Package org.jivesoftware.smackx.packet

Examples of org.jivesoftware.smackx.packet.Bytestream

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   * @see org.jivesoftware.smack.provider.IQProvider#parseIQ(org.xmlpull.v1.XmlPullParser)
   */
  public IQ parseIQ(XmlPullParser parser) throws Exception {
    boolean done = false;

    Bytestream toReturn = new Bytestream();

    String id = parser.getAttributeValue("", "sid");
    String mode = parser.getAttributeValue("", "mode");

    // streamhost
    String JID = null;
    String host = null;
    String port = null;

    int eventType;
    String elementName;
    // String namespace;
    while (!done) {
      eventType = parser.next();
      elementName = parser.getName();
      // namespace = parser.getNamespace();
      if (eventType == XmlPullParser.START_TAG) {
        if (elementName.equals(Bytestream.StreamHost.ELEMENTNAME)) {
          JID = parser.getAttributeValue("", "jid");
          host = parser.getAttributeValue("", "host");
          port = parser.getAttributeValue("", "port");
        } else if (elementName
            .equals(Bytestream.StreamHostUsed.ELEMENTNAME)) {
          toReturn.setUsedHost(parser.getAttributeValue("", "jid"));
        } else if (elementName.equals(Bytestream.Activate.ELEMENTNAME)) {
          toReturn.setToActivate(parser.getAttributeValue("", "jid"));
        }
      } else if (eventType == XmlPullParser.END_TAG) {
        if (elementName.equals("streamhost")) {
          if (port == null) {
            toReturn.addStreamHost(JID, host);
          } else {
            toReturn.addStreamHost(JID, host, Integer
                .parseInt(port));
          }
          JID = null;
          host = null;
          port = null;
        } else if (elementName.equals("query")) {
          done = true;
        }
      }
    }

    toReturn.setMode((Bytestream.Mode.fromName(mode)));
    toReturn.setSessionID(id);
    return toReturn;
  }
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      * @see org.jivesoftware.smackx.filetransfer.StreamNegotiator#initiateDownload(
      * org.jivesoftware.smackx.packet.StreamInitiation, java.io.File)
      */
    InputStream negotiateIncomingStream(Packet streamInitiation)
            throws XMPPException {
        Bytestream streamHostsInfo = (Bytestream) streamInitiation;

        if (streamHostsInfo.getType().equals(IQ.Type.ERROR)) {
            throw new XMPPException(streamHostsInfo.getError());
        }
        SelectedHostInfo selectedHost;
        try {
            // select appropriate host
            selectedHost = selectHost(streamHostsInfo);
        }
        catch (XMPPException ex) {
            if (ex.getXMPPError() != null) {
                IQ errorPacket = super.createError(streamHostsInfo.getTo(),
                        streamHostsInfo.getFrom(), streamHostsInfo.getPacketID(),
                        ex.getXMPPError());
                connection.sendPacket(errorPacket);
            }
            throw (ex);
        }

        // send used-host confirmation
        Bytestream streamResponse = createUsedHostConfirmation(
                selectedHost.selectedHost, streamHostsInfo.getFrom(),
                streamHostsInfo.getTo(), streamHostsInfo.getPacketID());
        connection.sendPacket(streamResponse);

        try {
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     * @param packetID     The of the packet being responded to.
     * @return The packet that was created to send to the initiator.
     */
    private Bytestream createUsedHostConfirmation(StreamHost selectedHost,
            String initiator, String target, String packetID) {
        Bytestream streamResponse = new Bytestream();
        streamResponse.setTo(initiator);
        streamResponse.setFrom(target);
        streamResponse.setType(IQ.Type.RESULT);
        streamResponse.setPacketID(packetID);
        streamResponse.setUsedHost(selectedHost.getJID());
        return streamResponse;
    }
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            }
            catch (UnknownHostException e1) {
                localIP = null;
            }

            Bytestream query = createByteStreamInit(initiator, target, sessionID,
                    localIP, (process != null ? process.getPort() : 0));

            // if the local host is one of the options we need to wait for the
            // remote connection.
            conn = waitForUsedHostResponse(sessionID, process, createDigest(
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                .createPacketCollector(new PacketIDFilter(query.getPacketID()));
        connection.sendPacket(query);

        Packet packet = collector.nextResult(10000);
        collector.cancel();
        Bytestream response;
        if (packet != null && packet instanceof Bytestream) {
            response = (Bytestream) packet;
        }
        else {
            throw new XMPPException("Unexpected response from remote user");
        }

        // check for an error
        if (response.getType().equals(IQ.Type.ERROR)) {
            throw new XMPPException("Remote client returned error, stream hosts expected",
                    response.getError());
        }

