io.github.howiefh.console.ShiroDemo.java Source code

Introduction

Here is the source code for io.github.howiefh.console.ShiroDemo.java

Source

package io.github.howiefh.console;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.*;
import org.apache.shiro.config.IniSecurityManagerFactory;
import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.session.Session;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.util.Factory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ShiroDemo {
    private static final transient Logger log = LoggerFactory.getLogger(ShiroDemo.class);

    public static void main(String[] args) {
        log.info("My First Apache Shiro Application");
        Factory<SecurityManager> factory = new IniSecurityManagerFactory("classpath:shiro.ini");
        SecurityManager securityManager = factory.getInstance();
        SecurityUtils.setSecurityManager(securityManager);
        // ??:
        Subject currentUser = SecurityUtils.getSubject();
        // ? Session 
        Session session = currentUser.getSession();
        session.setAttribute("someKey", "aValue");
        String value = (String) session.getAttribute("someKey");
        if (value.equals("aValue")) {
            log.info("Retrieved the correct value! [" + value + "]");
        }
        // ???
        if (!currentUser.isAuthenticated()) {
            UsernamePasswordToken token = new UsernamePasswordToken("lonestarr", "vespa");
            token.setRememberMe(true);
            try {
                currentUser.login(token);
            } catch (UnknownAccountException uae) {
                log.info("There is no user with username of " + token.getPrincipal());
            } catch (IncorrectCredentialsException ice) {
                log.info("Password for account " + token.getPrincipal() + " was incorrect!");
            } catch (LockedAccountException lae) {
                log.info("The account for username " + token.getPrincipal() + " is locked. "
                        + "Please contact your administrator to unlock it.");
            }
            // ... ?
            catch (AuthenticationException ae) {
                // ??
            }
        }
        // ?:
        // ??? ( username):
        log.info("User [" + currentUser.getPrincipal() + "] logged in successfully.");
        // :
        if (currentUser.hasRole("schwartz")) {
            log.info("May the Schwartz be with you!");
        } else {
            log.info("Hello, mere mortal.");
        }
        // ?? (? instance-level )
        if (currentUser.isPermitted("lightsaber:weild")) {
            log.info("You may use a lightsaber ring. Use it wisely.");
        } else {
            log.info("Sorry, lightsaber rings are for schwartz masters only.");
        }
        // (?)??:
        if (currentUser.isPermitted("winnebago:drive:eagle5")) {
            log.info("You are permitted to 'drive' the winnebago with license plate (id) 'eagle5'. "
                    + "Here are the keys - have fun!");
        } else {
            log.info("Sorry, you aren't allowed to drive the 'eagle5' winnebago!");
        }
        // ? - t!
        currentUser.logout();
        System.exit(0);
    }
}