SpringMVC中Controller跳转到另一个Controller方法

1. 1、直接Redirect后加 Controller/Action
2. Response.Redirect("/User/Edit");
3. // return Redirect("/User/Edit");
4. return RedirectToAction("about","Home");
6. Response.Redirect("/User/Edit");
8. 2、直接return后加 Controller/Action
10. return Redirect("/User/Edit");
12. 3、RedirectToAction方法，直接跳到一个action
14. return RedirectToAction("edit");
16. 4、跳转的页并不在该Controller中
18. return RedirectToAction("about","Home"); 
19. 5. redirect跳转
20. String url = "redirect:/test.do";

mav = new ModelAndView(url);