src/main/java/com/xuan/springboot/pharmacy_management/user/handler/MyHandlerInterceptor2.java

（完整代码） 1KB 

package com.xuan.springboot.pharmacy_management.user.handler;

import com.xuan.springboot.pharmacy_management.user.domain.Users;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class MyHandlerInterceptor2 implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        Users users = (Users) request.getSession().getAttribute("Users");
        if (users.getType().equals("2")){
            return true;
        }
        response.sendRedirect(request.getContextPath() + "/to/login");
        return false;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {

    }
}

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