Spring Boot学习之Shiro
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:");
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);
}
}