Examples of ViaList

gov.nist.javax.sip.header.ViaList
Keeps a list and a hashtable of via header functions. @version 1.2 $Revision: 1.7 $ $Date: 2009-07-17 18:57:41 $ @author M. Ranganathan

Examples of gov.nist.javax.sip.header.ViaList

     * @return true if the message is part of this transaction, false if not.
     */
    public boolean isMessagePartOfTransaction(SIPMessage messageToTest) {


        // List of Via headers in the message to test
        ViaList viaHeaders = messageToTest.getViaHeaders();
        // Flags whether the select message is part of this transaction
        boolean transactionMatches;
        String messageBranch = ((Via) viaHeaders.getFirst()).getBranch();
        boolean rfc3261Compliant = getBranch() != null
                && messageBranch != null
                && getBranch().toLowerCase().startsWith(
                        SIPConstants.BRANCH_MAGIC_COOKIE_LOWER_CASE)
                && messageBranch.toLowerCase().startsWith(
                        SIPConstants.BRANCH_MAGIC_COOKIE_LOWER_CASE);


        transactionMatches = false;
        if (TransactionState.COMPLETED == this.getState()) {
            if (rfc3261Compliant) {
                transactionMatches = getBranch().equalsIgnoreCase(
                        ((Via) viaHeaders.getFirst()).getBranch())
                        && getMethod().equals(messageToTest.getCSeq().getMethod());
            } else {
                transactionMatches = getBranch().equals(messageToTest.getTransactionId());
            }
        } else if (!isTerminated()) {
            if (rfc3261Compliant) {
                if (viaHeaders != null) {
                    // If the branch parameter is the
                    // same as this transaction and the method is the same,
                    if (getBranch().equalsIgnoreCase(((Via) viaHeaders.getFirst()).getBranch())) {
                        transactionMatches = getOriginalRequest().getCSeq().getMethod().equals(
                                messageToTest.getCSeq().getMethod());


                    }
                }

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Examples of gov.nist.javax.sip.header.ViaList

     * @return True if the message is part of this transaction, false if not.
     */
    public boolean isMessagePartOfTransaction(SIPMessage messageToTest) {


        // List of Via headers in the message to test
        ViaList viaHeaders;
        // Topmost Via header in the list
        Via topViaHeader;
        // Branch code in the topmost Via header
        String messageBranch;
        // Flags whether the select message is part of this transaction
        boolean transactionMatches;


        transactionMatches = false;


        String method = messageToTest.getCSeq().getMethod();
        // Invite Server transactions linger in the terminated state in the
        // transaction
        // table and are matched to compensate for
        // http://bugs.sipit.net/show_bug.cgi?id=769
        if ((method.equals(Request.INVITE) || !isTerminated())) {


            // Get the topmost Via header and its branch parameter
            viaHeaders = messageToTest.getViaHeaders();
            if (viaHeaders != null) {


                topViaHeader = (Via) viaHeaders.getFirst();
                messageBranch = topViaHeader.getBranch();
                if (messageBranch != null) {


                    // If the branch parameter exists but
                    // does not start with the magic cookie,

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Examples of gov.nist.javax.sip.header.ViaList

     * @return true if the message is part of this transaction, false if not.
     */
    public boolean isMessagePartOfTransaction(SIPMessage messageToTest) {


        // List of Via headers in the message to test
        ViaList viaHeaders = messageToTest.getViaHeaders();
        // Flags whether the select message is part of this transaction
        boolean transactionMatches;
        String messageBranch = ((Via) viaHeaders.getFirst()).getBranch();
        boolean rfc3261Compliant = getBranch() != null
                && messageBranch != null
                && getBranch().toLowerCase().startsWith(
                        SIPConstants.BRANCH_MAGIC_COOKIE_LOWER_CASE)
                && messageBranch.toLowerCase().startsWith(
                        SIPConstants.BRANCH_MAGIC_COOKIE_LOWER_CASE);


        transactionMatches = false;
        if (TransactionState.COMPLETED == this.getState()) {
            if (rfc3261Compliant) {
                transactionMatches = getBranch().equalsIgnoreCase(
                        ((Via) viaHeaders.getFirst()).getBranch())
                        && getMethod().equals(messageToTest.getCSeq().getMethod());
            } else {
                transactionMatches = getBranch().equals(messageToTest.getTransactionId());
            }
        } else if (!isTerminated()) {
            if (rfc3261Compliant) {
                if (viaHeaders != null) {
                    // If the branch parameter is the
                    // same as this transaction and the method is the same,
                    if (getBranch().equalsIgnoreCase(((Via) viaHeaders.getFirst()).getBranch())) {
                        transactionMatches = getOriginalRequest().getCSeq().getMethod().equals(
                                messageToTest.getCSeq().getMethod());


                    }
                }

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Examples of gov.nist.javax.sip.header.ViaList

