Examples with ViaHeader javax.sip.header.ViaHeader used on opensource projects

Example 1 with ViaHeader

use of javax.sip.header.ViaHeader in project Openfire by igniterealtime.

the class SimpleSession method prepareRequest.

/**
     * @param requestType Type of request
	 * @param destUri    The SipURI for the destination.  Leave <code>null</code> if a loopback request (e.g. REGISTER) is being made.
	 * @param toTag      The tag for to header.  Can leave null.
	 * @param requestUri The Request URI to set in the message.  Leave null if the default destination SipURI should be used.
     * @param callId     ID of call
     * @param seqNum     Sequence number
     * @return Prepared request
	 */
private Request prepareRequest(RequestType requestType, SipURI destUri, String toTag, SipURI requestUri, String callId, long seqNum) {
    Request request = null;
    String myXMPPUsername = this.jid.getNode();
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing request packet of type '" + requestType + "'");
    try {
        // Prepare request packet first
        request = messageFactory.createRequest(null);
        request.setMethod(requestType.toString());
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing request.", e);
    }
    // Prepare "From" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"From\" header...");
    String mySipUsername = registration.getUsername();
    try {
        SipURI fromUri = addressFactory.createSipURI(mySipUsername, sipHost);
        Address fromNameAddress = addressFactory.createAddress(fromUri);
        fromNameAddress.setDisplayName(mySipUsername);
        FromHeader fromHeader = headerFactory.createFromHeader(fromNameAddress, getTag());
        // Use "set" because this header is mandatory.
        request.setHeader(fromHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing FromHeader.", e);
        return null;
    }
    // Prepare "To" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"To\" header...");
    try {
        if (destUri == null)
            destUri = addressFactory.createSipURI(mySipUsername, sipHost);
        Address toNameAddress = addressFactory.createAddress(destUri);
        ToHeader toHeader = headerFactory.createToHeader(toNameAddress, toTag);
        // Use "set" because this header is mandatory.
        request.setHeader(toHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing ToHeader.", e);
        return null;
    }
    // Prepare "Via" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"Via\" header...");
    try {
        ViaHeader viaHeader = headerFactory.createViaHeader(InetAddress.getLocalHost().getHostAddress(), sipPort, ListeningPoint.UDP, null);
        // Use "set" because this header is mandatory.
        request.setHeader(viaHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing ViaHeader.", e);
        return null;
    }
    // Prepare "CallId" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"CallId\" header...");
    CallIdHeader callIdHeader;
    try {
        if (callId != null)
            callIdHeader = headerFactory.createCallIdHeader(callId);
        else
            callIdHeader = udpSipProvider.getNewCallId();
        // Use "set" because this header is mandatory.
        request.setHeader(callIdHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing CallIdHeader.", e);
        return null;
    }
    // Prepare "CSeq" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"CSeq\" header...");
    try {
        CSeqHeader cSeqHeader = headerFactory.createCSeqHeader(seqNum, requestType.toString());
        // Use "set" because this header is mandatory.
        request.setHeader(cSeqHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing CSeqHeader.", e);
        return null;
    }
    // Prepare "MaxForwards" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"MaxForwards\" header...");
    try {
        MaxForwardsHeader maxForwardsHeader = headerFactory.createMaxForwardsHeader(70);
        // Use "set" because this header is mandatory.
        request.setHeader(maxForwardsHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when preparing MaxForwardsHeader.", e);
        return null;
    }
    // Setting Request URI
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  setting request URI...");
    try {
        if (requestUri == null) {
            requestUri = (SipURI) destUri.clone();
            requestUri.setTransportParam(ListeningPoint.UDP);
        }
        request.setRequestURI(requestUri);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when setting request URI.", e);
        return null;
    }
    // Add "Contact" header
    Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Preparing \"Contact\" header...");
    try {
        SipURI contactURI = addressFactory.createSipURI(mySipUsername, InetAddress.getLocalHost().getHostAddress());
        contactURI.setPort(sipPort);
        Address contactAddress = addressFactory.createAddress(contactURI);
        contactAddress.setDisplayName(mySipUsername);
        ContactHeader contactHeader = headerFactory.createContactHeader(contactAddress);
        request.setHeader(contactHeader);
    } catch (Exception e) {
        Log.debug("SimpleSession(" + myXMPPUsername + ").prepareRequest:  Exception occured when adding ContactHeader.", e);
        return null;
    }
    return request;
}

Example 2 with ViaHeader

use of javax.sip.header.ViaHeader in project XobotOS by xamarin.

the class DefaultRouter method createHop.

