code: private boolean processMultiBulkReply(ByteBuf in) {
          final int length = lineLength();
          if (length == 0) {
              return false;
          }
          in.skipBytes(length);
          
          int num = readInt(length - 2);
          if (num == -1) {
              return true;
          }
          
          for (int i = 0; i < num; i++) {
              if (hasFrame(in) == false) {
                  return false;
              }
          }
          return true;
      }
docs: Process multi bulk reply.
  
  @param is the is
  @return the list