SSH下shiro的基本使用

<!-- 权限控制 框架 -->?
<dependency>?  
　　<groupId>org.apache.shiro</groupId>?      
　　<artifactId>shiro-all</artifactId>?      
　　<version>1.2.2</version>? 
</dependency>

<!--?    spring框架提供,整合shiro框架?    
　　　　　一定要在Struts拦截器之前配置?    
　　　　　DelegatingFilterProxy在创建过程中,依赖一个对象,这个对象必须在applicationContext.xml 文件中间注册,?    
　　　　　而且注册的时候声明的ID必须和DelegatingFilterProxy声明的filter-name保持一致? 
-->
?<filter>?  
　　<filter-name>shiroFilterFactoryBean</filter-name>?  
　　<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>?
</filter>?
<filter-mapping>?  
　　<filter-name>shiroFilterFactoryBean</filter-name>?  
　　<url-pattern>/*</url-pattern>?
</filter-mapping>

 1     <!-- 初始化shiro框架提供的过滤器 -->
 2     <bean id="shiroFilterFactoryBean" class="org.apache.shiro.spring.web.ShiroFilterFactoryBean">
 3         <!-- 注入安全管理器 -->
 4         <property name="securityManager" ref="securityManager"/>
 5         <!-- 权限认证的页面,登录页面 -->
 6         <property name="loginUrl" value="/login.html"/>
 7         <!-- 权限认证成功以后要跳转的页面 -->
 8         <property name="successUrl" value="/index.html"/>
 9         <!-- 权限认证失败(权限不足)以后要跳转的页面 只对拦截器生效,不对注解起效-->
10         <property name="unauthorizedUrl" value="/unauthorizedUrl.html"/>
11         <!--指定拦截规则-->
12         <property name="filterChainDefinitions" >
13             <!--
14                 authc:框架提供的过滤器,有权限就放行,没有权限就拦截
15                 anon:框架提供的过滤器,可以匿名访问
16                 perms:框架提供的过滤器,用户请求资源的时候,会去检查用户是否拥有对应的权限,如果有就放行,没有,跳转到unauthorizedUrl属性指定的页面
17                 拦截的规则执行的时候是从上往下执行的,一旦有一个规则匹配成功.后面的规则就不再执行了
18                 拦截规则不能折行
19             -->
20             <value>
21                 /webService/** = anon
22                 /upload/* = anon
23                 /css/* = anon
24                 /data/* = anon
25                 /images/* = anon
26                 /js/** = anon
27                 /validatecode.jsp* = anon
28                 /userAction_login.action = anon
29                 /courierAction_pageQuery.action = perms["courierAction_pageQuery"]
30                 /** = authc
31             </value>
32         </property>
33 
34     </bean>
35     <bean id="securityManager" class="org.apache.shiro.web.mgt.DefaultWebSecurityManager">
36         <!-- 配置realm类 -->
37         <property name="realm" ref="userRealm"/>
38     </bean>

 1     <!--
 2         开启事务注解
 3         JDK代理
 4         CGLib代理方式
 5         proxy-target-class:true 使用cglib代理
 6         proxy-target-class:false 使用jdk代理
 7     -->
 8     <tx:annotation-driven proxy-target-class="true" transaction-manager="transactionManager" />
 9 
10     <!--基于spring的自动代理,创建service层的实现-->
11     <bean class="org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator">
12         <!--开启cglib 代理-->
13         <property name="proxyTargetClass" value="true"/>
14     </bean>
15     <!--配置切面-->
16     <bean class="org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor">
17         <!--注入安全管理器 -->
18         <property name="securityManager" ref="securityManager"/>
19     </bean>

