Start line:  
End line:  

Snippet Preview

Snippet HTML Code

Stack Overflow Questions
  /*
  * Conditions Of Use
  *
  * This software was developed by employees of the National Institute of
  * Standards and Technology (NIST), and others.
  * This software is has been contributed to the public domain.
  * As a result, a formal license is not needed to use the software.
  *
  * This software is provided "AS IS."
 * NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
 * OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
 * AND DATA ACCURACY.  NIST does not warrant or make any representations
 * regarding the use of the software or the results thereof, including but
 * not limited to the correctness, accuracy, reliability or usefulness of
 * the software.
 *
 *
 */
 package test.tck.msgflow.callflows.subsnotify;
 
 
 
This is the side that sends out the notify. This code is released to domain.

Author(s):
M. Ranganathan
 
 
 public class Notifier implements SipListener {
 
     private static AddressFactory addressFactory;
 
     private static MessageFactory messageFactory;
 
     private static HeaderFactory headerFactory;
 
     private static SipStack sipStack;
 
 
     private int port;
 
     protected SipProvider sipProvider;
 
     protected Dialog dialog;
 
     private String transport;
 
     private static Logger logger = Logger.getLogger(Notifier.class) ;
 
     private boolean gotSubscribeRequest;
 
     static {
         try {
             .setLevel(.);
             .addAppender(new FileAppender(new SimpleLayout(),
                     "logs/notifieroutputlog.txt"));
         } catch (Exception ex) {
             .info(ex.getMessage(), ex);
             TestHarness.fail("Failed to initialize Subscriber, because of " + ex.getMessage());
         }
     }
    class MyEventSource implements Runnable {
        private Notifier notifier;
        private EventHeader eventHeader;
        public MyEventSource(Notifier notifierEventHeader eventHeader ) {
            this. = notifier;
            this. = eventHeader;
        }
        public void run() {
            try {
                for (int i = 0; i < 1; i++) {
                    Thread.sleep(1000);
                    Request request = this...createRequest(.);
                    SubscriptionStateHeader subscriptionState = 
                            .createSubscriptionStateHeader(.);
                    request.addHeader(subscriptionState);
                    request.addHeader();
                    // Lets mark our Contact
                    ((SipURI).getLocalParty().getURI()).setParameter("id","not2");
                    ClientTransaction ct = .getNewClientTransaction(request);
                    .info("NOTIFY Branch ID " +
                        ((ViaHeader)request.getHeader(.)).getParameter("branch"));
                    this...sendRequest(ct);
                    .info("Dialog " + );
                    .info("Dialog state after active NOTIFY: " + .getState());
                }
            } catch (Throwable ex) {
                .info(ex.getMessage(), ex);
                TestHarness.fail("Failed MyEventSource.run(), because of " + ex.getMessage());
            }
        }
    }
    public void processRequest(RequestEvent requestEvent) {
        Request request = requestEvent.getRequest();
        ServerTransaction serverTransactionId = requestEvent
                .getServerTransaction();
        .info("\n\nRequest " + request.getMethod()
                + " received at " + .getStackName()
                + " with server transaction id " + serverTransactionId
                + " and dialog id " + requestEvent.getDialog() );
        if (request.getMethod().equals(.)) {
            processSubscribe(requestEventserverTransactionId);
        }
    }

