code: @Override
      public void sendRawResponseBody(WsByteBuffer[] body) throws IOException, MessageSentException {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) {
              Tr.entry(tc, "sendRawResponseBody(sync)");
          }
          setRawBody(true);
          sendResponseBody(body);
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) {
              Tr.exit(tc, "sendRawResponseBody(sync)");
          }
      }
docs: Send an array of raw body buffers out synchronously. This method will
  avoid any body modifications, such as compression or chunked-encoding.
  
  @param body
  @throws IOException
  -- if a socket error occurs
  @throws MessageSentException
  -- if a finishMessage API was already used