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1. 正文：

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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;/*** 用戶管理* @author JiangYu*/ @Service public class AuthAdminServiceImpl implements IAuthAdminService {private RandomNumberGenerator randomNumberGenerator = new SecureRandomNumberGenerator();@Resourceprivate AuthAdminMapper _authAdminMapper;@Resourceprivate IAuthRoleService _authRoleService;// 從配置properties文件中讀取以下3項@Value("${password.algorithmName}")private String algorithmName; // 加密方式：md5@Value("${password.hashIterations}")private int hashIterations; // 次數：2@Value("${init.password}")private String initPwd; // 初始化密碼：adminLogger _logger = Logger.getLogger(AuthAdminServiceImpl.class);//新增用戶@Overridepublic void insertAuthAdmin(AuthAdmin authAdmin) throws Exception {if ( StringUtils.isBlank(authAdmin.getAccount())|| StringUtils.isBlank(authAdmin.getRoleIds())) {_logger.error("---------添加用戶數據出錯-------------");throw new Exception();}// 密碼加鹽authAdmin.setSalt(randomNumberGenerator.nextBytes().toHex());String newPassword = new SimpleHash(algorithmName,initPwd,ByteSource.Util.bytes(authAdmin.getSalt()),hashIterations).toHex();authAdmin.setPassword(newPassword);authAdmin.setRoleName(_authRoleService.selectRoleNameByIds(authAdmin.getRoleIds()));authAdmin.setLocked("否");_authAdminMapper.insertAuthAdmin(authAdmin);}/*** 修改密碼*/@Overridepublic Integer updatePwd(AuthAdmin admin) throws Exception {// 密碼加鹽admin.setSalt(randomNumberGenerator.nextBytes().toHex());String newPassword = new SimpleHash(algorithmName,admin.getPassword(),ByteSource.Util.bytes(admin.getSalt()),hashIterations).toHex();admin.setPassword(newPassword);Integer resullt = _authAdminMapper.updateAuthAdmin(admin);return resullt;}... ... private String algorithmName; // 加密方式：md5@Value("${password.hashIterations}")private int hashIterations; // 次數：2@Value("${init.password}")private String initPwd; // 初始化密碼：adminLogger _logger = Logger.getLogger(AuthAdminServiceImpl.class);//新增用戶@Overridepublic void insertAuthAdmin(AuthAdmin authAdmin) throws Exception {if ( StringUtils.isBlank(authAdmin.getAccount())|| StringUtils.isBlank(authAdmin.getRoleIds())) {_logger.error("---------添加用戶數據出錯-------------");throw new Exception();}// 密碼加鹽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);}/*** 修改密碼*/@Overridepublic Integer updatePwd(AuthAdmin admin) throws Exception {// 密碼加鹽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;}... ...

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2. 配置文件中配置：

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

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3. 說明：加密工作主要是 對管理員對象admin ?的salt屬性、password屬性賦值就行了。

存入數據庫的是這樣的值;

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總結

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