 1     @Action(value = "userAction_login",results = {
 2             @Result(name = "success",location = "/index.html",type = "redirect"),
 3             @Result(name = "error",location = "/login.html",type = "redirect")
 4     })
 5     public String login(){
 6         String serverCode = (String) ServletActionContext.getRequest().getSession().getAttribute("key");
 7 
 8         if (StringUtils.isNotEmpty(checkCode) && StringUtils.isNotEmpty(serverCode)){
 9             Subject subject = SecurityUtils.getSubject();
10 
11             AuthenticationToken token = new UsernamePasswordToken(
12                     getModel().getUsername(),getModel().getPassword());
13 
14             try {
15                 subject.login(token);
16                 //方法的返回值有Realm中doGetAuthenticationInfo方法定义SimpleAuthenticationInfo对象的时候,第一个参数决定的
17                 User user = (User) subject.getPrincipal();
18                 ServletActionContext.getRequest().getSession().setAttribute("user",user);
19                 return SUCCESS;
20             } catch (AuthenticationException e) {
21                 e.printStackTrace();
22                 System.out.println("用户名或密码错误");
23             }
24         }
25         return ERROR;
26     }

 1 @Component
 2 public class UserRealm extends AuthorizingRealm{
 3 
 4     @Autowired
 5     private UserRepository userRepository;
 6 
 7     @Autowired
 8     private RoleRepository roleRepository;
 9 
10     @Autowired
11     private PermissionRepository permissionRepository;
12 
13     //授权的方法
14     @Override
15     protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
16         SimpleAuthorizationInfo info = new SimpleAuthorizationInfo();
17         //根据当前用户的用户名去查询对应的权限和角色
18         Subject subject = SecurityUtils.getSubject();
19         User user = (User) subject.getPrincipal();
20         if ("admin".equals(user.getUsername())){
21             List<Role> list = roleRepository.findAll();
22             for (Role role : list) {
23                 info.addRole(role.getKeyword());
24             }
25 
26             List<Permission> permissions = permissionRepository.findAll();
27             for (Permission permission : permissions) {
28                 info.addStringPermission(permission.getKeyword());
29             }
30         }else {
31            List<Role> roles =roleRepository.findbyUid(user.getId());
32             for (Role role : roles) {
33                 info.addRole(role.getKeyword());
34             }
35             List<Permission> permissions = permissionRepository.findbyUid(user.getId());
36             for (Permission permission : permissions) {
37                 info.addStringPermission(permission.getKeyword());
38             }
39         }
40 
41         return info;
42     }
43     //认证的方法
44     @Override
45     protected AuthenticationInfo doGetAuthenticationInfo(
46             AuthenticationToken authenticationToken) throws AuthenticationException {
47 
48         UsernamePasswordToken usernamePasswordToken = (UsernamePasswordToken) authenticationToken;
49         String username = usernamePasswordToken.getUsername();
50         //根据用户名查找用户
51         User user = userRepository.findByUsername(username);
52         if (user != null){
53 
54     /*@param principal   当事人,主体,通常是从数据库中查询到的用户
55      * @param credentials 凭证,密码,是从数据库中查询出来的密码
56      * @param realmName   the realm from where the principal and credentials were acquired.*/
57             //找到 -> 对比密码
58             AuthenticationInfo info =  new SimpleAuthenticationInfo(user,user.getPassword(),getName());
59             //      比对成功-> 执行后续的逻辑
60             //      比对失败-> 抛异常
61             return info;
62         }
63         //找不到 -> 抛异常
64         return null;
65     }
66 }

 1     @RequiresPermissions("batchDel")
 2     //在调用方法时,框架就会检查当前用户是否有对应的权限,如果有就放行,没有就抛异常,启用权限注解必须开启CGLib
 3     @Override
 4     public void batchDel(String ids) {
 5         if(StringUtils.isNotEmpty(ids)){
 6             String[] strings = ids.split(",");
 7             for (String string : strings) {
 8                 courierRepository.updateDelTagsById(Long.parseLong(string));
 9             }
10         }
11     }

 <shiro:hasPermission name="courierAction_pageQuery">
 {
    id : ‘button-delete‘,
    text : ‘作废‘,
    iconCls : ‘icon-cancel‘,
    handler : doDelete
 }
 </shiro:hasPermission>