Shiro安全框架之权限认证（授权）

 <!-- https://mvnrepository.com/artifact/junit/junit -->
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.12</version>
</dependency>

 package com.guo.common;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.config.IniSecurityManagerFactory;
import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.util.Factory;
public class ShiroUtil {
          public static Subject login(String configFile,String userName,String password){
                   // 读取配置文件，初始化SecurityManager工厂
                   Factory<SecurityManager> factory=new IniSecurityManagerFactory(configFile);
                   // 获取securityManager实例
                   SecurityManager securityManager=factory.getInstance();
                   // 把securityManager实例绑定到SecurityUtils
                   SecurityUtils.setSecurityManager(securityManager);
                   // 得到当前执行的用户
                   Subject currentUser=SecurityUtils.getSubject();
                   // 创建token令牌，用户名/密码
                   UsernamePasswordToken token=new UsernamePasswordToken(userName, password);
                   try{
                            // 身份认证
                            currentUser.login(token);       
                            System.out.println("身份认证成功！");
                   }catch(AuthenticationException e){
                            e.printStackTrace();
                            System.out.println("身份认证失败！");
                   }
                   return currentUser;
          }
}

[users]
Robin=123456,role1,role2
Tom=123,role1  

@Test
         public void testHasRole() {
                   Subject currentUser=ShiroUtil.login("classpath:shiro_role.ini", "Robin", "123456");
                   System.out.println(currentUser.hasRole("role1")?"有role1这个角色":"没有role1这个角色");
                   boolean []results=currentUser.hasRoles(Arrays.asList("role1","role2","role3"));
                   System.out.println(results[0]?"有role1角色":"没有role1角色");
                   System.out.println(results[1]?"有role2角色":"没有role2角色");
                   System.out.println(results[2]?"有role3角色":"没有role3角色");
                   System.out.println(currentUser.hasAllRoles(Arrays.asList("role1","role2"))?"有role1 role2角色":"没有role1 role2角色");
                 currentUser.logout(); // 退出当前用户
 
         }

[users]
Robin=123456,role1,role2
Tom=123,role1
[roles]
role1=user:select
role2=user:add,user:update

         @Test
         public void testIsPermitted() {
                   Subject currentUser=ShiroUtil.login("classpath:shiro_permission.ini", "Robin", "123456");
                   // Subject currentUser=ShiroUtil.login("classpath:shiro_permission.ini", "jack", "123");
                   System.out.println(currentUser.isPermitted("user:select")?"有user:select这个权限":"没有user:select这个权限");
                   System.out.println(currentUser.isPermitted("user:update")?"有user:update这个权限":"没有user:update这个权限");
                   boolean results[]=currentUser.isPermitted("user:select","user:update","user:delete");
                   System.out.println(results[0]?"有user:select这个权限":"没有user:select这个权限");
                   System.out.println(results[1]?"有user:update这个权限":"没有user:update这个权限");
                   System.out.println(results[2]?"有user:delete这个权限":"没有user:delete这个权限");
                   System.out.println(currentUser.isPermittedAll("user:select","user:update")?"有user:select,update这两个权限":"user:select,update这两个权限不全有");
                  
                   currentUser.logout(); // 退出当前用户
         }