SpringBoot整合shiro(二)自定义sessionManager

传统结构项目中,shiro从cookie中读取sessionId以此来维持会话,在前后端分离的项目中(也可在移动APP项目使用),我们选择在ajax的请求头中传递sessionId,因此需要重写shiro获取sessionId的方式。自定义ShiroSessionManager类继承DefaultWebSessionManager类,重写getSessionId方法,

import org.apache.shiro.web.servlet.ShiroHttpServletRequest;
import org.apache.shiro.web.session.mgt.DefaultWebSessionManager;
import org.apache.shiro.web.util.WebUtils;
import org.springframework.util.StringUtils;

import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import java.io.Serializable;

/**
 * Description:shiro框架 自定义session获取方式
 * 可自定义session获取规则。这里采用ajax请求头authToken携带sessionId的方式
 *
 * @author zlp
 * @create 2018-05-24 10:04
 **/
public class ShiroSessionManager extends DefaultWebSessionManager {

    private static final String AUTHORIZATION = "authToken";

    private static final String REFERENCED_SESSION_ID_SOURCE = "Stateless request";

    public ShiroSessionManager(){
        super();
    }

    @Override
    protected Serializable getSessionId(ServletRequest request, ServletResponse response){
        String id = WebUtils.toHttp(request).getHeader(AUTHORIZATION);
        System.out.println("id:"+id);
        if(StringUtils.isEmpty(id)){
            //如果没有携带id参数则按照父类的方式在cookie进行获取
            System.out.println("super:"+super.getSessionId(request, response));
            return super.getSessionId(request, response);
        }else{
            //如果请求头中有 authToken 则其值为sessionId
   request.setAttribute(ShiroHttpServletRequest.REFERENCED_SESSION_ID_SOURCE,REFERENCED_SESSION_ID_SOURCE);
            request.setAttribute(ShiroHttpServletRequest.REFERENCED_SESSION_ID,id);
            request.setAttribute(ShiroHttpServletRequest.REFERENCED_SESSION_ID_IS_VALID,Boolean.TRUE);
            return id;
        }
    }
}

然后修改ShiroConfig 类。将自定义的ShiroSessionManager 注入管理器中

    //添加bean
    /**
     * 自定义sessionManager
     * @return
     */
    @Bean
    public SessionManager sessionManager(){
        ShiroSessionManager shiroSessionManager = new ShiroSessionManager();
        //这里可以不设置。Shiro有默认的session管理。如果缓存为Redis则需改用Redis的管理
        shiroSessionManager.setSessionDAO(new EnterpriseCacheSessionDAO());
        return shiroSessionManager;
    }
    //修改securityManager()方法
    /**
     * 配置管理层。即安全控制层
     * @return
     */
    @Bean
    public SecurityManager securityManager(){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        securityManager.setRealm(shiroRealm());
        //自定义session管理
        securityManager.setSessionManager(sessionManager());
        //自定义缓存实现
        securityManager.setCacheManager(ehCacheManager());
        return  securityManager;
    }

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转载自blog.csdn.net/u011456867/article/details/80484559