/** Process the ACK request. Send the bye and complete the call flow. */ public void processAck(RequestEvent requestEvent, ServerTransaction serverTransaction) { SipProvider sipProvider = (SipProvider) requestEvent.getSource(); try { // System.out.println("*** shootme: got an ACK " // + requestEvent.getRequest()); if (serverTransaction == null) { System.out.println("null server transaction -- ignoring the ACK!"); return; } Dialog dialog = serverTransaction.getDialog(); this.createdCount++; System.out.println( "Dialog Created = " + dialog.getDialogId() + " createdCount " + this.createdCount + " Dialog State = " + dialog.getState()); if (this.dialogIds.contains(dialog.getDialogId())) { System.out.println("OOPS ! I already saw " + dialog.getDialogId()); } else { this.dialogIds.add(dialog.getDialogId()); } Request byeRequest = dialog.createRequest(Request.BYE); ClientTransaction tr = sipProvider.getNewClientTransaction(byeRequest); // System.out.println("shootme: got an ACK -- sending bye! "); dialog.sendRequest(tr); } catch (Exception ex) { ex.printStackTrace(); System.exit(0); } }
/** * 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) { 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); } }
/** Process the any in dialog request - MESSAGE, BYE, INFO, UPDATE. */ public void processInDialogRequest( RequestEvent requestEvent, ServerTransaction serverTransactionId) { SipProvider sipProvider = (SipProvider) requestEvent.getSource(); Request request = requestEvent.getRequest(); Dialog dialog = requestEvent.getDialog(); System.out.println("local party = " + dialog.getLocalParty()); try { System.out.println("b2bua: got a bye sending OK."); Response response = messageFactory.createResponse(200, request); serverTransactionId.sendResponse(response); System.out.println("Dialog State is " + serverTransactionId.getDialog().getState()); Dialog otherLeg = (Dialog) dialog.getApplicationData(); Request otherBye = otherLeg.createRequest(request.getMethod()); ClientTransaction clientTransaction = sipProvider.getNewClientTransaction(otherBye); clientTransaction.setApplicationData(serverTransactionId); serverTransactionId.setApplicationData(clientTransaction); otherLeg.sendRequest(clientTransaction); } catch (Exception ex) { ex.printStackTrace(); System.exit(0); } }
/** Refreshes the <tt>Subscription</tt> associated with this <tt>TimerTask</tt>. */ @Override public void run() { Dialog dialog = subscription.getDialog(); if (dialog == null) { logger.warn( "null dialog associated with " + subscription + ", can't refresh the subscription"); return; } ClientTransaction transac = null; try { transac = createSubscription(subscription, dialog, subscriptionDuration); } catch (OperationFailedException e) { logger.error("Failed to create subscriptionTransaction.", e); return; } try { dialog.sendRequest(transac); } catch (SipException e) { logger.error("Can't send the request", e); } }
/** * Creates and sends a SUBSCRIBE request to a specific subscription <tt>Address</tt>/Request URI * if it matches a <tt>Subscription</tt> with an id tag of its Event header of a specific value in * the list of subscriptions managed by this instance with an Expires header value of zero in * order to terminate receiving event notifications and removes the specified * <tt>Subscription</tt> from the list of subscriptions managed by this instance. The removed * <tt>Subscription</tt> may 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 the SUBSCRIBE request fails, the associated <tt>Subscription</tt> is not removed from * the list of subscriptions managed by this instance. If the specified <tt>Address</tt> does not * identify an existing <tt>Subscription</tt> in the list of subscriptions managed by this * instance, an assertion may optionally be performed or no reaction can be taken. * * @param toAddress a subscription <tt>Address</tt>/Request URI which identifies a * <tt>Subscription</tt> to be removed from the list of subscriptions managed by this instance * @param eventId the id tag placed in the Event header of the <tt>Subscription</tt> to be matched * if there is one or <tt>null</tt> if the <tt>Subscription</tt> should have no id tag in its * Event header * @param assertSubscribed <tt>true</tt> to assert if the specified subscription * <tt>Address</tt>/Request URI does not identify an existing <tt>Subscription</tt> in the * list of subscriptions managed by this instance; <tt>false</tt> to not assert if the * mentioned condition is met * @throws IllegalArgumentException if <tt>assertSubscribed</tt> is <tt>true</tt> and * <tt>toAddress</tt> and <tt>eventId</tt> do not identify an existing <tt>Subscription</tt> * in the list of subscriptions managed by this instance * @throws OperationFailedException if we fail constructing or sending the unSUBSCRIBE request. */ public void unsubscribe(Address toAddress, String eventId, boolean assertSubscribed) throws IllegalArgumentException, OperationFailedException { Subscription subscription = getSubscription(toAddress, eventId); if (subscription == null) if (assertSubscribed) throw new IllegalArgumentException("trying to unregister a not registered contact"); else return; Dialog dialog = subscription.getDialog(); // we