java
程序员文章站
2022-06-08 21:47:11
...
spring-context-shiro.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd"
default-lazy-init="true">
<!-- 继承自AuthorizingRealm的自定义Realm,即指定Shiro验证用户登录的类为自定义的ShiroDbRealm.java -->
<bean id="myRealm" class="com.wzy.realm.MyRealm"/>
<!-- 定义缓存管理器 -->
<bean id="cacheManager" class="org.apache.shiro.cache.MemoryConstrainedCacheManager" />
<bean id="sessionManager" class="org.apache.shiro.web.session.mgt.DefaultWebSessionManager">
<!-- session的失效时长，单位毫秒 -->
<property name="globalSessionTimeout" value="600000"/>
<!-- 删除失效的session -->
<property name="deleteInvalidSessions" value="true"/>
</bean>
<!-- Shiro默认会使用Servlet容器的Session,可通过sessionMode属性来指定使用Shiro原生Session -->
<!-- 即<property name="sessionMode" value="native"/>,详细说明见官方文档 -->
<!-- 这里主要是设置自定义的单Realm应用,若有多个Realm,可使用'realms'属性代替 -->
<bean id="securityManager" class="org.apache.shiro.web.mgt.DefaultWebSecurityManager">
<property name="realm" ref="myRealm"/>
<!-- 使用配置的缓存管理器 -->
<property name="cacheManager" ref="cacheManager"></property>
<!-- 会话管理 -->
<property name="sessionManager" ref="sessionManager" />
</bean>
<!-- Shiro主过滤器本身功能十分强大,其强大之处就在于它支持任何基于URL路径表达式的、自定义的过滤器的执行 -->
<!-- Web应用中,Shiro可控制的Web请求必须经过Shiro主过滤器的拦截,Shiro对基于Spring的Web应用提供了完美的支持 -->
<bean id="shiroFilter" class="org.apache.shiro.spring.web.ShiroFilterFactoryBean">
<!-- Shiro的核心安全接口,这个属性是必须的 -->
<property name="securityManager" ref="securityManager"/>
<!-- 要求登录时的链接(可根据项目的URL进行替换),非必须的属性,默认会自动寻找Web工程根目录下的"/login.jsp"页面 -->
<property name="loginUrl" value="/"/>
<!-- 登录成功后要跳转的连接(本例中此属性用不到,因为登录成功后的处理逻辑在LoginController里硬编码为main.jsp了) -->
<!-- <property name="successUrl" value="/system/main"/> -->
<!-- 用户访问未对其授权的资源时,所显示的连接 -->
<!-- 若想更明显的测试此属性可以修改它的值,如unauthor.jsp,然后用[玄玉]登录后访问/admin/listUser.jsp就看见浏览器会显示unauthor.jsp -->
<property name="unauthorizedUrl" value="/"/>
<!-- Shiro连接约束配置,即过滤链的定义 -->
<!-- 此处可配合这篇文章来理解各个过滤连的作用http://blog.csdn.net/jadyer/article/details/12172839 -->
<!-- 下面value值的第一个'/'代表的路径是相对于HttpServletRequest.getContextPath()的值来的 -->
<!-- anon：它对应的过滤器里面是空的,什么都没做,这里.do和.jsp后面的*表示参数,比方说login.jsp?main这种 -->
<!-- authc：该过滤器下的页面必须验证后才能访问,它是Shiro内置的一个拦截器org.apache.shiro.web.filter.authc.FormAuthenticationFilter -->
<property name="filterChainDefinitions">
<value>
/mydemo/login=anon
/mydemo/getVerifyCodeImage=anon
/main**=authc
/user/info**=authc
/admin/**=user
</value>
</property>
</bean>
<!-- 保证实现了Shiro内部lifecycle函数的bean执行 -->
<bean id="lifecycleBeanPostProcessor" class="org.apache.shiro.spring.LifecycleBeanPostProcessor"/>
</beans>
spring-context.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:jdbc="http://www.springframework.org/schema/jdbc"
xmlns:jee="http://www.springframework.org/schema/jee"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:task="http://www.springframework.org/schema/task"
xmlns:cache="http://www.springframework.org/schema/cache"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-4.0.xsd
http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-4.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.0.xsd
http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-4.0.xsd
http://www.springframework.org/schema/cache
http://www.springframework.org/schema/cache/spring-cache.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd"
default-lazy-init="true">
<description>Spring Configuration</description>
<!-- 加载应用属性实例，可通过 @Value("#{APP_PROP['jdbc.driver']}") String jdbcDriver 方式引用 -->
<aop:aspectj-autoproxy proxy-target-class="true"/>
<!-- 使用Annotation自动注册Bean，解决事物失效问题：在主容器中不扫描@Controller注解，在SpringMvc中只扫描@Controller注解。 -->
<context:component-scan base-package="com.wzy"/><!-- base-package 如果多个，用“,”分隔 -->
