{
String id=getRequest().getParameter("id");
if(id!=null&&!"".equals(id)){
ticket=ticketService.getTicketById(id);
}else{
ticket=new Ticket();
}
List<Map<String, String>> list=new ArrayList<Map<String,String>>();
Map<String, String> map=new HashMap<String, String>();
map.put("name", "无效");
map.put("value", "0");