Java Code Examples for org.xmpp.packet.Packet#getTo()

@Override
public void process(Packet packet) throws UnauthorizedException, PacketException {
    boolean handled = false;
    String host = packet.getTo().getDomain();
    for (Channel<Packet> channel : transports.values()) {
        if (channel.getName().equalsIgnoreCase(host)) {
            channel.add(packet);
            handled = true;
        }
    }
    if (!handled) {
        JID recipient = packet.getTo();
        JID sender = packet.getFrom();
        packet.setError(PacketError.Condition.remote_server_timeout);
        packet.setFrom(recipient);
        packet.setTo(sender);
        try {
            deliverer.deliver(packet);
        }
        catch (PacketException e) {
            Log.error(LocaleUtils.getLocalizedString("admin.error"), e);
        }
    }
}
 

@Override
public void interceptPacket(Packet packet, Session session, boolean read, boolean processed) {
    if (!processed) {
        // Ignore packets sent or received by users that are present in the ignore list
        JID from = packet.getFrom();
        JID to = packet.getTo();
        if ((from == null || !ignoreList.contains(from.getNode())) &&
                (to == null || !ignoreList.contains(to.getNode()))) {
            auditor.audit(packet, session);
        }
    }
}
 

@Override
 public void process(Packet packet) throws UnauthorizedException, PacketException {
    try {
        JID recipient = packet.getTo();
        // Check if the target domain belongs to a remote server or a component
        if (server.matchesComponent(recipient) || server.isRemote(recipient)) {
            routingTable.routePacket(recipient, packet, false);
        }
        // The target domain belongs to the local server
        else if (recipient == null || (recipient.getNode() == null && recipient.getResource() == null)) {
            // no TO was found so send back the packet to the sender
            routingTable.routePacket(packet.getFrom(), packet, false);
        }
        else if (recipient.getResource() != null || !(packet instanceof Presence)) {
            // JID is of the form <user@domain/resource>
            routingTable.routePacket(recipient, packet, false);
        }
        else {
            // JID is of the form <user@domain>
            for (JID route : routingTable.getRoutes(recipient, null)) {
                routingTable.routePacket(route, packet, false);
            }
        }
    }
    catch (Exception e) {
        Log.error(LocaleUtils.getLocalizedString("admin.error.deliver") + "\n" + packet.toString(), e);
    }
}
 

/**
 * Keeps a log of the XMPP traffic, releasing the wait lock on response received.
 */
@Override
public void interceptPacket(Packet packet, Session session, boolean incoming, boolean processed)
        throws PacketRejectedException {

    if (ping.getTo() == null || packet.getFrom() == null || packet.getTo() == null) {
        return;
    }

    if (!processed
            && (ping.getTo().getDomain().equals(packet.getFrom().getDomain()) || ping.getTo().getDomain().equals(packet.getTo().getDomain()))) {

        // Log all traffic to and from the domain.
        xml.append(packet.toXML());
        xml.append('\n');

        // If we've received our IQ response, stop the test.
        if ( packet instanceof IQ )
        {
            final IQ iq = (IQ) packet;
            if ( iq.isResponse() && ping.getID().equals( iq.getID() ) && ping.getTo().equals( iq.getFrom() ) ) {
                Log.info("Successful server to server response received.");
                waitUntil.release();
            }
        }
    }
}
 

@Override
public void processPacket(final Packet packet) {

    Log.trace( "Routing stanza: {}", packet.toXML() );
    if (!isServiceEnabled()) {
        Log.trace( "Service is disabled. Ignoring stanza." );
        return;
    }
    // The MUC service will receive all the packets whose domain matches the domain of the MUC
    // service. This means that, for instance, a disco request should be responded by the
    // service itself instead of relying on the server to handle the request.
    try {
        // Check if the packet is a disco request or a packet with namespace iq:register
        if (packet instanceof IQ) {
            if (process((IQ)packet)) {
                Log.trace( "Done processing IQ stanza." );
                return;
            }
        } else if (packet instanceof Message) {
            final Message msg = (Message) packet;
            if (msg.getType() == Message.Type.error) {
                // Bounced message, drop user.
                removeUser(packet.getFrom());
                Log.trace( "Done processing Message stanza." );
                return;
            }
        } else if (packet instanceof Presence) {
            final Presence pres = (Presence) packet;
            if (pres.getType() == Presence.Type.error) {
                // Bounced presence, drop user.
                removeUser(packet.getFrom());
                Log.trace( "Done processing Presence stanza." );
                return;
            }
        }

        if ( packet.getTo().getNode() == null )
        {
            Log.trace( "Stanza was addressed at the service itself, which by now should have been handled." );
            if ( packet instanceof IQ && ((IQ) packet).isRequest() )
            {
                final IQ reply = IQ.createResultIQ( (IQ) packet );
                reply.setChildElement( ((IQ) packet).getChildElement().createCopy() );
                reply.setError( PacketError.Condition.feature_not_implemented );
                router.route( reply );
            }
            Log.debug( "Ignoring stanza addressed at conference service: {}", packet.toXML() );
        }
        else
        {
            Log.trace( "The stanza is a normal packet that should possibly be sent to the room." );
            final JID recipient = packet.getTo();
            final String roomName = recipient != null ? recipient.getNode() : null;
            final JID userJid = packet.getFrom();
            Log.trace( "Stanza recipient: {}, room name: {}, sender: {}", recipient, roomName, userJid );
            try (final AutoCloseableReentrantLock.AutoCloseableLock ignored = new AutoCloseableReentrantLock(MultiUserChatServiceImpl.class, userJid.toString()).lock()) {
                if ( !packet.getElement().elements(FMUCHandler.FMUC).isEmpty() ) {
                    Log.trace( "Stanza is a FMUC stanza." );
                    final MUCRoom chatRoom = getChatRoom(roomName);
                    if ( chatRoom != null ) {
                        chatRoom.getFmucHandler().process(packet);
                    } else {
                        Log.warn( "Unable to process FMUC stanza, as room it's addressed to does not exist: {}", roomName );
                        // FIXME need to send error back in case of IQ request, and FMUC join. Might want to send error back in other cases too.
                    }
                } else {
                    Log.trace( "Stanza is a regular MUC stanza." );
                    getChatUser(userJid, roomName).process(packet);
                }
            }
        }
    }
    catch (final Exception e) {
        Log.error(LocaleUtils.getLocalizedString("admin.error"), e);
    }
}
 

/**
 * Checks if the packet is a presence stanza that intends to reflect an update back to the client from which the update originated.
 *
 * @param packet The stanza (cannot be null.
 * @return true if the packet is presence reflection, otherwise false.
 */
public static boolean isPresenceUpdateReflection( final Packet packet ) {
    return packet instanceof Presence && packet.getTo() != null && packet.getTo().equals( packet.getFrom() );
}