeader(provider.getHeaderFactory().createAllowEventsHeader(event)); } } // Transaction ClientTransaction optionsTrans = null; try { optionsTrans = provider.getDefaultJainSipProvider().getNewClientTransaction(request); } catch (TransactionUnavailableException ex) { logger.error("Could not create options transaction!\n", ex); return; } try { optionsTrans.sendRequest(); if (logger.isDebugEnabled()) logger.debug("sent request= " + request); } catch (SipException ex) { logger.error("Could not send out the options request!", ex); if (ex.getCause() instanceof IOException) { // IOException problem with network disconnect(); } return; } } catch (Exception ex) { logger.error("Cannot send OPTIONS keep alive", ex); } }
/** * 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; }