（九）shiro之web集成

Url 匹配方式
? 匹配一个字符 /admin? 可以匹配/admin1 或者/admin2 但是不能匹配/admin12 或者/admin
* 匹配零个或者一个或者多个字符 /admin* 可以匹配 /admin 或者/admin1 或者 /admin12 但是不能匹配/admin/abc
** 匹配零个或者多个路径 /admin/** 可以匹配/admin /admin/a 或者/admin/a/b

pom.xml依赖

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">

    <modelVersion>4.0.0</modelVersion>

    <groupId>com.shyroke</groupId>

    <artifactId>shiro_web</artifactId>

    <packaging>war</packaging>

    <version>0.0.1-SNAPSHOT</version>

    <name>shiro_web Maven Webapp</name>

    <url>http://maven.apache.org</url>

    <dependencies>

        <dependency>

            <groupId>javax.servlet.jsp.jstl</groupId>

            <artifactId>jstl</artifactId>

            <version>1.2</version>

        </dependency>

        <dependency>

            <groupId>javax.servlet.jsp</groupId>

            <artifactId>javax.servlet.jsp-api</artifactId>

            <version>2.3.1</version>

            <scope>provided</scope>

        </dependency>

        <dependency>

            <groupId>org.apache.tomcat</groupId>

            <artifactId>servlet-api</artifactId>

            <version>6.0.53</version>

        </dependency>

        <dependency>

            <groupId>org.apache.shiro</groupId>

            <artifactId>shiro-core</artifactId>

            <version>1.4.0</version>

        </dependency>

        <dependency>

            <groupId>org.apache.shiro</groupId>

            <artifactId>shiro-web</artifactId>

            <version>1.4.0</version>

        </dependency>

        <dependency>

            <groupId>org.slf4j</groupId>

            <artifactId>slf4j-log4j12</artifactId>

            <version>1.7.25</version>

            <scope>test</scope>

        </dependency>

        <dependency>

            <groupId>commons-logging</groupId>

            <artifactId>commons-logging</artifactId>

            <version>1.2</version>

        </dependency>

        <dependency>

            <groupId>log4j</groupId>

            <artifactId>log4j</artifactId>

            <version>1.2.17</version>

        </dependency>

    </dependencies>

    <build>

        <finalName>shiro_web</finalName>

        <plugins>

            <plugin>

                <groupId>org.mortbay.jetty</groupId>

                <artifactId>jetty-maven-plugin</artifactId>

                <version>8.1.15.v20140411</version>

                <configuration>

                    <webAppSourceDirectory>src/main/webapp</webAppSourceDirectory>

                    <scanIntervalSeconds>5</scanIntervalSeconds>

                     <reload>manual</reload>

                    <connectors>

                        <connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector">

                            <port>3032</port>

                        </connector>

                    </connectors>

                </configuration>

            </plugin>

        </plugins>

    </build>

</project>

shiro.ini

[main]

authc.loginUrl= /login
roles.unauthorizedUrl= /unauthorized.jsp

perms.unauthorizedUrl= /unauthorized.jsp

[users]

admin=123,role1

user1=456

[roles]

role1=admin:*

#如果加入了shiro-web支持，则需要配置urls，否则报错：Caused by: org.apache.shiro.env.RequiredTypeException: Object named 'filterChainResolver' is not of required type [org.apache.shiro.web.filter.mgt.FilterChainResolver].

[urls]

/index.jsp = authc

/ = authc

/admin.jsp = authc,roles[role1]

/login = anon

/logout = logout

#如果加入了shiro-web支持，则需要配置urls，否则报错：Caused by: org.apache.shiro.env.RequiredTypeException:

Object named 'filterChainResolver' is not of required type [org.apache.shiro.web.filter.mgt.FilterChainResolver].

web.xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xmlns="http://java.sun.com/xml/ns/javaee"

    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"

    id="WebApp_ID" version="2.5">

    <display-name>t</display-name>

    <welcome-file-list>

        <welcome-file>index.html</welcome-file>

        <welcome-file>index.htm</welcome-file>

        <welcome-file>index.jsp</welcome-file>

        <welcome-file>default.html</welcome-file>

        <welcome-file>default.htm</welcome-file>

        <welcome-file>default.jsp</welcome-file>

    </welcome-file-list>

    <listener>

        <listener-class>org.apache.shiro.web.env.EnvironmentLoaderListener</listener-class>

    </listener>

    <context-param>

        <param-name>shiroConfigLocations</param-name>

        <param-value>classpath:shiro.ini</param-value>

    </context-param>

    <filter>

        <filter-name>ShiroFilter</filter-name>

        <filter-class>org.apache.shiro.web.servlet.ShiroFilter</filter-class>

    </filter>

    <filter-mapping>

        <filter-name>ShiroFilter</filter-name>

        <url-pattern>/*</url-pattern>

        <dispatcher>REQUEST</dispatcher>

        <dispatcher>FORWARD</dispatcher>

        <dispatcher>INCLUDE</dispatcher>

        <dispatcher>ERROR</dispatcher>

    </filter-mapping>

    <servlet>

        <servlet-name>loginServlet</servlet-name>

        <servlet-class>com.shyroke.servlet.LoginServlet</servlet-class>

    </servlet>

    <servlet-mapping>

        <servlet-name>loginServlet</servlet-name>

        <url-pattern>/login</url-pattern>

    </servlet-mapping>

</web-app>

<body>

    <form action="<%=path%>/login" method="post">

        userName:<input type="text" name="username" /><br /> passWord:<input

            type="password" name="password" /><br /> <input type="submit"

            value="登录">

    </form>

</body>

LoginServlet.java：【url-pattern：/login】

package com.shyroke.servlet;

import java.io.IOException;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.shiro.SecurityUtils;

import org.apache.shiro.authc.IncorrectCredentialsException;

import org.apache.shiro.authc.UnknownAccountException;

import org.apache.shiro.authc.UsernamePasswordToken;

import org.apache.shiro.subject.Subject;

public class LoginServlet extends HttpServlet {

    /**

     *

     */

    private static final long serialVersionUID = 1L;

    @Override

    protected void doGet(HttpServletRequest request, HttpServletResponse response)

            throws ServletException, IOException {

        /**

         * 如果用户没有登录就即没有在index.jsp页面登录就会跳转到这个方法

         */

        request.getRequestDispatcher("/login.jsp").forward(request, response);

    }

    @Override

    protected void doPost(HttpServletRequest request, HttpServletResponse response)

            throws ServletException, IOException {

        request.setCharacterEncoding("UTF-8");

        String userName = request.getParameter("username");

        String passWord = request.getParameter("password");

        Subject subject = SecurityUtils.getSubject();

        UsernamePasswordToken token = new UsernamePasswordToken(userName, passWord);

        try {

            subject.login(token);

            System.out.println("登录成功");

            request.getRequestDispatcher("/index.jsp").forward(request, response);

        } catch (UnknownAccountException e) {

            System.out.println("用户名错误");

            response.sendRedirect("/login.jsp");

        } catch (IncorrectCredentialsException e) {

            System.out.println("密码错误");

            response.sendRedirect("/login.jsp");

        }

    }

}

index.jsp

<body>

        欢迎登陆

</body>

admin.jsp

<body>

    admin.jsp

</body>

unauthorized.jsp

<body>

    该用户没有权限访问

</body>

结果：

上例是身份和角色认证、权限认证参考第一章的demo

巴特西

（九）shiro之web集成

pom.xml依赖

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