Package org.jboss.errai.bus.server.api

Examples of org.jboss.errai.bus.server.api.MessageQueue.poll()

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        return;
      }

      queue.heartBeat();

      queue.poll(wait, outputStream);

      outputStream.close();
    }
    catch (final Throwable t) {
      t.printStackTrace();
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      return;
    }

    response.setContentType("application/json");
    if (queue.messagesWaiting()) {
      queue.poll(false, response.getOutputStream());
      return;
    }

    final AsyncContext asyncContext = request.startAsync();
    asyncContext.addListener(new AsyncListener() {
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        }
      });

    synchronized (queue.getActivationLock()) {
      if (queue.messagesWaiting()) {
        queue.poll(writer);
        asyncContext.complete();
        return;
      }

      queue.setActivationCallback(new QueueActivationCallback() {
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      queue.setActivationCallback(new QueueActivationCallback() {
        @Override
        public void activate(final MessageQueue queue) {
          try {
            queue.poll(writer);
            queue.setActivationCallback(null);

            queue.heartBeat();
            writer.flush();
          }
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      if (queue != null) {
        if (shouldWait(request)) {
          doGet(request, response);
        }
        else {
          queue.poll(new OutputStreamWriteAdapter(response.getOutputStream()));
        }
      }
    }
    catch (Exception e) {
      final String message = e.getMessage();
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                return;
            }

            queue.heartBeat();

            List<MarshalledMessage> messages = queue.poll(wait).getMessages();

            httpServletResponse.setHeader("Cache-Control", "no-cache");
            httpServletResponse.addHeader("Payload-Size", String.valueOf(messages.size()));
            httpServletResponse.setContentType("application/json");
            OutputStream stream = httpServletResponse.getOutputStream();
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