Package org.mortbay.cometd

Examples of org.mortbay.cometd.MessageImpl

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    public void deliver(Client from, String toChannel, Object data, String id)
    {
        if (!isRunning())
            throw new IllegalStateException("Not running");

        Message message = new MessageImpl();

        message.put(Bayeux.CHANNEL_FIELD,toChannel);
        message.put(Bayeux.DATA_FIELD,data);
        if (id != null)
            message.put(Bayeux.ID_FIELD,id);

        synchronized (_inQ)
        {
            if (_mListeners == null)
                _inQ.add(message);
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    public void publish(String toChannel, Object data, String msgId)
    {
        if (!isRunning())
            throw new IllegalStateException("Not running");

        Message msg = new MessageImpl();
        msg.put(Bayeux.CHANNEL_FIELD,toChannel);
        msg.put(Bayeux.DATA_FIELD,data);
        if (msgId != null)
            msg.put(Bayeux.ID_FIELD,msgId);
        publish(msg);
    }
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    public void subscribe(String toChannel)
    {
        if (!isRunning())
            throw new IllegalStateException("Not running");

        Message msg = new MessageImpl();
        msg.put(Bayeux.CHANNEL_FIELD,Bayeux.META_SUBSCRIBE);
        msg.put(Bayeux.SUBSCRIPTION_FIELD,toChannel);
        publish(msg);
    }
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    public void unsubscribe(String toChannel)
    {
        if (!isRunning())
            throw new IllegalStateException("Not running");

        Message msg = new MessageImpl();
        msg.put(Bayeux.CHANNEL_FIELD,Bayeux.META_UNSUBSCRIBE);
        msg.put(Bayeux.SUBSCRIPTION_FIELD,toChannel);
        publish(msg);
    }
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    public void disconnect()
    {
        if (isStopped())
            throw new IllegalStateException("Not running");

        Message msg = new MessageImpl();
        msg.put(Bayeux.CHANNEL_FIELD,Bayeux.META_DISCONNECT);

        synchronized (_outQ)
        {
            _outQ.add(msg);
            _disconnecting = true;
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                final int size=messages.size();
                for (int i=0; i < size; i++)
                {
                    final Message message=messages.get(i);
                    final MessageImpl mesgImpl=(message instanceof MessageImpl)?(MessageImpl)message:null;

                    // Can we short cut the message?
                    if (i == 0 && size == 1 && mesgImpl != null && _refsThreshold > 0 && metaConnectReply != null && transport instanceof JSONTransport)
                    {
                        // is there a response already prepared
                        ByteBuffer buffer=mesgImpl.getBuffer();
                        if (buffer != null)
                        {
                            // Send pre-prepared buffer
                            request.setAttribute("org.mortbay.jetty.ResponseBuffer",buffer);
                            if (metaConnectReply instanceof MessageImpl)
                                ((MessageImpl)metaConnectReply).decRef();
                            metaConnectReply=null;
                            transport=null;
                            mesgImpl.decRef();
                            continue;
                        }
                        else if (mesgImpl.getRefs() >= _refsThreshold)
                        {
                            // create multi-use buffer
                            byte[] contentBytes=("[" + mesgImpl.getJSON() + ",{\"" + Bayeux.SUCCESSFUL_FIELD + "\":true,\"" + Bayeux.CHANNEL_FIELD
                                    + "\":\"" + Bayeux.META_CONNECT + "\"}]").getBytes(StringUtil.__UTF8);
                            int contentLength=contentBytes.length;

                            String headerString="HTTP/1.1 200 OK\r\n" + "Content-Type: text/json; charset=utf-8\r\n" + "Content-Length: "
                                    + contentLength + "\r\n" + "\r\n";

                            byte[] headerBytes=headerString.getBytes(StringUtil.__UTF8);

                            buffer=ByteBuffer.allocateDirect(headerBytes.length + contentLength);
                            buffer.put(headerBytes);
                            buffer.put(contentBytes);
                            buffer.flip();

                            mesgImpl.setBuffer(buffer);
                            request.setAttribute("org.mortbay.jetty.ResponseBuffer",buffer);
                            metaConnectReply=null;
                            if (metaConnectReply instanceof MessageImpl)
                                ((MessageImpl)metaConnectReply).decRef();
                            transport=null;
                            mesgImpl.decRef();
                            continue;
                        }
                    }

                    if (message != null)
                        transport.send(message);
                    if (mesgImpl != null)
                        mesgImpl.decRef();
                }

                if (metaConnectReply != null)
                {
                    metaConnectReply=_bayeux.extendSendMeta(client,metaConnectReply);
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    public void deliver(Client from, String toChannel, Object data, String id)
    {
        if (!isRunning())
            throw new IllegalStateException("Not running");

        MessageImpl message = _msgPool.newMessage();

        message.put(Bayeux.CHANNEL_FIELD,toChannel);
        message.put(Bayeux.DATA_FIELD,data);
        if (id != null)
            message.put(Bayeux.ID_FIELD,id);

        synchronized (_inQ)
        {
            if (_mListeners == null)
            {
                message.incRef();
                _inQ.add(message);
            }
            else
            {
                for (MessageListener l : _mListeners)
                    if (l instanceof MessageListener.Synchronous)
                        notifyMessageListener(l, from, message);
            }
        }

        if (_mListeners !=null)
            for (MessageListener l : _mListeners)
                if (!(l instanceof MessageListener.Synchronous))
                    notifyMessageListener(l, from, message);

        message.decRef();
    }
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    public void publish(String toChannel, Object data, String msgId)
    {
        if (!isRunning() || _disconnecting)
            throw new IllegalStateException("Not running");

        MessageImpl msg = _msgPool.newMessage();
        msg.put(Bayeux.CHANNEL_FIELD,toChannel);
        msg.put(Bayeux.DATA_FIELD,data);
        if (msgId != null)
            msg.put(Bayeux.ID_FIELD,msgId);
        publish(msg);
        msg.decRef();
    }
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    public void subscribe(String toChannel)
    {
        if (!isRunning() || _disconnecting)
            throw new IllegalStateException("Not running");

        MessageImpl msg = _msgPool.newMessage();
        msg.put(Bayeux.CHANNEL_FIELD,Bayeux.META_SUBSCRIBE);
        msg.put(Bayeux.SUBSCRIPTION_FIELD,toChannel);
        publish(msg);
        msg.decRef();
    }
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    public void unsubscribe(String toChannel)
    {
        if (!isRunning() || _disconnecting)
            throw new IllegalStateException("Not running");

        MessageImpl msg = _msgPool.newMessage();
        msg.put(Bayeux.CHANNEL_FIELD,Bayeux.META_UNSUBSCRIBE);
        msg.put(Bayeux.SUBSCRIPTION_FIELD,toChannel);
        publish(msg);
        msg.decRef();
    }
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Related Classes of org.mortbay.cometd.MessageImpl

  • org.mortbay.cometd.client.BayeuxClient
  • org.mortbay.cometd.client.BayeuxClient$Handshake
  • org.mortbay.cometd.client.BayeuxClient$Publish
  • org.mortbay.cometd.client.BayeuxClientTest
  • org.mortbay.cometd.continuation.ContinuationCometdServlet
  • org.mortbay.cometd.ext.AcknowledgedMessagesClientExtension
  • org.mortbay.util.ajax.JSON
  • org.mule.transport.ajax.container.MuleAjaxServlet$MuleContinuationBayeux
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