public String getByID() throws Exception {
System.out.println("hello");
System.out.println("通过ID查找对象");
String cid = this.request.getParameter("chID");
int id = Integer.parseInt(cid);
System.out.println(id);
Channel cen = (Channel) channelDao.findObjectById(Channel.class, id);
System.out.println(cen);
ChannelVo vo = new ChannelVo();
BeanUtils.copyProperties(vo, cen);
System.out.println(vo);
JSONObject obj = new JSONObject();
System.out.println(cen.getId());
if (cen.getParentChannel() == null) {
} else {
vo.setParentChannel(cen.getParentChannel().getId());
vo.setParentName(cen.getParentChannel().getName());
}
obj.element("chan", vo);
PrintWriter out = this.response.getWriter();
out.write(obj.toString());
System.out.println(obj.toString());
out.flush();
return null;
}
public String update() throws Exception {
System.out.println(channel);
String pChannel = this.request.getParameter("parentID");
System.out.println(pChannel);
int parId = Integer.parseInt(pChannel);
Channel chan = (Channel) channelDao.findObjectById(Channel.class, parId);
channel.setParentChannel(chan);
channelDao.updateObject(channel);
return "listAll";
}
public String add() throws Exception {
String pChannel = this.request.getParameter("parentID");
int parId = Integer.parseInt(pChannel);
Channel chan = (Channel) channelDao.findObjectById(Channel.class, parId);
channel.setParentChannel(chan);
boolean flag = channelDao.addObject(channel);
if (flag) {
return "listAll";
} else {
return "error";
}
}