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1. 正文：

 

package com.service.impl;import java.util.ArrayList;import java.util.List;import javax.annotation.Resource;import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.log4j.Logger;
import org.apache.shiro.crypto.RandomNumberGenerator;
import org.apache.shiro.crypto.SecureRandomNumberGenerator;
import org.apache.shiro.crypto.hash.SimpleHash;
import org.apache.shiro.util.ByteSource;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;import com.entity.AuthAdmin;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.mapper.AuthAdminMapper;
import com.service.IAuthAdminService;
import com.service.IAuthRoleService;/*** 用户管理* @author JiangYu*/
@Service
public class AuthAdminServiceImpl implements IAuthAdminService {private RandomNumberGenerator randomNumberGenerator = new SecureRandomNumberGenerator();@Resourceprivate AuthAdminMapper _authAdminMapper;@Resourceprivate IAuthRoleService _authRoleService;// 从配置properties文件中读取以下3项@Value("${password.algorithmName}")private String algorithmName; // 加密方式：md5@Value("${password.hashIterations}")private int hashIterations;   // 次数：2@Value("${init.password}")private String initPwd;       // 初始化密码：adminLogger _logger = Logger.getLogger(AuthAdminServiceImpl.class);//新增用户@Overridepublic void insertAuthAdmin(AuthAdmin authAdmin) throws Exception {if ( StringUtils.isBlank(authAdmin.getAccount())|| StringUtils.isBlank(authAdmin.getRoleIds())) {_logger.error("---------添加用户数据出错-------------");throw new Exception();}// 密码加盐authAdmin.setSalt(randomNumberGenerator.nextBytes().toHex());String newPassword = new SimpleHash(algorithmName,initPwd,ByteSource.Util.bytes(authAdmin.getSalt()),hashIterations).toHex();authAdmin.setPassword(newPassword);authAdmin.setRoleName(_authRoleService.selectRoleNameByIds(authAdmin.getRoleIds()));authAdmin.setLocked("否");_authAdminMapper.insertAuthAdmin(authAdmin);}/*** 修改密码*/@Overridepublic Integer updatePwd(AuthAdmin admin) throws Exception {// 密码加盐admin.setSalt(randomNumberGenerator.nextBytes().toHex());String newPassword = new SimpleHash(algorithmName,admin.getPassword(),ByteSource.Util.bytes(admin.getSalt()),hashIterations).toHex();admin.setPassword(newPassword);Integer resullt  = _authAdminMapper.updateAuthAdmin(admin);return resullt;}... ...	private String algorithmName; // 加密方式：md5@Value("${password.hashIterations}")private int hashIterations;   // 次数：2@Value("${init.password}")private String initPwd;       // 初始化密码：adminLogger _logger = Logger.getLogger(AuthAdminServiceImpl.class);//新增用户@Overridepublic void insertAuthAdmin(AuthAdmin authAdmin) throws Exception {if ( StringUtils.isBlank(authAdmin.getAccount())|| StringUtils.isBlank(authAdmin.getRoleIds())) {_logger.error("---------添加用户数据出错-------------");throw new Exception();}// 密码加盐authAdmin.setSalt(randomNumberGenerator.nextBytes().toHex());String newPassword = new SimpleHash(algorithmName,initPwd,ByteSource.Util.bytes(authAdmin.getSalt()),hashIterations).toHex();authAdmin.setPassword(newPassword);authAdmin.setRoleName(_authRoleService.selectRoleNameByIds(authAdmin.getRoleIds()));authAdmin.setLocked("否");_authAdminMapper.insertAuthAdmin(authAdmin);}/*** 修改密码*/@Overridepublic Integer updatePwd(AuthAdmin admin) throws Exception {// 密码加盐admin.setSalt(randomNumberGenerator.nextBytes().toHex());String newPassword = new SimpleHash(algorithmName,admin.getPassword(),ByteSource.Util.bytes(admin.getSalt()),hashIterations).toHex();admin.setPassword(newPassword);Integer resullt  = _authAdminMapper.updateAuthAdmin(admin);return resullt;}... ...

 

 

 

2. 配置文件中配置：

 

#MD5
password.algorithmName=md5
password.hashIterations=2
#initpwd
init.password=admin

 

 

3. 说明：加密工作主要是 对管理员对象admin  的salt属性、password属性赋值就行了。

存入数据库的是这样的值;