/**
     * Utility method to create a hop from a SIP URI
     *
     * @param sipUri
     * @return
     */
private final Hop createHop(SipURI sipUri, Request request) {
    // always use TLS when secure
    String transport = sipUri.isSecure() ? SIPConstants.TLS : sipUri.getTransportParam();
    if (transport == null) {
        //@see issue 131
        ViaHeader via = (ViaHeader) request.getHeader(ViaHeader.NAME);
        transport = via.getTransport();
    }
    // sipUri.removeParameter("transport");
    int port;
    if (sipUri.getPort() != -1) {
        port = sipUri.getPort();
    } else {
        if (transport.equalsIgnoreCase(SIPConstants.TLS))
            port = 5061;
        else
            // TCP or UDP
            port = 5060;
    }
    String host = sipUri.getMAddrParam() != null ? sipUri.getMAddrParam() : sipUri.getHost();
    AddressResolver addressResolver = this.sipStack.getAddressResolver();
    return addressResolver.resolveAddress(new HopImpl(host, port, transport));
}

Example 3 with ViaHeader

use of javax.sip.header.ViaHeader in project XobotOS by xamarin.

the class SIPMessage method encodeAsBytes.

/**
     * Encode the message as a byte array. Use this when the message payload is a binary byte
     * array.
     * 
     * @return The Canonical byte array representation of the message (including the canonical
     *         byte array representation of the SDP payload if it exists all in one contiguous
     *         byte array).
     */
public byte[] encodeAsBytes(String transport) {
    if (this instanceof SIPRequest && ((SIPRequest) this).isNullRequest()) {
        return "\r\n\r\n".getBytes();
    }
    // JvB: added to fix case where application provides the wrong transport
    // in the topmost Via header
    ViaHeader topVia = (ViaHeader) this.getHeader(ViaHeader.NAME);
    try {
        topVia.setTransport(transport);
    } catch (ParseException e) {
        InternalErrorHandler.handleException(e);
    }
    StringBuffer encoding = new StringBuffer();
    synchronized (this.headers) {
        Iterator<SIPHeader> it = this.headers.iterator();
        while (it.hasNext()) {
            SIPHeader siphdr = (SIPHeader) it.next();
            if (!(siphdr instanceof ContentLength))
                siphdr.encode(encoding);
        }
    }
    contentLengthHeader.encode(encoding);
    encoding.append(NEWLINE);
    byte[] retval = null;
    byte[] content = this.getRawContent();
    if (content != null) {
        // Append the content
        byte[] msgarray = null;
        try {
            msgarray = encoding.toString().getBytes(getCharset());
        } catch (UnsupportedEncodingException ex) {
            InternalErrorHandler.handleException(ex);
        }
        retval = new byte[msgarray.length + content.length];
        System.arraycopy(msgarray, 0, retval, 0, msgarray.length);
        System.arraycopy(content, 0, retval, msgarray.length, content.length);
    } else {
        try {
            retval = encoding.toString().getBytes(getCharset());
        } catch (UnsupportedEncodingException ex) {
            InternalErrorHandler.handleException(ex);
        }
    }
    return retval;
}

Example 4 with ViaHeader

use of javax.sip.header.ViaHeader in project XobotOS by xamarin.

the class AuthenticationHelperImpl method removeBranchID.

/**
     * Removes all via headers from <tt>request</tt> and replaces them with a new one, equal to
     * the one that was top most.
     *
     * @param request the Request whose branchID we'd like to remove.
     *
     */
private void removeBranchID(Request request) {
    ViaHeader viaHeader = (ViaHeader) request.getHeader(ViaHeader.NAME);
    viaHeader.removeParameter("branch");
}

Example 5 with ViaHeader

use of javax.sip.header.ViaHeader in project XobotOS by xamarin.

the class SipSessionGroup method extractExternalAddress.

private void extractExternalAddress(ResponseEvent evt) {
    Response response = evt.getResponse();
    ViaHeader viaHeader = (ViaHeader) (response.getHeader(SIPHeaderNames.VIA));
    if (viaHeader == null)
        return;
    int rport = viaHeader.getRPort();
    String externalIp = viaHeader.getReceived();
    if ((rport > 0) && (externalIp != null)) {
        mExternalIp = externalIp;
        mExternalPort = rport;
        Log.d(TAG, " got external addr " + externalIp + ":" + rport + " on " + mSipStack);
    }
}