code: public Buffer getBroadcastQueue() {
  
          if (m_broadcastQueue == null) {
              m_broadcastQueue = BufferUtils.synchronizedBuffer(new UnboundedFifoBuffer(QUEUE_SIZE));
          }
          return m_broadcastQueue;
      }
docs: Returns the broadcast queue of the user to which this session info belongs.<p>
  
  @return the broadcast queue of the user to which this session info belongs