Examples with SIPResponse gov.nist.javax.sip.message.SIPResponse used on opensource projects

Example 1 with SIPResponse

use of gov.nist.javax.sip.message.SIPResponse in project XobotOS by xamarin.

the class SipProviderImpl method sendResponse.

/*
     * (non-Javadoc)
     *
     * @see javax.sip.SipProvider#sendResponse(javax.sip.message.Response)
     */
public void sendResponse(Response response) throws SipException {
    if (!sipStack.isAlive())
        throw new SipException("Stack is stopped");
    SIPResponse sipResponse = (SIPResponse) response;
    Via via = sipResponse.getTopmostVia();
    if (via == null)
        throw new SipException("No via header in response!");
    SIPServerTransaction st = (SIPServerTransaction) sipStack.findTransaction((SIPMessage) response, true);
    if (st != null && st.getState() != TransactionState.TERMINATED && this.isAutomaticDialogSupportEnabled()) {
        throw new SipException("Transaction exists -- cannot send response statelessly");
    }
    String transport = via.getTransport();
    // check to see if Via has "received paramaeter". If so
    // set the host to the via parameter. Else set it to the
    // Via host.
    String host = via.getReceived();
    if (host == null)
        host = via.getHost();
    // Symmetric nat support
    int port = via.getRPort();
    if (port == -1) {
        port = via.getPort();
        if (port == -1) {
            if (transport.equalsIgnoreCase("TLS"))
                port = 5061;
            else
                port = 5060;
        }
    }
    // for correct management of IPv6 addresses.
    if (host.indexOf(":") > 0)
        if (host.indexOf("[") < 0)
            host = "[" + host + "]";
    Hop hop = sipStack.getAddressResolver().resolveAddress(new HopImpl(host, port, transport));
    try {
        ListeningPointImpl listeningPoint = (ListeningPointImpl) this.getListeningPoint(transport);
        if (listeningPoint == null)
            throw new SipException("whoopsa daisy! no listening point found for transport " + transport);
        MessageChannel messageChannel = sipStack.createRawMessageChannel(this.getListeningPoint(hop.getTransport()).getIPAddress(), listeningPoint.port, hop);
        messageChannel.sendMessage(sipResponse);
    } catch (IOException ex) {
        throw new SipException(ex.getMessage());
    }
}

Example 2 with SIPResponse

use of gov.nist.javax.sip.message.SIPResponse in project XobotOS by xamarin.

the class SipProviderImpl method getNewDialog.

/*
     * (non-Javadoc)
     *
     * @see javax.sip.SipProvider#getNewDialog(javax.sip.Transaction)
     */
public Dialog getNewDialog(Transaction transaction) throws SipException {
    if (transaction == null)
        throw new NullPointerException("Null transaction!");
    if (!sipStack.isAlive())
        throw new SipException("Stack is stopped.");
    if (isAutomaticDialogSupportEnabled())
        throw new SipException(" Error - AUTOMATIC_DIALOG_SUPPORT is on");
    if (!sipStack.isDialogCreated(transaction.getRequest().getMethod()))
        throw new SipException("Dialog cannot be created for this method " + transaction.getRequest().getMethod());
    SIPDialog dialog = null;
    SIPTransaction sipTransaction = (SIPTransaction) transaction;
    if (transaction instanceof ServerTransaction) {
        SIPServerTransaction st = (SIPServerTransaction) transaction;
        Response response = st.getLastResponse();
        if (response != null) {
            if (response.getStatusCode() != 100)
                throw new SipException("Cannot set dialog after response has been sent");
        }
        SIPRequest sipRequest = (SIPRequest) transaction.getRequest();
        String dialogId = sipRequest.getDialogId(true);
        dialog = sipStack.getDialog(dialogId);
        if (dialog == null) {
            dialog = sipStack.createDialog((SIPTransaction) transaction);
            // create and register the dialog and add the inital route set.
            dialog.addTransaction(sipTransaction);
            dialog.addRoute(sipRequest);
            sipTransaction.setDialog(dialog, null);
        } else {
            sipTransaction.setDialog(dialog, sipRequest.getDialogId(true));
        }
        if (sipRequest.getMethod().equals(Request.INVITE) && this.isDialogErrorsAutomaticallyHandled()) {
            sipStack.putInMergeTable(st, sipRequest);
        }
    } else {
        SIPClientTransaction sipClientTx = (SIPClientTransaction) transaction;
        SIPResponse response = sipClientTx.getLastResponse();
        if (response == null) {
            // A response has not yet been received, then set this up as the
            // default dialog.
            SIPRequest request = (SIPRequest) sipClientTx.getRequest();
            String dialogId = request.getDialogId(false);
            dialog = sipStack.getDialog(dialogId);
            if (dialog != null) {
                throw new SipException("Dialog already exists!");
            } else {
                dialog = sipStack.createDialog(sipTransaction);
            }
            sipClientTx.setDialog(dialog, null);
        } else {
            throw new SipException("Cannot call this method after response is received!");
        }
    }
    dialog.addEventListener(this);
    return dialog;
}

