code: public static WsByteBufferPoolManager getBufferPoolManager() {
          if (cfwBundleRef.getService() != null) {
              return cfwBundleRef.getService().getBufferManager();
          }
          return ChannelFrameworkFactory.getBufferManager();
      }
docs: Access the current reference to the bytebuffer pool manager from channel frame work.
  
  @return WsByteBufferPoolManager