<!-- MyBatis begin -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<property name="mapperLocations" value="classpath:com/wzy/mappings/*.xml"/>
</bean>
<!-- 扫描 com.rd.ifaes.core.*.mapper包下的所有接口 -->
<bean id="mapperScannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
<property name="basePackage" value="com.wzy.mapper" />
</bean>
<!-- 定义事务 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<!-- 配置 Annotation 驱动，扫描@Transactional注解的类定义事务 -->
<tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/>
<!-- MyBatis end -->
<!-- 数据源配置, 使用 BoneCP 数据库连接池 -->
<bean id="dataSource" class="org.apache.commons.dbcp2.BasicDataSource">
<!-- 数据源驱动类可不写，Druid默认会自动根据URL识别DriverClass -->
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<!-- 基本属性 url、user、password -->
<property name="url" value="jdbc:mysql://127.0.0.1:3306/shiro" />
<property name="username" value="root" />
<property name="password" value="root" />
</bean>
<!-- -->
<import resource="spring-context-shiro.xml"/>
<!-- 产品、借贷业务未开展对接流程引擎 暂时注释该模块 xxb 20160927
<import resource="spring-context-activiti.xml"/>
-->
</beans>
spring-mvc.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.2.xsd">
<!-- 它背后注册了很多用于解析注解的处理器,其中就包括<context:annotation-config/>配置的注解所使用的处理器 -->
<!-- 所以配置了<context:component-scan base-package="">之后,便无需再配置<context:annotation-config> -->
<context:component-scan base-package="com.wzy"/>
<!-- 启用SpringMVC的注解功能,它会自动注册HandlerMapping、HandlerAdapter、ExceptionResolver的相关实例 -->
<mvc:annotation-driven/>
<!-- 配置SpringMVC的视图解析器 -->
<!-- 其viewClass属性的默认值就是org.springframework.web.servlet.view.JstlView -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/"/>
<property name="suffix" value=".jsp"/>
</bean>
<!-- 默认访问跳转到登录页面(即定义无需Controller的url<->view直接映射) -->
<mvc:view-controller path="/" view-name="forward:/login.jsp"/>
<!-- 由于web.xml中设置是：由SpringMVC拦截所有请求,于是在读取静态资源文件的时候就会受到影响(说白了就是读不到) -->
<!-- 经过下面的配置，该标签的作用就是：所有页面中引用"/js/**"的资源，都会从"/resources/js/"里面进行查找 -->
<!-- 我们可以访问http://IP:8080/xxx/js/my.css和http://IP:8080/xxx/resources/js/my.css对比出来 -->
<mvc:resources mapping="/js/**" location="/resources/js/"/>
<mvc:resources mapping="/css/**" location="/resources/css/"/>
<mvc:resources mapping="/WEB-INF/**" location="/WEB-INF/"/>
<!-- SpringMVC在超出上传文件限制时，会抛出org.springframework.web.multipart.MaxUploadSizeExceededException -->
<!-- 该异常是SpringMVC在检查上传的文件信息时抛出来的，而且此时还没有进入到Controller方法中 -->
<bean class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
<property name="exceptionMappings">
<props>
<!-- 遇到MaxUploadSizeExceededException异常时，自动跳转到/WEB-INF/error_fileupload.jsp页面 -->
<prop key="org.springframework.web.multipart.MaxUploadSizeExceededException">WEB-INF/error_fileupload</prop>
<!-- 处理其它异常(包括Controller抛出的) -->
<prop key="java.lang.Throwable">WEB-INF/500</prop>
</props>
</property>
</bean>
<!-- 开启Shiro的注解(如@RequiresRoles,@RequiresPermissions),需借助SpringAOP扫描使用Shiro注解的类,并在必要时进行安全逻辑验证 -->
<!-- 配置以下两个bean即可实现此功能 -->
<!-- Enable Shiro Annotations for Spring-configured beans. Only run after the lifecycleBeanProcessor has run -->
<!-- 由于本例中并未使用Shiro注解,故注释掉这两个bean(个人觉得将权限通过注解的方式硬编码在程序中,查看起来不是很方便,没必要使用) -->
<bean class="org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator" depends-on="lifecycleBeanPostProcessor">
<property name="proxyTargetClass" value="true"/>
</bean>
<bean class="org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor">
<property name="securityManager" ref="securityManager"/>
</bean>
</beans>
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<!-- Web容器加载顺序ServletContext-context-param-listener-filter-servlet -->
<!-- <listener>
<listener-class>ch.qos.logback.ext.spring.web.LogbackConfigListener</listener-class>
