index.html

    
    


首页


add
edit

login.html

    
    


登录


    
用户名:
    
密码:
    

/user/add.html

    
    


add

/user/edit.html

    
    


edit

MyController.java

package com.chen.controller;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.RequestMapping;




@Controller
public class MyController {

    @RequestMapping({"/","/index"})
    public String toIndex(Model model){
        model.addAttribute("msg","hello,shiro");
        return "index";
    }

    @RequestMapping("/user/add")
    public String add(){
        return "user/add";
    }

    @RequestMapping("/user/edit")
    public String edit(){
        return "user/edit";
    }

    @RequestMapping("/toLogin")
    public String toLogin(){
        return "login";
    }

    @RequestMapping("/login")
    public String login(String username,String password,Model model){
        Subject subject= SecurityUtils.getSubject();
        UsernamePasswordToken token=new UsernamePasswordToken(username,password);
        try {
            subject.login(token);
            return "index";
        }catch (UnknownAccountException e){
            model.addAttribute("msg","error username");
            return "login";
        }catch (IncorrectCredentialsException e){
            model.addAttribute("msg","error password");
            return "login";
        }
    }
}

UserRealm.java

package com.chen.config;

import org.apache.shiro.authc.*;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;

public class UserRealm extends AuthorizingRealm {

    //授权
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
        System.out.print("执行了授权");
        return null;
    }

    //认证
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {
        System.out.print("执行了认证");

        String name="root";
        String password="123456";

        UsernamePasswordToken usernamePasswordToken=(UsernamePasswordToken)authenticationToken;

        if(!usernamePasswordToken.getUsername().equals(name)){
            return null;//抛出异常

        }
        return new SimpleAuthenticationInfo("",password,"");
    }
}

ShiroConfig.java

package com.chen.config;

import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;
import java.util.Map;

@Configuration
public class ShiroConfig {

    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("securityManager") DefaultWebSecurityManager securityManager){
        ShiroFilterFactoryBean bean=new ShiroFilterFactoryBean();
        bean.setSecurityManager(securityManager);

        Map filterMap=new LinkedHashMap<>();
        filterMap.put("/user/*","authc");
        bean.setFilterChainDefinitionMap(filterMap);


        bean.setLoginUrl("/toLogin");
        return bean;
    }

    @Bean(name="securityManager")
    public DefaultWebSecurityManager getDefaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        securityManager.setRealm(userRealm);
        return securityManager;
    }

    @Bean(name="userRealm")
    public UserRealm userRealm(){
        return new UserRealm();
    }

}

账户错误如图

密码错误

账户密码正确调到首页

首页的页面这时候可以点击进入了

下载源码