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

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

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          context = createCometContext(httpServletRequest.getSession().getId());

        final ReflectorCometHandler handler = new ReflectorCometHandler(true);
        context.addCometHandler(handler);

        if (!queue.messagesWaiting()) {
          queue.setActivationCallback(new QueueActivationCallback() {
            public void activate(MessageQueue queue) {
              queue.setActivationCallback(null);
              context.resumeCometHandler(handler);
              try {
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                // Should never get here
              }
            }
          });

          if (!queue.messagesWaiting()) {
            context.setExpirationDelay(45 * 1000);
          }
        }
        else {
          queue.setActivationCallback(null);
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      }

      synchronized (queue.getActivationLock()) {
        if (wait) {
          final Continuation cont = ContinuationSupport.getContinuation(httpServletRequest, queue);
          if (!cont.isResumed() && !queue.messagesWaiting()) {
            queue.setActivationCallback(new JettyQueueActivationCallback(cont));
            cont.suspend(45 * 1000);
            return;
          }
        }
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            if (post) {
              // do not pause incoming messages.
              break;
            }
            else if (queue.messagesWaiting()) {
              transmitMessages(event.getHttpServletResponse(), queue);
              event.close();
              break;
            }
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          if (post) {
            // do not pause incoming messages.
            break;
          }
          else if (queue.messagesWaiting()) {
            transmitMessages(event.getHttpServletResponse(), queue);
            event.close();
            break;
          }
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        public void onStartAsync(final AsyncEvent event) throws IOException {
        }
      });

      synchronized (queue.getActivationLock()) {
        if (queue.messagesWaiting()) {
          queue.poll(writer);
          writer.write(SSE_TERMINATION_BYTES);
          writer.flush();
          return;
        }
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          public void onStartAsync(final AsyncEvent event) throws IOException {
          }
        });

      synchronized (queue.getActivationLock()) {
        if (queue.messagesWaiting()) {
          queue.poll(writer);
          asyncContext.complete();
          return;
        }
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        public void onStartAsync(final AsyncEvent event) throws IOException {
        }
      });

      synchronized (queue.getActivationLock()) {
        if (queue.messagesWaiting()) {
          queue.poll(writer);
          writer.write(SSE_TERMINATION_BYTES);
        }

        queue.setActivationCallback(new QueueActivationCallback() {
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          public void onStartAsync(final AsyncEvent event) throws IOException {
          }
        });

      synchronized (queue.getActivationLock()) {
        if (queue.messagesWaiting()) {
          queue.poll(writer);
          asyncContext.complete();
          return;
        }
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        public void onStartAsync(final AsyncEvent event) throws IOException {
        }
      });

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