Example 3 with SIPResponse

use of gov.nist.javax.sip.message.SIPResponse in project XobotOS by xamarin.

the class DialogFilter method sendLoopDetectedResponse.

/**
     * Send back a LOOP Detected Response.
     * 
     * @param sipRequest
     * @param transaction
     * 
     */
private void sendLoopDetectedResponse(SIPRequest sipRequest, SIPServerTransaction transaction) {
    SIPResponse sipResponse = sipRequest.createResponse(Response.LOOP_DETECTED);
    ServerHeader serverHeader = MessageFactoryImpl.getDefaultServerHeader();
    if (serverHeader != null) {
        sipResponse.setHeader(serverHeader);
    }
    try {
        sipStack.addTransactionPendingAck(transaction);
        transaction.sendResponse(sipResponse);
        transaction.releaseSem();
    } catch (Exception ex) {
        sipStack.getStackLogger().logError("Problem sending error response", ex);
        transaction.releaseSem();
        sipStack.removeTransaction(transaction);
    }
}

Example 4 with SIPResponse

use of gov.nist.javax.sip.message.SIPResponse in project XobotOS by xamarin.

the class DialogFilter method sendRequestPendingResponse.

/**
     * Send back a Request Pending response.
     * 
     * @param sipRequest
     * @param transaction
     */
private void sendRequestPendingResponse(SIPRequest sipRequest, SIPServerTransaction transaction) {
    SIPResponse sipResponse = sipRequest.createResponse(Response.REQUEST_PENDING);
    ServerHeader serverHeader = MessageFactoryImpl.getDefaultServerHeader();
    if (serverHeader != null) {
        sipResponse.setHeader(serverHeader);
    }
    try {
        RetryAfter retryAfter = new RetryAfter();
        retryAfter.setRetryAfter(1);
        sipResponse.setHeader(retryAfter);
        if (sipRequest.getMethod().equals(Request.INVITE)) {
            sipStack.addTransactionPendingAck(transaction);
        }
        transaction.sendResponse(sipResponse);
        transaction.releaseSem();
    } catch (Exception ex) {
        sipStack.getStackLogger().logError("Problem sending error response", ex);
        transaction.releaseSem();
        sipStack.removeTransaction(transaction);
    }
}

Example 5 with SIPResponse

use of gov.nist.javax.sip.message.SIPResponse in project XobotOS by xamarin.

the class DialogFilter method sendBadRequestResponse.

/**
     * Send a BAD REQUEST response.
     * 
     * @param sipRequest
     * @param transaction
     * @param reasonPhrase
     */
private void sendBadRequestResponse(SIPRequest sipRequest, SIPServerTransaction transaction, String reasonPhrase) {
    SIPResponse sipResponse = sipRequest.createResponse(Response.BAD_REQUEST);
    if (reasonPhrase != null)
        sipResponse.setReasonPhrase(reasonPhrase);
    ServerHeader serverHeader = MessageFactoryImpl.getDefaultServerHeader();
    if (serverHeader != null) {
        sipResponse.setHeader(serverHeader);
    }
    try {
        if (sipRequest.getMethod().equals(Request.INVITE)) {
            sipStack.addTransactionPendingAck(transaction);
        }
        transaction.sendResponse(sipResponse);
        transaction.releaseSem();
    } catch (Exception ex) {
        sipStack.getStackLogger().logError("Problem sending error response", ex);
        transaction.releaseSem();
        sipStack.removeTransaction(transaction);
    }
}