fuliao.fuliaozhijia.core.service.ShiroDbRealm.java Source code

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Here is the source code for fuliao.fuliaozhijia.core.service.ShiroDbRealm.java

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/*******************************************************************************
 * Copyright (c) 2005, 2014 springside.github.io
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 *******************************************************************************/
package fuliao.fuliaozhijia.core.service;

import cn.gd.thinkjoy.modules.utils.Encodes;

import com.google.common.base.Objects;

import fuliao.fuliaozhijia.core.entity.RoleEntity;
import fuliao.fuliaozhijia.core.entity.UserEntity;

import org.apache.shiro.authc.*;
import org.apache.shiro.authc.credential.HashedCredentialsMatcher;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.util.ByteSource;

import javax.annotation.PostConstruct;

import java.io.Serializable;

public class ShiroDbRealm extends AuthorizingRealm {
    protected CoreUserService userService;

    /**
     * ?,.
     */
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authcToken)
            throws AuthenticationException {
        UsernamePasswordToken token = (UsernamePasswordToken) authcToken;
        UserEntity user = userService.findByLoginName(token.getUsername());
        if (user != null) {
            byte[] salt = Encodes.decodeHex(user.getSalt());
            return new SimpleAuthenticationInfo(new ShiroUser(user.getId(), user.getLoginName(), user.getName()),
                    user.getPassword(), ByteSource.Util.bytes(salt), getName());
        } else {
            return null;
        }
    }

    /**
     * ?, ???.
     */
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
        ShiroUser shiroUser = (ShiroUser) principals.getPrimaryPrincipal();
        UserEntity user = userService.findByLoginName(shiroUser.loginName);

        SimpleAuthorizationInfo info = new SimpleAuthorizationInfo();
        for (RoleEntity role : user.getRoles()) {
            //Role???
            info.addRole(role.getRoleName());
            //Permission???
            info.addStringPermissions(role.getPermissionList());
        }
        return info;
    }

    /**
     * PasswordHash.
     */
    @PostConstruct
    public void initCredentialsMatcher() {
        HashedCredentialsMatcher matcher = new HashedCredentialsMatcher(CoreUserService.SHA_1);
        matcher.setHashIterations(CoreUserService.SALT_LENGHT);

        setCredentialsMatcher(matcher);
    }

    public void setUserService(CoreUserService userService) {
        this.userService = userService;
    }

    /**
    * AuthenticationSubject??????.
    */
    public static class ShiroUser implements Serializable {
        private static final long serialVersionUID = -1373760761780840081L;
        public String id;
        public String loginName;
        public String name;

        public ShiroUser(String id, String loginName, String name) {
            this.id = id;
            this.loginName = loginName;
            this.name = name;
        }

        public String getId() {
            return id;
        }

        public String getName() {
            return name;
        }

        public String getLoginName() {
            return loginName;
        }

        /**
         * <shiro:principal/>.
         */
        @Override
        public String toString() {
            return name;
        }

        /**
         * ?hashCode,?loginName;
         */
        @Override
        public int hashCode() {
            return Objects.hashCode(loginName);
        }

        /**
         * ?equals,?loginName;
         */
        @Override
        public boolean equals(Object obj) {
            if (this == obj) {
                return true;
            }
            if (obj == null) {
                return false;
            }
            if (getClass() != obj.getClass()) {
                return false;
            }
            ShiroUser other = (ShiroUser) obj;
            if (loginName == null) {
                if (other.loginName != null) {
                    return false;
                }
            } else if (!loginName.equals(other.loginName)) {
                return false;
            }
            return true;
        }
    }
}