直接上代码
@Component public class LoginHandlerInterceptor implements HandlerInterceptor { //目标方法执行之前 @Override public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { Object user = request.getSession().getAttribute("currentUser"); if (user == null) { //未登录,返回登录页面 response.sendRedirect("/LoginError.html"); return false; }else { //放行 return true; } } }
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