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  package examples.noautodialog;
  
  import javax.sip.*;
  import javax.sip.header.*;
  import java.util.*;

This class is a UAC template. Shootist is the guy that shoots and shootme is the guy that gets shot.

Author(s):
M. Ranganathan
 
 
 public class Shootist implements SipListener {
 
     private static SipProvider tcpProvider;
 
     private static SipProvider udpProvider;
 
     private static AddressFactory addressFactory;
 
     private static MessageFactory messageFactory;
 
     private static HeaderFactory headerFactory;
 
     private static SipStack sipStack;
 
 
     private ContactHeader contactHeader;
 
     private ListeningPoint tcpListeningPoint;
 
     private ListeningPoint udpListeningPoint;
 
 
     private static String PEER_ADDRESS = .;
 
     // To run on two machines change these to suit.
     public static final String myAddress = "127.0.0.1";
 
     private static final int myPort = 5060;
 
     protected ClientTransaction inviteTid;
 
     protected static final String usageString = "java "
             + "examples.shootist.Shootist \n"
             + ">>>> is your class path set to the root?";
 
     private static void usage() {
         ..println();
         System.exit(0);
 
     }
 
     private void shutDown() {
         try {
             try {
                 Thread.sleep(2000);
             } catch (InterruptedException e) {
             }
             ..println("nulling reference");
             // This will close down the stack and exit all threads
             .removeSipListener(this);
             .removeSipListener(this);
             while (true) {
                 try {
                     .deleteSipProvider();
                     .deleteSipProvider();
                     break;
                 } catch (ObjectInUseException ex) {
                     try {
                         Thread.sleep(2000);
                     } catch (InterruptedException e) {
                         continue;
                     }
                 }
             }
 
             .stop();
              = null;
              = null;
             this. = null;
             this. = null;
              = null;
              = null;
              = null;
             this. = null;
             this. = null;
             this.init();
 