    
Process the invite request.
    public void processSubscribe(RequestEvent requestEvent,
            ServerTransaction serverTransaction) {
        SipProvider sipProvider = (SipProviderrequestEvent.getSource();
        Request request = requestEvent.getRequest();
        try {
            .info("notifier: got an Subscribe sending OK");
            .info("notifier:  " + request);
            .info("notifier : dialog = " + requestEvent.getDialog());
            EventHeader eventHeader = (EventHeaderrequest.getHeader(.);
            this. = true;
            AbstractSubsnotifyTestCase.assertTrue("Event header is null "eventHeader != null);
            // Always create a ServerTransaction, best as early as possible in the code
            Response response = null;
            ServerTransaction st = requestEvent.getServerTransaction();
            if (st == null) {
                st = sipProvider.getNewServerTransaction(request);
            }
            // Check if it is an initial SUBSCRIBE or a refresh / unsubscribe
            boolean isInitial = requestEvent.getDialog() == null;
            if ( isInitial ) {
                // JvB: need random tags to test forking
                String toTag = Integer.toHexString( (int) (Math.random() * .) );
                response = .createResponse(202, request);
                ToHeader toHeader = (ToHeaderresponse.getHeader(.);
                // Sanity check: to header should not ahve a tag. Else the dialog
                // should have matched
                AbstractSubsnotifyTestCase.assertTrue("To tag should  be null "toHeader.getTag() == null);
                toHeader.setTag(toTag); // Application is supposed to set.
                this. = st.getDialog();
                // subscribe dialogs do not terminate on bye.
                this..terminateOnBye(false);
                AbstractSubsnotifyTestCase.assertTrue("initial -- dialog assigned to the transaction not null " ,  != null );
                AbstractSubsnotifyTestCase.assertTrue("Dialog state should be null ".getState() == null);
            } else {
                response = .createResponse(200, request);
            }
            // Both 2xx response to SUBSCRIBE and NOTIFY need a Contact
            Address address = .createAddress("Notifier <sip:127.0.0.1>");
            ((SipURI)address.getURI()).setPortsipProvider.getListeningPoint().getPort() );
            ContactHeader contactHeader = .createContactHeader(address);
            response.addHeader(contactHeader);
            // Expires header is mandatory in 2xx responses to SUBSCRIBE
            ExpiresHeader expires = (ExpiresHeaderrequest.getHeader. );
            if (expires==null) {
                expires = .createExpiresHeader(30);// rather short
            }
            response.addHeaderexpires );
            /*
             * JvB: The SUBSCRIBE MUST be answered first. See RFC3265 3.1.6.2:
             * "[...] a NOTIFY message is always sent immediately after any 200-
             * class response to a SUBSCRIBE request"
             *
             *  Do this before creating the NOTIFY request below
             */
            st.sendResponse(response);
            //Thread.sleep(1000); // Be kind to implementations
            /*
             * NOTIFY requests MUST contain a "Subscription-State" header with a
             * value of "active", "pending", or "terminated". The "active" value
             * indicates that the subscription has been accepted and has been
             * authorized (in most cases; see section 5.2.). The "pending" value
             * indicates that the subscription has been received, but that
             * policy information is insufficient to accept or deny the
             * subscription at this time. The "terminated" value indicates that
             * the subscription is not active.
             */
            Request notifyRequest = .createRequest"NOTIFY" );
            // Mark the contact header, to check that the remote contact is updated
            ((SipURI)contactHeader.getAddress().getURI()).setParameter("id","not");
            // Initial state is pending, second time we assume terminated (Expires==0)
                    isInitial ? . : . );
            // Need a reason for terminated
            if ( sstate.getState().equalsIgnoreCase("terminated") ) {
                sstate.setReasonCode"deactivated" );
            }
            notifyRequest.addHeader(sstate);
            notifyRequest.setHeader(eventHeader);
            notifyRequest.setHeader(contactHeader);
            // notifyRequest.setHeader(routeHeader);
            ClientTransaction ct = sipProvider.getNewClientTransaction(notifyRequest);
            // Let the other side know that the tx is pending acceptance
            //
            .sendRequest(ct);
            .info("NOTIFY Branch ID " +
                ((ViaHeader)request.getHeader(.)).getParameter("branch"));
            .info("Dialog " + );
            .info("Dialog state after pending NOTIFY: " + .getState());
            AbstractSubsnotifyTestCase.assertTrue("Dialog state after pending NOTIFY ",
                    .getState() == .);
            if (isInitial) {
                Thread myEventSource = new Thread(new MyEventSource(this,eventHeader));
                myEventSource.start();
            }
        } catch (Throwable ex) {
            .info(ex.getMessage(), ex);
            TestHarness.fail("Failed to processs Subscriber, because of " + ex.getMessage());
        }
    }
    public void processResponse(ResponseEvent responseReceivedEvent) {
        Response response = (ResponseresponseReceivedEvent.getResponse();
        Transaction tid = responseReceivedEvent.getClientTransaction();
        .info("Response received with client transaction id "
                + tid + " CSeq = " +
                response.getHeader(.)
                + " status code = " + response.getStatusCode() );
    }
    public void processTimeout(javax.sip.TimeoutEvent timeoutEvent) {
        Transaction transaction;
        if (timeoutEvent.isServerTransaction()) {
            transaction = timeoutEvent.getServerTransaction();
        } else {
            transaction = timeoutEvent.getClientTransaction();
        }
        .info("state = " + transaction.getState());
        .info("dialog = " + transaction.getDialog());
        .info("dialogState = "
                + transaction.getDialog().getState());
        .info("Transaction Time out");
        AbstractSubsnotifyTestCase.fail("Unexpected timeout event");
    }
    public SipProvider createProvider(int newPort) {
        try {
             = newPort;
            ListeningPoint lp = .createListeningPoint("127.0.0.1",
                    this.);
            this. = .createSipProvider(lp);
            .info("udp provider " + );
        } catch (Exception ex) {
            .info(ex.getMessage(), ex);
             = null;
            TestHarness.fail("Failed to create SIP Provider on port " + newPort + ", because of " + ex.getMessage());
        }
        return ;
    }
    public Notifier(ProtocolObjects protObjects) {
         = protObjects.addressFactory;
         = protObjects.messageFactory;
         = protObjects.headerFactory;
         = protObjects.sipStack;
         = protObjects.transport;
    }
    public void processIOException(IOExceptionEvent exceptionEvent) {
        // TODO Auto-generated method stub
    }
    public void processTransactionTerminated(
            TransactionTerminatedEvent transactionTerminatedEvent) {
        // TODO Auto-generated method stub
    }
    public void processDialogTerminated(
            DialogTerminatedEvent dialogTerminatedEvent) {
        // TODO Auto-generated method stub
    }
    public void checkState() {
        TestHarness.assertTrue("Did not see subscribe"this.);
    }
New to GrepCode? Check out our FAQ X