</listener> -->
<!-- 指定Spring的配置文件 -->
<!-- 否则Spring会默认从WEB-INF下寻找配置文件,contextConfigLocation属性是Spring内部固定的 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:/spring-context*.xml</param-value>
</context-param>
<!-- 防止发生java.beans.Introspector内存泄露,应将它配置在ContextLoaderListener的前面 -->
<listener>
<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
</listener>
<!-- 实例化Spring容器 -->
<!-- 应用启动时,该监听器被执行,它会读取Spring相关配置文件,其默认会到WEB-INF中查找applicationContext.xml -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- <!-- 添加日志监听器 -->
<context-param>
<param-name>logbackConfigLocation</param-name>
<param-value>classpath:logback.xml</param-value>
</context-param> -->
<!-- 解决乱码问题 -->
<!-- forceEncoding默认为false,此时效果可大致理解为request.setCharacterEncoding("UTF-8") -->
<!-- forceEncoding=true后,可大致理解为request.setCharacterEncoding("UTF-8")和response.setCharacterEncoding("UTF-8") -->
<filter>
<filter-name>SpringEncodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>SpringEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 配置Shiro过滤器,先让Shiro过滤系统接收到的请求 -->
<!-- 这里filter-name必须对应applicationContext.xml中定义的<bean id="shiroFilter"/> -->
<!-- 使用[/*]匹配所有请求,保证所有的可控请求都经过Shiro的过滤 -->
<!-- 通常会将此filter-mapping放置到最前面(即其他filter-mapping前面),以保证它是过滤器链中第一个起作用的 -->
<filter>
<filter-name>shiroFilter</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
<init-param>
<!-- 该值缺省为false,表示生命周期由SpringApplicationContext管理,设置为true则表示由ServletContainer管理 -->
<param-name>targetFilterLifecycle</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>shiroFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- SpringMVC核心分发器 -->
<servlet>
<servlet-name>SpringMVC</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:/spring-mvc*.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>SpringMVC</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!-- Session超时30分钟(零或负数表示会话永不超时)-->
<!--
<session-config>
<session-timeout>30</session-timeout>
</session-config>
-->
<!-- 默认欢迎页 -->
<!-- Servlet2.5中可直接在此处执行Servlet应用,如<welcome-file>servlet/InitSystemParamServlet</welcome-file> -->
<!-- 这里使用了SpringMVC提供的<mvc:view-controller>标签,实现了首页隐藏的目的,详见applicationContext.xml -->
<welcome-file-list>
<welcome-file>login.jsp</welcome-file>
</welcome-file-list>
<!--
<error-page>
<error-code>405</error-code>
<location>/WEB-INF/405.html</location>
</error-page>
<error-page>
<error-code>404</error-code>
<location>/WEB-INF/404.jsp</location>
</error-page>
<error-page>
<error-code>500</error-code>
<location>/WEB-INF/500.jsp</location>
</error-page>
<error-page>
<exception-type>java.lang.Throwable</exception-type>
<location>/WEB-INF/500.jsp</location>
</error-page> -->
</web-app>
MyRealm.java
package com.wzy.realm;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Resource;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.builder.ReflectionToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.SimpleAuthenticationInfo;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.authz.AuthorizationException;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.session.Session;
import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.subject.Subject;
import org.springframework.beans.factory.annotation.Autowired;
import com.wzy.domain.Permission;
import com.wzy.domain.Role;
import com.wzy.domain.RolePermission;
import com.wzy.domain.User;
import com.wzy.service.PermissionService;
import com.wzy.service.RolePermissionService;
import com.wzy.service.RoleService;
import com.wzy.service.UserService;
import com.wzy.util.PrincipalUtils;
/**
* 自定义的指定Shiro验证用户登录的类
* @see 在本例中定义了2个用户:papio和big,papio具有admin角色和admin:manage权限,big不具有任何角色和权限
* @create
* @author
