springBoot前后端分离项目中shiro的302跳转

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/**

*

* 重写权限验证问题，登录失效后返回状态码

*

*/

public class ShiroFormAuthenticationFilter extends FormAuthenticationFilter {

Logger logger = ();

@Override

protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws Exception {

if (isLoginRequest(request, response)) {

if (isLoginSubmission(request, response)) {

if (()) {

("Login submission detected. Attempting to execute login.");

}

return executeLogin(request, response);

} else {

if (()) {

("Login page view.");

}

//allow them to see the login page ;)

return true;

}

} else {

HttpServletRequest req = (HttpServletRequest)request;

HttpServletResponse resp = (HttpServletResponse) response;

if(().equals(())) {

(());

return true;

}

if (()) {

("Attempting to access a path which requires authentication. Forwarding to the " +

"Authentication url [" + getLoginUrl() + "]");

}

//前端Ajax请求时requestHeader里面带一些参数，用于判断是否是前端的请求

String test= ("test");

if (test!= null || ("wkcheck") != null) {

//前端Ajax请求，则不会重定向

("Access-Control-Allow-Origin", ("Origin"));

("Access-Control-Allow-Credentials", "true");

("application/json; charset=utf-8");

("UTF-8");

PrintWriter out = ();

JSONObject result = new JSONObject();

("message", "登录失效");

("resultCode", 1000);

(result);

();

();

} else {

saveRequestAndRedirectToLogin(request, response);

}

return false;

}

}

}