         } catch (Exception ex) {
             ex.printStackTrace();
         }
     }
 
    public void processRequest(RequestEvent requestReceivedEvent) {
        Request request = requestReceivedEvent.getRequest();
        ServerTransaction serverTransactionId = requestReceivedEvent
                .getServerTransaction();
        ..println("\n\nRequest " + request.getMethod()
                + " received at " + .getStackName()
                + " with server transaction id " + serverTransactionId);
        if (request.getMethod().equals(.))
            processBye((SipProviderrequestReceivedEvent.getSource(), requestserverTransactionId);
        else if (request.getMethod().equals(.))
            processInvite(requestserverTransactionId);
    }
    public void processInvite(Request requestServerTransaction st) {
        try {
            Response response = .createResponse(.,
                    request);
            ((ToHeaderresponse.getHeader(.))
                    .setTag(((ToHeaderrequest.getHeader(.))
                            .getTag());
            Address address = .createAddress("Shootme <sip:"
                    +  + ":" +  + ">");
            ContactHeader contactHeader = 
                    .createContactHeader(address);
            response.addHeader(contactHeader);
            st.sendResponse(response);
        } catch (Exception ex) {
            ex.printStackTrace();
            System.exit(0);
        }
    }
    public void sendBye(Dialog dialog) {
        try {
            Request bye = dialog.createRequest(.);
            SipProvider provider = ;
            ClientTransaction ct = provider.getNewClientTransaction(bye);
            dialog.sendRequest(ct);
        } catch (Exception ex) {
            ex.printStackTrace();
            System.exit(0);
        }
    }
    public void processBye(SipProvider sipProviderRequest request,
            ServerTransaction serverTransactionId) {
        try {
            ..println("shootist:  got a bye .");
            if (serverTransactionId == null) {
                ..println("shootist:  null TID.");
                sipProvider.sendResponse(.createResponse(200,request));
                return;
            }
            Dialog dialog = serverTransactionId.getDialog();
            ..println("Dialog State = " + dialog.getState());
            Response response = .createResponse(200, request);
            serverTransactionId.sendResponse(response);
            ..println("shootist:  Sending OK.");
            ..println("Dialog State = " + dialog.getState());
            this.shutDown();
        } catch (Exception ex) {
            ex.printStackTrace();
            System.exit(0);
        }
    }
    public void processResponse(ResponseEvent responseReceivedEvent) {
        ..println("Got a response");
        Response response = (ResponseresponseReceivedEvent.getResponse();
        Transaction tid = responseReceivedEvent.getClientTransaction();
        CSeqHeader cseq = (CSeqHeaderresponse.getHeader(.);
        ..println("Response received with client transaction id "
                + tid + ":\n" + response.getStatusCode());
        if (tid == null) {
            ..println("Stray response -- dropping ");
            return;
        }
        ..println("transaction state is " + tid.getState());
        ..println("Dialog = " + tid.getDialog());
        ..println("Dialog State is " + tid.getDialog().getState());
        try {
            if (response.getStatusCode() == .
                    && ((CSeqHeaderresponse.getHeader(.))
                            .getMethod().equals(.)) {
                // Request cancel = inviteTid.createCancel();
                // ClientTransaction ct =
                //  sipProvider.getNewClientTransaction(cancel);
                Dialog dialog = tid.getDialog();
                Request ackRequest = dialog.createAckcseq.getSeqNumber() );
                ..println("Sending ACK");
                dialog.sendAck(ackRequest);
                try {
                    Thread.sleep(100);
                } catch (Exception ex) {
                }
                this.sendBye(dialog);
            } else if (response.getStatusCode() == .
                    && ((CSeqHeaderresponse.getHeader(.))
                            .getMethod().equals(.)) {
                this.shutDown();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
            System.exit(0);
        }
    }
    public void processTimeout(javax.sip.TimeoutEvent timeoutEvent) {
        ..println("Transaction Time out");
        ..println("TimeoutEvent " + timeoutEvent.getTimeout());
    }
    public void init() {
        SipFactory sipFactory = null;
         = null;
        sipFactory = SipFactory.getInstance();
        sipFactory.setPathName("gov.nist");
        Properties properties = new Properties();
        // If you want to try TCP transport change the following to
        String transport = "udp";
        String peerHostPort =  + ":5070";
        // Turn off automatic dialog support.
        properties.setProperty("javax.sip.AUTOMATIC_DIALOG_SUPPORT""off");
        properties.setProperty("javax.sip.STACK_NAME""shootist");
         // The following properties are specific to nist-sip
        // and are not necessarily part of any other jain-sip
        // implementation.
        // You can set a max message size for tcp transport to
        // guard against denial of service attack.
        properties
                .setProperty("gov.nist.javax.sip.MAX_MESSAGE_SIZE""1048576");
        properties.setProperty("gov.nist.javax.sip.DEBUG_LOG",
                "shootistdebug.txt");
        properties.setProperty("gov.nist.javax.sip.SERVER_LOG",
                "shootistlog.txt");
        // Drop the client connection after we are done with the transaction.
        properties.setProperty("gov.nist.javax.sip.CACHE_CLIENT_CONNECTIONS",
                "false");
        // Set to 0 in your production code for max speed.
        // You need 16 for logging traces. 32 for debug + traces.
        // Your code will limp at 32 but it is best for debugging.
        properties.setProperty("gov.nist.javax.sip.TRACE_LEVEL""32");
        try {
