@Override public void invalidate() { if (valid.compareAndSet(true, false)) { async.invalidate(this); try { httpSession.removeAttribute(HTTP_SESSION_KEY); } catch (IllegalStateException e) { // HttpSession already invalidated } CometServletResponseImpl prevResponse = response.getAndSet(null); if (prevResponse != null) { prevResponse.tryTerminate(); } } }
@Override public void enqueued() { ensureValid(); async.enqueued(this); }
@Override public void enqueue(Serializable message) { ensureValid(); queue.add(message); async.enqueued(this); }