stop the subscription if we're subscribed to this contact if (dialog != null) { String callId = dialog.getCallId().getCallId(); ClientTransaction subscribeTransaction; try { subscribeTransaction = createSubscription(subscription, dialog, 0); } catch (OperationFailedException e) { if (logger.isDebugEnabled()) logger.debug("failed to create the unsubscription", e); throw e; } // we are not anymore subscribed to this contact // this ensure that the response of this request will be // handled as an unsubscription response removeSubscription(callId, subscription); try { dialog.sendRequest(subscribeTransaction); } catch (SipException e) { if (logger.isDebugEnabled()) logger.debug("Can't send the request", e); throw new OperationFailedException( "Failed to send the subscription message", OperationFailedException.NETWORK_FAILURE, e); } } }
public void sendSubscribe(String localURL, String buddyURI, boolean EXPIRED) { try { logger.debug("Sending SUBSCRIBE in progress to the buddy: " + buddyURI); int proxyPort = imUA.getProxyPort(); String proxyAddress = imUA.getProxyAddress(); String imProtocol = imUA.getIMProtocol(); SipStack sipStack = imUA.getSipStack(); SipProvider sipProvider = imUA.getSipProvider(); MessageFactory messageFactory = imUA.getMessageFactory(); HeaderFactory headerFactory = imUA.getHeaderFactory(); AddressFactory addressFactory = imUA.getAddressFactory(); // Request-URI: // URI requestURI=addressFactory.createURI(buddyURI); SipURI requestURI = addressFactory.createSipURI(null, proxyAddress); requestURI.setPort(proxyPort); requestURI.setTransportParam(imProtocol); // Call-Id: CallIdHeader callIdHeader = null; // CSeq: CSeqHeader cseqHeader = null; // To header: ToHeader toHeader = null; // From Header: FromHeader fromHeader = null; // Via header String branchId = Utils.generateBranchId(); ViaHeader viaHeader = headerFactory.createViaHeader( imUA.getIMAddress(), imUA.getIMPort(), imProtocol, branchId); Vector viaList = new Vector(); viaList.addElement(viaHeader); PresenceManager presenceManager = imUA.getPresenceManager(); Presentity presentity = presenceManager.getPresentity(buddyURI); Dialog dialog = null; if (presentity != null) dialog = presentity.getDialog(); if (dialog != null) { // We have to remove the subscriber and the Presentity related // with this Buddy... presenceManager.removePresentity(buddyURI); Subscriber subscriber = presenceManager.getSubscriber(buddyURI); if (subscriber == null) { // It means that the guy does not have us in his buddy list // nothing to do!!! } else { presenceManager.removeSubscriber(buddyURI); } Address localAddress = dialog.getLocalParty(); Address remoteAddress = dialog.getRemoteParty(); fromHeader = headerFactory.createFromHeader(localAddress, dialog.getLocalTag()); toHeader = headerFactory.createToHeader(remoteAddress, dialog.getRemoteTag()); long cseq = dialog.getLocalSeqNumber(); cseqHeader = headerFactory.createCSeqHeader(cseq, "MESSAGE"); callIdHeader = dialog.getCallId(); } else { String localTag = Utils.generateTag(); Address toAddress = addressFactory.createAddress(buddyURI); Address fromAddress = addressFactory.createAddress(localURL); fromHeader = headerFactory.createFromHeader(fromAddress, localTag); toHeader = headerFactory.createToHeader(toAddress, null); // CSeq: cseqHeader = headerFactory.createCSeqHeader(1L, "SUBSCRIBE"); callIdCounter++; // Call-ID: callIdHeader = (CallIdHeader) headerFactory.createCallIdHeader("nist-sip-im-subscribe-callId" + callIdCounter); } // MaxForwards header: MaxForwardsHeader maxForwardsHeader = headerFactory.createMaxForwardsHeader(70); Request request = messageFactory.createRequest( requestURI, "SUBSCRIBE", callIdHeader, cseqHeader, fromHeader, toHeader, viaList, maxForwardsHeader); RouteHeader rh = this.imUA.getRouteToProxy(); request.setHeader(rh); // Contact header: SipURI sipURI = addressFactory.createSipURI(null, imUA.getIMAddress()); sipURI.setPort(imUA.getIMPort()); sipURI.setTransportParam(imUA.getIMProtocol()); Address contactAddress = addressFactory.createAddress(sipURI); ContactHeader contactHeader = headerFactory.createContactHeader(contactAddress); request.setHeader(contactHeader); ExpiresHeader expiresHeader = null; if (EXPIRED) { expiresHeader = headerFactory.createExpiresHeader(0); } else { expiresHeader = headerFactory.createExpiresHeader(presenceManager.getExpiresTime()); } request.setHeader(expiresHeader); // WE have to add a new Header: "Event" Header eventHeader = headerFactory.createHeader("Event", "presence"); request.setHeader(eventHeader); // Add Acceptw Header Header acceptHeader = headerFactory.createHeader("Accept", "application/pidf+xml"); request.setHeader(acceptHeader); // ProxyAuthorization header if not null: ProxyAuthorizationHeader proxyAuthHeader = imUA.getProxyAuthorizationHeader(); if (proxyAuthHeader != null) request.setHeader(proxyAuthHeader); ClientTransaction clientTransaction = sipProvider.getNewClientTransaction(request); if (dialog != null) { dialog.sendRequest(clientTransaction); } else { clientTransaction.sendRequest(); } logger.debug("IMSubscribeProcessing, sendSubscribe(), SUBSCRIBE sent:\n" + request); } catch (Exception ex) { ex.printStackTrace(); } }