            // Create SipStack object
             = sipFactory.createSipStack(properties);
            ..println("createSipStack " + );
        } catch (PeerUnavailableException e) {
            // could not find
            // gov.nist.jain.protocol.ip.sip.SipStackImpl
            // in the classpath
            e.printStackTrace();
            ..println(e.getMessage());
            System.exit(0);
        }
        try {
             = sipFactory.createHeaderFactory();
             = sipFactory.createAddressFactory();
             = sipFactory.createMessageFactory();
             = .createListeningPoint(,"udp");
            Shootist listener = this;
            .addSipListener(listener);
             = .createListeningPoint(,"tcp");
            .addSipListener(listener);
            SipProvider sipProvider = transport.equalsIgnoreCase("udp") ? 
                    : ;
            String fromName = "BigGuy";
            String fromSipAddress = "here.com";
            String fromDisplayName = "The Master Blaster";
            String toSipAddress = "there.com";
            String toUser = "LittleGuy";
            String toDisplayName = "The Little Blister";
            // create >From Header
            SipURI fromAddress = .createSipURI(fromName,
                    fromSipAddress);
            Address fromNameAddress = .createAddress(fromAddress);
            fromNameAddress.setDisplayName(fromDisplayName);
            FromHeader fromHeader = .createFromHeader(
                    fromNameAddress"12345");
            // create To Header
            SipURI toAddress = 
                    .createSipURI(toUsertoSipAddress);
            Address toNameAddress = .createAddress(toAddress);
            toNameAddress.setDisplayName(toDisplayName);
            ToHeader toHeader = .createToHeader(toNameAddress,
                    null);
            // create Request URI
            SipURI requestURI = .createSipURI(toUser,
                    peerHostPort);
            // Create ViaHeaders
            ArrayList viaHeaders = new ArrayList();
            ViaHeader viaHeader = .createViaHeader(sipProvider.getListeningPoint("udp").getPort(),
                    transportnull);
            // add via headers
            viaHeaders.add(viaHeader);
            // Create ContentTypeHeader
            ContentTypeHeader contentTypeHeader = 
                    .createContentTypeHeader("application""sdp");
            // Create a new CallId header
            CallIdHeader callIdHeader = sipProvider.getNewCallId();
            // Create a new Cseq header
            CSeqHeader cSeqHeader = .createCSeqHeader(1L,
                    .);
            // Create a new MaxForwardsHeader
            MaxForwardsHeader maxForwards = 
                    .createMaxForwardsHeader(70);
            // Create the request.
            Request request = .createRequest(requestURI,
                    .callIdHeadercSeqHeaderfromHeader,
                    toHeaderviaHeadersmaxForwards);
            // Create contact headers
            String host = ;
            SipURI contactUrl = .createSipURI(fromNamehost);
            contactUrl.setPort(.getPort());
            // Create the contact name address.
            SipURI contactURI = .createSipURI(fromNamehost);
            contactURI.setPort(sipProvider.getListeningPoint("udp").getPort());
            Address contactAddress = .createAddress(contactURI);
            // Add the contact address.
            contactAddress.setDisplayName(fromName);
             = .createContactHeader(contactAddress);
            request.addHeader();
            // Add the extension header.
            Header extensionHeader = .createHeader("My-Header",
                    "my header value");
            request.addHeader(extensionHeader);
            String sdpData = "v=0\r\n"
                    + "o=4855 13760799956958020 13760799956958020"
                    + " IN IP4  129.6.55.78\r\n" + "s=mysession session\r\n"
                    + "p=+46 8 52018010\r\n" + "c=IN IP4  129.6.55.78\r\n"
                    + "t=0 0\r\n" + "m=audio 6022 RTP/AVP 0 4 18\r\n"
                    + "a=rtpmap:0 PCMU/8000\r\n" + "a=rtpmap:4 G723/8000\r\n"
                    + "a=rtpmap:18 G729A/8000\r\n" + "a=ptime:20\r\n";
            request.setContent(sdpDatacontentTypeHeader);
            extensionHeader = .createHeader("My-Other-Header",
                    "my new header value ");
            request.addHeader(extensionHeader);
            Header callInfoHeader = .createHeader("Call-Info",
                    "<http://www.antd.nist.gov>");
            request.addHeader(callInfoHeader);
            // Create the client transaction.
            listener.inviteTid = sipProvider.getNewClientTransaction(request);
            // Need to create a dialog if you need one.
            Dialog d = sipProvider.getNewDialog();
            ..println("Created a dialog " + d);
            // send the request out.
            listener.inviteTid.sendRequest();
            d = .getDialog();
            ..println("dialog = " + d);
        } catch (Exception ex) {
            ..println(ex.getMessage());
            ex.printStackTrace();
            usage();
        }
    }
    public static void main(String args[]) {
        new Shootist().init();
    }
    /*
     * (non-Javadoc)
     *
     * @see javax.sip.SipListener#processIOException(javax.sip.IOExceptionEvent)
     */
    public void processIOException(IOExceptionEvent exceptionEvent) {
        ..println("IO Exception Event!");
    }
    /*
     * (non-Javadoc)
     *
     * @see javax.sip.SipListener#processTransactionTerminated(javax.sip.TransactionTerminatedEvent)
     */
    public void processTransactionTerminated(
            TransactionTerminatedEvent transactionTerminatedEvent) {
        ..println("Transaction Terminated Event!");
    }
    /*
     * (non-Javadoc)
     *
     * @see javax.sip.SipListener#processDialogTerminated(javax.sip.DialogTerminatedEvent)
     */
    public void processDialogTerminated(
            DialogTerminatedEvent dialogTerminatedEvent) {
        ..println("Dialog Terminated Event!");
    }
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