        StreamHostUsed used = response.getUsedHost();
        StreamHost usedHost = query.getStreamHost(used.getJID());
        if (usedHost == null) {
            throw new XMPPException("Remote user responded with unknown host");
        }
        // The local computer is acting as the proxy
        if (used.getJID().equals(query.getFrom())) {
            info.establishedSocket = proxy.getSocket(digest);
            info.selectedHost = usedHost;
            return info;
        }
        else {
            info.establishedSocket = new Socket(usedHost.getAddress(), usedHost
                    .getPort());
            establishSOCKS5ConnectionToProxy(info.establishedSocket, digest);

            Bytestream activate = createByteStreamActivate(sessionID, response
                    .getTo(), usedHost.getJID(), response.getFrom());

            collector = connection.createPacketCollector(new PacketIDFilter(
                    activate.getPacketID()));
            connection.sendPacket(activate);

            IQ serverResponse = (IQ) collector.nextResult(SmackConfiguration
                    .getPacketReplyTimeout());
            collector.cancel();
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     * @return the created <b><i>Bytestream</b></i> packet
     */
    private Bytestream createByteStreamInit(final String from, final String to,
            final String sid, final String localIP, final int port)
    {
        Bytestream bs = new Bytestream();
        bs.setTo(to);
        bs.setFrom(from);
        bs.setSessionID(sid);
        bs.setType(IQ.Type.SET);
        bs.setMode(Bytestream.Mode.tcp);
        if (localIP != null && port > 0) {
            bs.addStreamHost(from, localIP, port);
        }
        // make sure the proxies have been initialized completely
        Collection<Bytestream.StreamHost> streamHosts = transferNegotiatorManager.getStreamHosts();

        if (streamHosts != null) {
            for (StreamHost host : streamHosts) {
                bs.addStreamHost(host);
            }
        }

        return bs;
    }
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     *         activate the stream.
     */
    private static Bytestream createByteStreamActivate(final String sessionID,
            final String from, final String to, final String target)
    {
        Bytestream activate = new Bytestream(sessionID);
        activate.setMode(null);
        activate.setToActivate(target);
        activate.setFrom(from);
        activate.setTo(to);
        activate.setType(IQ.Type.SET);
        return activate;
    }
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        public boolean accept(Packet packet) {
            if (!Bytestream.class.isInstance(packet)) {
                return false;
            }
            Bytestream bytestream = (Bytestream) packet;
            String sessionID = bytestream.getSessionID();

            return (sessionID != null && sessionID.equals(this.sessionID));
        }
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    private void initStreamHosts() {
        List<Bytestream.StreamHost> streamHosts = new ArrayList<Bytestream.StreamHost>();
        Iterator it = proxies.iterator();
        IQ query;
        PacketCollector collector;
        Bytestream response;
        while (it.hasNext()) {
            String jid = it.next().toString();
            query = new IQ() {
                public String getChildElementXML() {
                    return "<query xmlns=\"http://jabber.org/protocol/bytestreams\"/>";
                }
            };
            query.setType(IQ.Type.GET);
            query.setTo(jid);

            collector = connection.createPacketCollector(new PacketIDFilter(
                    query.getPacketID()));
            connection.sendPacket(query);

            response = (Bytestream) collector.nextResult(SmackConfiguration
                    .getPacketReplyTimeout());
            if (response != null) {
                streamHosts.addAll(response.getStreamHosts());
            }
            collector.cancel();
        }
        this.streamHosts = streamHosts;
    }
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      * org.jivesoftware.smackx.packet.StreamInitiation, java.io.File)
      */
    InputStream negotiateIncomingStream(Packet streamInitiation)
            throws XMPPException {

        Bytestream streamHostsInfo = (Bytestream) streamInitiation;

        if (streamHostsInfo.getType().equals(IQ.Type.ERROR)) {
            throw new XMPPException(streamHostsInfo.getError());
        }
        SelectedHostInfo selectedHost;
        try {
            // select appropriate host
            selectedHost = selectHost(streamHostsInfo);
        }
        catch (XMPPException ex) {
            if (ex.getXMPPError() != null) {
                IQ errorPacket = super.createError(streamHostsInfo.getTo(),
                        streamHostsInfo.getFrom(), streamHostsInfo.getPacketID(),
                        ex.getXMPPError());
                connection.sendPacket(errorPacket);
            }
            throw(ex);
        }

        // send used-host confirmation
        Bytestream streamResponse = createUsedHostConfirmation(
                selectedHost.selectedHost, streamHostsInfo.getFrom(),
                streamHostsInfo.getTo(), streamHostsInfo.getPacketID());
        connection.sendPacket(streamResponse);

        try {
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Related Classes of org.jivesoftware.smackx.packet.Bytestream

  • org.jivesoftware.smackx.filetransfer.Socks5TransferNegotiator
  • org.jivesoftware.smackx.filetransfer.Socks5TransferNegotiator$BytestreamSIDFilter
  • org.jivesoftware.smackx.filetransfer.Socks5TransferNegotiatorManager
  • org.jivesoftware.smackx.provider.BytestreamsProvider
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