SpringBoot怎么整合Shiro

<dependency>
    <groupId>org.apache.shiro</groupId>
    <artifactId>shiro-spring-boot-web-starter</artifactId>
    <version>1.6.0</version>
</dependency>

/**自定义Realm，使用mysql数据源
 * @author 赖柄沣 bingfengdev@aliyun.com
 * @version 1.0
 * @date 2020/10/6 9:09
 */
public class MySQLRealm extends AuthorizingRealm {

    @Autowired
    private IUserService userService;
    @Autowired
    private IRoleService roleService;
    @Autowired
    private IResourceService resourceService;

    /**
     * 授权
     * @param principals
     * @return
     */
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
        String username = (String) principals.getPrimaryPrincipal();
        List<Role> roleList = roleService.findByUsername(username);
        SimpleAuthorizationInfo authorizationInfo = new SimpleAuthorizationInfo();
        for (Role role : roleList) {
            authorizationInfo.addRole(role.getRoleName());
        }

        List<Long> roleIdList  = new ArrayList<>();
        for (Role role : roleList) {
            roleIdList.add(role.getRoleId());
        }

        List<Resource> resourceList = resourceService.findByRoleIds(roleIdList);
        for (Resource resource : resourceList) {
            authorizationInfo.addStringPermission(resource.getResourcePermissionTag());
        }

        return authorizationInfo;
    }


    /**
     * 认证
     * @param token
     * @return
     * @throws AuthenticationException
     */
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
        if(token==null){
            return null;
        }

        String principal = (String) token.getPrincipal();
        User user = userService.findByUsername(principal);
        SimpleAuthenticationInfo simpleAuthenticationInfo = new SimpleAuthenticationInfo(user.getUsername(), user.getPassword(), ByteSource.Util.bytes(user.getSalt()), getName());
        return simpleAuthenticationInfo;
    }
}

/**shiro配置类
 * @author 赖柄沣 bingfengdev@aliyun.com
 * @version 1.0
 * @date 2020/10/6 9:11
 */
@Configuration
public class ShiroConfig {

    /**
     * 创建ShiroFilter拦截器
     * @return ShiroFilterFactoryBean
     */
    @Bean(name = "shiroFilterFactoryBean")
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(DefaultWebSecurityManager securityManager){
        ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
        shiroFilterFactoryBean.setSecurityManager(securityManager);

        //配置不拦截路径和拦截路径，顺序不能反
        HashMap<String, String> map = new HashMap<>(5);

        map.put("/authc/**","anon");
        map.put("/login.html","anon");
        map.put("/js/**","anon");
        map.put("/css/**","anon");

        map.put("/**","authc");
        shiroFilterFactoryBean.setFilterChainDefinitionMap(map);

        //覆盖默认的登录url
        shiroFilterFactoryBean.setLoginUrl("/authc/unauthc");
        return shiroFilterFactoryBean;
    }

    @Bean
    public Realm getRealm(){
        //设置凭证匹配器，修改为hash凭证匹配器
        HashedCredentialsMatcher myCredentialsMatcher = new HashedCredentialsMatcher();
        //设置算法
        myCredentialsMatcher.setHashAlgorithmName("md5");
        //散列次数
        myCredentialsMatcher.setHashIterations(512);
        MySQLRealm realm = new MySQLRealm();
        realm.setCredentialsMatcher(myCredentialsMatcher);
        return realm;
    }

    /**
     * 创建shiro web应用下的安全管理器
     * @return DefaultWebSecurityManager
     */
    @Bean
    public DefaultWebSecurityManager getSecurityManager(Realm realm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        securityManager.setRealm(realm);
        SecurityUtils.setSecurityManager(securityManager);
        return securityManager;
    }

}

/**认证请求参数
 * @author 赖柄沣 bingfengdev@aliyun.com
 * @version 1.0
 * @date 2020/10/7 15:12
 */
@Data
public class LoginVO implements Serializable {

    private String username;
    private String password;

}

/**认证模块
 * @author 赖柄沣 bingfengdev@aliyun.com
 * @version 1.0
 * @date 2020/10/6 10:07
 */
@RestController
@RequestMapping("/authc")
public class AuthcController {

    @Autowired
    private AuthcService authcService;

    @PostMapping("/login")
    public boolean login(@RequestBody LoginVO loginVO){

        return authcService.login(loginVO);
    }



    @GetMapping("/unauthc")
    public String unauthc(){
        return "请先登录";
    }
    
}

/**
 * @author 赖柄沣 bingfengdev@aliyun.com
 * @version 1.0
 * @date 2020/10/7 15:15
 */
@Service
public class AuthcServiceImpl implements AuthcService {
    @Override
    public boolean login(LoginVO loginVO) throws AuthenticationException {
        if (loginVO==null){
            return false;
        }

        if (loginVO.getUsername()==null||"".equals(loginVO.getUsername())){
            return false;
        }

        if (loginVO.getPassword() == null || "".equals(loginVO.getPassword())){
            return false;
        }
        Subject subject = SecurityUtils.getSubject();
        UsernamePasswordToken token = new UsernamePasswordToken(loginVO.getUsername(), loginVO.getPassword());

        subject.login(token);
        return true;
    }
}

/**产品模块
 * @author 赖柄沣 bingfengdev@aliyun.com
 * @version 1.0
 * @date 2020/10/6 10:14
 */
@RestController
@RequestMapping("/product")
public class ProductController {

    
    @RequiresPermissions("product:get")
    @GetMapping("/get/list")
    public String getProductList() {
        return "productList";
    }
    
    @RequiresPermissions("product:delete")
    @GetMapping("/delete")
    public String deleteProduct() {
        return "删除产品数据";
    }
}