}
Channel obj = ChannelModel.getById(id);
if (obj != null) {
TubeSearchModel model = new TubeSearchModel();
model.setPage(page);
model.prepareTubeByChannel(obj.getId());
req.setAttribute("model", model);
req.setAttribute("obj", obj);
req.setAttribute("url", req.getRequestURL().toString());
req.getRequestDispatcher("/channel.jsp").forward(req, resp);
} else {