Shiro入门教程

Shiro入门实例 Shiro入门教程 Shiro框架学习demo http://www.xttblog.com/?p=669 权限管理教程。Shiro是一个强大易用的Java安全框架,提供了认证、授权、加密和会话管理等功能。 Shiro可以在任何环境下运行，小到最简单的命令行应用，大到大型的企业应用以及集群应用。但是我们准备在快速指南中使用最最简单的main方法的方式，让你对Shiro的API有个感官的认识。

package com.taoge.shiro.authenticator.strategy;

import java.util.Collection;

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.pam.AbstractAuthenticationStrategy;
import org.apache.shiro.realm.Realm;
import org.apache.shiro.util.CollectionUtils;
/**
 * Shiro框架学习demo
 * 业余草：www.xttblog.com
 * QQ1群：135430763（已满）
 * QQ2群：454796847
 * @author 涛哥
 * @date 2016年8月8日14:46:10
 */
public class AtLeastTwoAuthenticatorStrategy extends AbstractAuthenticationStrategy {

    @Override
    public AuthenticationInfo beforeAllAttempts（Collection realms AuthenticationToken token） throws AuthenticationException {
        return new SimpleAuthenticationInfo（）;//返回一个权限的认证信息
    }

    @Override
    public AuthenticationInfo beforeAttempt（Realm realm AuthenticationToken token AuthenticationInfo aggregate） throws AuthenticationException {
        return aggregate;//返回之前合并的
    }

    @Override
    public AuthenticationInfo afterAttempt（Realm realm AuthenticationToken token AuthenticationInfo singleRealmInfo AuthenticationInfo aggregateInfo Throwable t） throws AuthenticationException {
        AuthenticationInfo info;
        if （singleRealmInfo == null） {
            info = aggregateInfo;
        } else {
            if （aggregateInfo == null） {
                info = singleRealmInfo;
            } else {
                info = merge（singleRealmInfo aggregateInfo）;
            }
        }

        return info;
    }

    @Override
    public AuthenticationInfo afterAllAttempts（AuthenticationToken token AuthenticationInfo aggregate） throws AuthenticationException {
        if （aggregate == null || CollectionUtils.isEmpty（aggregate.getPrincipals（）） || aggregate.getPrincipals（）.getRealmNames（）.size（） < 2） {
            throw new AuthenticationException（“Authentication token of type [“ + token.getClass（） + “] “ +
                    “could not be authenticated by any configured realms.  Please ensure that at least two realm can “ +
                    “authenticate these tokens.“）;
        }

        return aggregate;
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2016-08-08 14:41  shiro-demo1\
     文件        1431  2016-08-08 14:13  shiro-demo1\.classpath
     文件         563  2016-08-08 14:13  shiro-demo1\.project
     目录           0  2016-08-08 14:13  shiro-demo1\.settings\
     文件          57  2016-08-08 14:13  shiro-demo1\.settings\org.eclipse.core.resources.prefs
     文件         243  2016-08-08 14:13  shiro-demo1\.settings\org.eclipse.jdt.core.prefs
     文件          90  2016-08-08 14:12  shiro-demo1\.settings\org.eclipse.m2e.core.prefs
     目录           0  2016-08-08 14:41  shiro-demo1\doc\
     目录           0  2016-08-08 14:43  shiro-demo1\doc\sql\
     文件        1980  2016-08-08 14:43  shiro-demo1\doc\sql\shiro.sql
     文件        1331  2016-08-08 17:14  shiro-demo1\pom.xml
     目录           0  2016-08-08 14:12  shiro-demo1\src\
     目录           0  2016-08-08 14:12  shiro-demo1\src\main\
     目录           0  2016-08-08 14:39  shiro-demo1\src\main\java\
     目录           0  2016-08-08 17:14  shiro-demo1\src\main\java\com\
     目录           0  2016-08-08 17:14  shiro-demo1\src\main\java\com\taoge\
     目录           0  2016-08-08 17:14  shiro-demo1\src\main\java\com\taoge\shiro\
     目录           0  2016-08-08 17:14  shiro-demo1\src\main\java\com\taoge\shiro\authenticator\
     目录           0  2016-08-08 14:39  shiro-demo1\src\main\java\com\taoge\shiro\authenticator\strategy\
     文件        2333  2016-08-08 17:14  shiro-demo1\src\main\java\com\taoge\shiro\authenticator\strategy\AtLeastTwoAuthenticatorStrategy.java
     文件        2317  2016-08-08 17:14  shiro-demo1\src\main\java\com\taoge\shiro\authenticator\strategy\OnlyOneAuthenticatorStrategy.java
     目录           0  2016-08-08 14:52  shiro-demo1\src\main\java\com\taoge\shiro\realm\
     文件        2133  2016-08-08 17:14  shiro-demo1\src\main\java\com\taoge\shiro\realm\MyRealm.java
     目录           0  2016-08-08 15:23  shiro-demo1\src\main\resources\
     文件         447  2016-08-08 15:23  shiro-demo1\src\main\resources\shiro-authenticator-all-fail.ini
     文件         447  2016-08-08 15:23  shiro-demo1\src\main\resources\shiro-authenticator-all-success.ini
     文件         500  2016-08-08 15:26  shiro-demo1\src\main\resources\shiro-authenticator-atLeastOne-success.ini
     文件         472  2016-08-08 15:23  shiro-demo1\src\main\resources\shiro-authenticator-atLeastTwo-success.ini
     文件         449  2016-08-08 15:23  shiro-demo1\src\main\resources\shiro-authenticator-first-success.ini
     文件         523  2016-08-08 15:23  shiro-demo1\src\main\resources\shiro-authenticator-onlyone-success.ini
     文件         319  2016-08-08 15:23  shiro-demo1\src\main\resources\shiro-jdbc-realm.ini
............此处省略53个文件信息