单点登录教程（三）——跨域单点登录

现在需求改了，联合国规定凡在手机购票了可以到广州塔和巴黎铁塔。显然广州和巴黎不是同一个国家了。我们可以不用到广州塔下买票，也不用到巴黎去买票，但能随时随地买票。

跨域单点登录
http://www.guangzhouta.com/ssm_crud1/index
http://www.senbowuguan.com/ssm_crud2/index
http://www.checkcookie.com/sso_crud3/checkCookie

@RequestMapping(value="/doLogin")
    public ModelAndView doLogin(String username, String password, HttpServletRequest request){
        ModelAndView mav = new ModelAndView();
        Map<String,String> map = new HashMap<String, String>();
        map.put("username", username);
        map.put("password", password);
        String result = _guangzhoutaToolUtil.doGet("http://www.checkcookie.com/sso_crud3/doLogin", map);
        if(result.equals("1")){
            List<String> hiddenUrl = new ArrayList<String>();
            hiddenUrl.add("http://www.guangzhouta.com/ssm_crud1/addCookie");
            hiddenUrl.add("http://www.senbowuguan.com/ssm_crud2/addCookie");
            mav.addObject("hiddenUrl",hiddenUrl);
            mav.setViewName("index1");
            return mav;
        }
        mav.addObject("gotoUrl", "http://www.guangzhouta.com/ssm_crud1/index");
        mav.setViewName("login");
        return mav;
    }

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