Spring Boot学习之Shiro源码

import org.apache.shiro.SecurityUtils; import org.apache.shiro.authc.*; import org.apache.shiro.config.IniSecurityManagerFactory; import org.apache.shiro.mgt.SecurityManager; import org.apache.shiro.session.Session; import org.apache.shiro.subject.Subject; import org.apache.shiro.util.Factory; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Simple Quickstart application showing how to use Shiro's API. * @since 0.9 RC2 */ public class Quickstart { private static final transient Logger log = LoggerFactory.getLogger(Quickstart.class); public static void main(String[] args) { Factory<SecurityManager> factory = new IniSecurityManagerFactory("classpath:shiro.ini"); SecurityManager securityManager = factory.getInstance(); //设置单例模式 SecurityUtils.setSecurityManager(securityManager); /* 以下是核心代码 */ // 获取当前的对象 subject Subject currentUser = SecurityUtils.getSubject(); // 通过当前对象拿到 session Session session = currentUser.getSession(); session.setAttribute("someKey", "aValue"); String value = (String) session.getAttribute("someKey"); if (value.equals("aValue")) { log.info("Retrieved the correct value! [" + value + "]"); } // 判断当前的用户是否被认证 if (!currentUser.isAuthenticated()) { //token令牌 没有获取，随机 UsernamePasswordToken token = new UsernamePasswordToken("lonestarr", "vespa"); token.setRememberMe(true);//设置记住功能 try { currentUser.login(token);//执行登录操作~ } catch (UnknownAccountException uae) {//用户名不存在 log.info("There is no user with username of " + token.getPrincipal()); } catch (IncorrectCredentialsException ice) {//密码错误 log.info("Password for account " + token.getPrincipal() + " was incorrect!"); } catch (LockedAccountException lae) {// log.info("The account for username " + token.getPrincipal() + " is locked. " + "Please contact your administrator to unlock it."); } // ... catch more exceptions here (maybe custom ones specific to your application? catch (AuthenticationException ae) { //unexpected condition? error? } } //say who they are: //print their identifying principal (in this case, a username): //获取当前用户的认证码——存取信息 log.info("User [" + currentUser.getPrincipal() + "] logged in successfully."); //test a role:检测角色 if (currentUser.hasRole("schwartz")) { log.info("May the Schwartz be with you!"); } else { log.info("Hello, mere mortal."); } //粗粒度 //test a typed permission (not instance-level):检测权限 if (currentUser.isPermitted("lightsaber:wield")) { log.info("You may use a lightsaber ring. Use it wisely."); } else { log.info("Sorry, lightsaber rings are for schwartz masters only."); } //细粒度 //a (very powerful) Instance Level permission:是否拥有更高级的权限 if (currentUser.isPermitted("winnebago:drive:eagle5")) { log.info("You are permitted to 'drive' the winnebago with license plate (id) 'eagle5'. " + "Here are the keys - have fun!"); } else { log.info("Sorry, you aren't allowed to drive the 'eagle5' winnebago!"); } //all done - log out!退出 currentUser.logout(); // 结束 System.exit(0); } }