springmvc重定向

String success="07大吉大利25";
@RequestMapping("str")
public String test1(){
return "redirect:/test/"+success+".do";
}

@RequestMapping("mv")
public ModelAndView test2(){
ModelAndView mv = new ModelAndView("redirect:/test/{success}.do");
mv.addObject("success", success);

return mv;
}

上面的方式中文会乱码