*/
@SuppressWarnings("restriction")
public class MyRealm extends AuthorizingRealm {
@Autowired
private transient UserService userService ;
@Resource
private RoleService roleService ;
@Resource
private PermissionService permissionService;
@Resource
private RolePermissionService rolePermissionService ;
/**
* 为当前登录的Subject授予角色和权限
* @see 经测试:本例中该方法的调用时机为需授权资源被访问时
* @see 经测试:并且每次访问需授权资源时都会执行该方法中的逻辑,这表明本例中默认并未启用AuthorizationCache
* @see 个人感觉若使用了Spring3.1开始提供的ConcurrentMapCache支持,则可灵活决定是否启用AuthorizationCache
* @see 比如说这里从数据库获取权限信息时,先去访问Spring3.1提供的缓存,而不使用Shior提供的AuthorizationCache
*/
@Override
protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals){
//获取当前登录的用户名,等价于(String)principals.fromRealm(this.getName()).iterator().next()
String currentUsername = (String)super.getAvailablePrincipal(principals);
List<String> roleList = new ArrayList<String>();
List<String> permissionList = new ArrayList<String>();
//从数据库中获取当前登录用户的详细信息
User user = userService.getByUserName(currentUsername);
if(null != user){
//实体类User中包含有用户角色的实体类信息
Role role = roleService.get(user.getRoleId()) ;
if(null!=role){
//获取当前登录用户的角色
roleList.add(role.getCode());
List<RolePermission> list = rolePermissionService.getByRoleId(role.getUuid()) ;
//实体类Role中包含有角色权限的实体类信息
for (RolePermission rolePermission : list) {
if(!StringUtils.isEmpty(rolePermission.getCode())) {
permissionList.add(rolePermission.getCode()) ;
}
}
}
}else{
throw new AuthorizationException();
}
//为当前用户设置角色和权限
SimpleAuthorizationInfo simpleAuthorInfo = new SimpleAuthorizationInfo();
simpleAuthorInfo.addRoles(roleList);
simpleAuthorInfo.addStringPermissions(permissionList);
//若该方法什么都不做直接返回null的话,就会导致任何用户访问/admin/listUser.jsp时都会自动跳转到unauthorizedUrl指定的地址
//详见applicationContext.xml中的<bean id="shiroFilter">的配置
return simpleAuthorInfo;
}
/**
* 验证当前登录的Subject
* @see 经测试:本例中该方法的调用时机为LoginController.login()方法中执行Subject.login()时
*/
@Override
protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authcToken) throws AuthenticationException {
//获取基于用户名和密码的令牌
//实际上这个authcToken是从LoginController里面currentUser.login(token)传过来的
//两个token的引用都是一样的,本例中是org.apache.shiro.authc.UsernamePasswordToken@33799a1e
UsernamePasswordToken token = (UsernamePasswordToken)authcToken;
System.out.println("验证当前Subject时获取到token为" + ReflectionToStringBuilder.toString(token, ToStringStyle.MULTI_LINE_STYLE));
User user = userService.getByUserName(token.getUsername());
System.out.println(user.getUserName());
if(null != user){
AuthenticationInfo authcInfo = new SimpleAuthenticationInfo(user.getUserName(), user.getPassword(), user.getRealName());
this.setSession("session_user", user);
return authcInfo;
}
return null ;
}
/**
* 将一些数据放到ShiroSession中,以便于其它地方使用
* @see 比如Controller,使用时直接用HttpSession.getAttribute(key)就可以取到
*/
private void setSession(Object key, Object value){
Subject currentUser = PrincipalUtils.getSubject();
if(null != currentUser){
Session session = currentUser.getSession();
System.out.println("Session默认超时时间为[" + session.getTimeout() + "]毫秒");
if(null != session){
session.setAttribute(key, value);
}
}
}
}
接下来控制层先要进行登录验证，然后为当前登录的Subject授予角色和权限 ，登录验证和授予角色和权限都在MyRealm类中执行。
控制层登录验证代码：
package com.wzy.controller;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.lang3.builder.ReflectionToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.ExcessiveAttemptsException;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.LockedAccountException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import com.wzy.domain.Permission;
import com.wzy.domain.Role;
import com.wzy.domain.RolePermission;
import com.wzy.domain.User;
import com.wzy.service.PermissionService;