     *
     */
    public boolean doesCancelMatchTransaction(SIPRequest requestToTest) {


        // List of Via headers in the message to test
        ViaList viaHeaders;
        // Topmost Via header in the list
        Via topViaHeader;
        // Branch code in the topmost Via header
        String messageBranch;
        // Flags whether the select message is part of this transaction
        boolean transactionMatches;


        transactionMatches = false;


        if (this.getOriginalRequest() == null
                || this.getOriginalRequest().getMethod().equals(Request.CANCEL))
            return false;
        // Get the topmost Via header and its branch parameter
        viaHeaders = requestToTest.getViaHeaders();
        if (viaHeaders != null) {


            topViaHeader = (Via) viaHeaders.getFirst();
            messageBranch = topViaHeader.getBranch();
            if (messageBranch != null) {


                // If the branch parameter exists but
                // does not start with the magic cookie,

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Examples of gov.nist.javax.sip.header.ViaList

            newRequest.setTo(responseToHeader);
        }
        // CONTACT header does not apply for ACK requests.
        newRequest.removeHeader(ContactHeader.NAME);
        newRequest.removeHeader(ExpiresHeader.NAME);
        ViaList via = newRequest.getViaHeaders();
        // Bug reported by Gianluca Martinello
        // The ACK MUST contain a single Via header field,
        // and this MUST be equal to the top Via header
        // field of the original
        // request.
        if(via != null && via.size() > 1) {
          for(int i = 2; i < via.size(); i++) {
            via.remove(i);
          }
        }
        
        if (MessageFactoryImpl.getDefaultUserAgentHeader() != null) {
            newRequest.setHeader(MessageFactoryImpl.getDefaultUserAgentHeader());

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Examples of gov.nist.javax.sip.header.ViaList

            sipMessage.setRemoteAddress(this.peerAddress);
            sipMessage.setRemotePort(this.getPeerPort());
            sipMessage.setLocalAddress(this.getMessageProcessor().getIpAddress());
            sipMessage.setLocalPort(this.getPort());
            
            ViaList viaList = sipMessage.getViaHeaders();
            // For a request
            // first via header tells where the message is coming from.
            // For response, this has already been recorded in the outgoing
            // message.
            if (sipMessage instanceof SIPRequest) {
                Via v = (Via) viaList.getFirst();
                // the peer address and tag it appropriately.
                Hop hop = sipStack.addressResolver.resolveAddress(v.getHop());
                this.peerProtocol = v.getTransport();
                if(peerPortAdvertisedInHeaders <= 0) {
                  int hopPort = v.getPort();

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Examples of gov.nist.javax.sip.header.ViaList

            sipMessage.setRemoteAddress(this.peerAddress);
            sipMessage.setRemotePort(this.getPeerPort());
            sipMessage.setLocalAddress(this.getMessageProcessor().getIpAddress());
            sipMessage.setLocalPort(this.getPort());


            ViaList viaList = sipMessage.getViaHeaders();
            // For a request
            // first via header tells where the message is coming from.
            // For response, this has already been recorded in the outgoing
            // message.
            if (sipMessage instanceof SIPRequest) {
                Via v = (Via) viaList.getFirst();
                Hop hop = sipStack.addressResolver.resolveAddress(v.getHop());
                this.peerProtocol = v.getTransport();
                try {
                    if (mySock != null) { // selfrouting makes socket = null
                                          // https://jain-sip.dev.java.net/issues/show_bug.cgi?id=297

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Examples of gov.nist.javax.sip.header.ViaList

                    logger.logError(">>> Dropped Bad Msg");
                }
                return;
            }


            ViaList viaList = sipMessage.getViaHeaders();
            // For a request
            // first via header tells where the message is coming from.
            // For response, this has already been recorded in the outgoing
            // message.


            if (sipMessage instanceof SIPRequest) {
                Via v = (Via) viaList.getFirst();
                // the peer address and tag it appropriately.
                Hop hop = sipStack.addressResolver.resolveAddress(v.getHop());
                this.peerProtocol = v.getTransport();
                try {
                    this.peerAddress = mySock.getInetAddress();

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Examples of gov.nist.javax.sip.header.ViaList

     * Set A list of via headers.
     *
     * @param viaList a list of via headers to add.
     */
    public void setVia(java.util.List viaList) {
        ViaList vList = new ViaList();
        ListIterator it = viaList.listIterator();
        while (it.hasNext()) {
            Via via = (Via) it.next();
            vList.add(via);
        }
        this.setHeader(vList);
    }

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Examples of gov.nist.javax.sip.header.ViaList

     * Set A list of via headers.
     * 
     * @param viaList a list of via headers to add.
     */
    public void setVia(java.util.List viaList) {
        ViaList vList = new ViaList();
        ListIterator it = viaList.listIterator();
        while (it.hasNext()) {
            Via via = (Via) it.next();
            vList.add(via);
        }
        this.setHeader(vList);
    }

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