import com.wzy.service.RolePermissionService;
import com.wzy.service.RoleService;
import com.wzy.service.UserService;
import com.wzy.util.PrincipalUtils;
import com.wzy.util.SessionUtils;
@SuppressWarnings("restriction")
@Controller
@RequestMapping("/user")
public class UserManageController {
@Resource
private RoleService roleService ;
@Resource
private PermissionService permissionService;
@Resource
private UserService userService ;
@Resource
private RolePermissionService rolePermissionService ;
/**
* 用户登录
*/
@RequestMapping(value="/login", method=RequestMethod.POST)
public String login(HttpServletRequest request){
String resultPageURL = InternalResourceViewResolver.FORWARD_URL_PREFIX + "/";
String username = request.getParameter("username");
String password = request.getParameter("password");
UsernamePasswordToken token = new UsernamePasswordToken(username, password);
token.setRememberMe(true);
System.out.println("为了验证登录用户而封装的token为" + ReflectionToStringBuilder.toString(token, ToStringStyle.MULTI_LINE_STYLE));
//获取当前的Subject
Subject currentUser = PrincipalUtils.getSubject();
try {
//在调用了login方法后,SecurityManager会收到AuthenticationToken,并将其发送给已配置的Realm执行必须的认证检查
//每个Realm都能在必要时对提交的AuthenticationTokens作出反应
//所以这一步在调用login(token)方法时,它会走到MyRealm.doGetAuthenticationInfo()方法中,具体验证方式详见此方法
System.out.println("对用户[" + username + "]进行登录验证..验证开始");
currentUser.login(token);
System.out.println("对用户[" + username + "]进行登录验证..验证通过");
SessionUtils.getSessionAttr("session_user") ;
resultPageURL = "main";
}catch(UnknownAccountException uae){
System.out.println("对用户[" + username + "]进行登录验证..验证未通过,未知账户");
request.setAttribute("message_login", "未知账户");
}catch(IncorrectCredentialsException ice){
System.out.println("对用户[" + username + "]进行登录验证..验证未通过,错误的凭证");
request.setAttribute("message_login", "密码不正确");
}catch(LockedAccountException lae){
System.out.println("对用户[" + username + "]进行登录验证..验证未通过,账户已锁定");
request.setAttribute("message_login", "账户已锁定");
}catch(ExcessiveAttemptsException eae){
System.out.println("对用户[" + username + "]进行登录验证..验证未通过,错误次数过多");
request.setAttribute("message_login", "用户名或密码错误次数过多");
}catch(AuthenticationException ae){
//通过处理Shiro的运行时AuthenticationException就可以控制用户登录失败或密码错误时的情景
System.out.println("对用户[" + username + "]进行登录验证..验证未通过,堆栈轨迹如下");
ae.printStackTrace();
request.setAttribute("message_login", "用户名或密码不正确");
}
//新建所有的权限
if(username.equals("admin")) {
User user = userService.getByUserName(username) ;
Role role = roleService.get(user.getRoleId()) ;
List<Permission> list = permissionService.findAll() ;
List<RolePermission> rp = new ArrayList<RolePermission>() ;
for (Permission permission : list) {
RolePermission rolePermission = new RolePermission() ;
rolePermission.setRoleId(role.getUuid());
rolePermission.setPermissionId(permission.getUuid());
rolePermission.setCode(role.getCode()+":"+permission.getCode());
rp.add(rolePermission) ;
}
rolePermissionService.insertBatch(rp);
}
//验证是否登录成功
if(currentUser.isAuthenticated()){
System.out.println("用户[" + username + "]登录认证通过(这里可以进行一些认证通过后的一些系统参数初始化操作)");
currentUser.hasRole("admin") ;
}else{
token.clear();
}
return resultPageURL;
}
@RequiresPermissions("admin:query")
@RequestMapping("/main")
public String main() {
/*Subject currentUser = PrincipalUtils.getSubject();
if(!currentUser.hasRole("admin")) {
System.out.println("用户对应的不是该角色");
throw new RuntimeException("该用户没有该权限") ;
}*/
return "login" ;
}
/**
* 用户登出
*/
@RequestMapping("/logout")
public String logout(HttpServletRequest request){
SecurityUtils.getSubject().logout();
return InternalResourceViewResolver.REDIRECT_URL_PREFIX + "/";
}
}
控制层就可以通过@RequiresPermissions()进行权限访问了
上一篇： php 数组函数总结
下一篇： 单例模式