案例14-实现注册功能和激活功能
1WebContent部分
1 register.jsp代码修改
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head></head> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>会员注册</title> <link rel="stylesheet" href="css/bootstrap.min.css" type="text/css" /> <script src="js/jquery-1.11.3.min.js" type="text/javascript"></script> <script src="js/bootstrap.min.js" type="text/javascript"></script> <!-- 引入自定义css文件 style.css --> <link rel="stylesheet" href="css/style.css" type="text/css" /> <style> body { margin-top: 20px; margin: 0 auto; } .carousel-inner .item img { width: 100%; height: 300px; } font { color: #3164af; font-size: 18px; font-weight: normal; padding: 0 10px; } </style> <script type="text/javascript"> /* 实现验证码点击改变效果 */ function changeImge(obj){ obj.src="${pageContext.request.contextPath }/checkImg?time="+new Date().getTime(); } </script> </head> <body> <!-- 引入header.jsp --> <jsp:include page="/header.jsp"></jsp:include> <div class="container" style="width: 100%; background: url('image/regist_bg.jpg');"> <div class="row"> <div class="col-md-2"></div> <div class="col-md-8" style="background: #fff; padding: 40px 80px; margin: 30px; border: 7px solid #ccc;"> <font>会员注册</font>USER REGISTER <form class="form-horizontal" action="${pageContext.request.contextPath }/register" method="post" style="margin-top: 5px;"> <div class="form-group"> <label for="username" class="col-sm-2 control-label">用户名</label> <div class="col-sm-6"> <input type="text" class="form-control" id="username" name="username" placeholder="请输入用户名"> </div> </div> <div class="form-group"> <label for="inputPassword3" class="col-sm-2 control-label">密码</label> <div class="col-sm-6"> <input type="password" class="form-control" id="inputPassword3" name="password" placeholder="请输入密码"> </div> </div> <div class="form-group"> <label for="confirmpwd" class="col-sm-2 control-label">确认密码</label> <div class="col-sm-6"> <input type="password" class="form-control" id="confirmpwd" placeholder="请输入确认密码"> </div> </div> <div class="form-group"> <label for="inputEmail3" class="col-sm-2 control-label">Email</label> <div class="col-sm-6"> <input type="email" class="form-control" id="inputEmail3" name="email" placeholder="Email"> </div> </div> <div class="form-group"> <label for="usercaption" class="col-sm-2 control-label">姓名</label> <div class="col-sm-6"> <input type="text" class="form-control" id="usercaption" name="name" placeholder="请输入姓名"> </div> </div> <div class="form-group opt"> <label for="inlineRadio1" class="col-sm-2 control-label">性别</label> <div class="col-sm-6"> <label class="radio-inline"> <input type="radio" name="sex" id="sex1" value="male">男 </label> <label class="radio-inline"> <input type="radio" name="sex" id="sex2" value="female">女 </label> </div> </div> <div class="form-group"> <label for="date" class="col-sm-2 control-label">出生日期</label> <div class="col-sm-6"> <input type="date" class="form-control" name="birthday"> </div> </div> <div class="form-group"> <label for="date" class="col-sm-2 control-label">验证码</label> <div class="col-sm-3"> <input type="text" class="form-control" name="checkCode"> </div> <div class="col-sm-2"> <img src="${pageContext.request.contextPath }/checkImg" onclick="changeImge(this)"/> </div> </div> <div class="form-group"> <div class="col-sm-offset-2 col-sm-10"> <input type="submit" width="100" value="注册" name="submit" style="background: url('./images/register.gif') no-repeat scroll 0 0 rgba(0, 0, 0, 0); height: 35px; width: 100px; color: white;"> <div>${registInfo }</div> </div> </div> </form> </div> <div class="col-md-2"></div> </div> </div> <!-- 引入footer.jsp --> <jsp:include page="/footer.jsp"></jsp:include> </body> </html>
2 registerFail.jsp代码
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> </head> <body> <h2>对不起，注册失败，请联系管理员 010-68888888</h2> </body> </html>
3 registerSuccess.jsp代码
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> </head> <body> <h2>恭喜您注册成功，请赶快前往注册邮箱激活您的帐户</h2> <div> <span><a href="http://mail.163.com/">网易163邮箱</a></span> <span><a href="http://mail.126.com/">网易126邮箱</a></span> <span><a href="https://mail.qq.com/cgi-bin/loginpage">腾讯QQ邮箱</a></span> </div> </body> </html>
2 web层
1RegisterServlet代码
注意自动映射封装的时候，如何进行类型的转换。如String 转换成date类型。本例中获取到的birthday需要转成date类型。
package www.test.web.servlet; import java.io.IOException; import java.lang.reflect.InvocationTargetException; import java.sql.SQLException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Map; import javax.mail.MessagingException; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.beanutils.BeanUtils; import org.apache.commons.beanutils.ConvertUtils; import org.apache.commons.beanutils.Converter; import www.test.domain.User; import www.test.service.UserService; import www.test.utils.CommonsUtils; import www.test.utils.MailUtils; public class RegisterServlet extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // 解决乱码问题 request.setCharacterEncoding("UTF-8"); // 判断验证码是否正确 // 获得页面输入的验证 String checkCode_client = request.getParameter("checkCode"); // 获得生成图片的文字的验证码 String checkCode_session = (String) request.getSession().getAttribute("checkcode_session"); // 比对页面的和生成图片的文字的验证码是否一致 if (!checkCode_session.equals(checkCode_client)) { request.setAttribute("registInfo", "您的验证码不正确"); request.getRequestDispatcher("/register.jsp").forward(request, response); return; // 验证码输入错误的话，就没有必要获取输入的用户名和密码等其他信息 } // 获得表单数据 Map<String, String[]> properties = request.getParameterMap(); User user = new User(); try { // 自己指定一个类型转换器（将String转成Date） // ConvertUtils.register(converter, clazz); // converter : 转换器接口 clazz:要转换成的类型 ConvertUtils.register(new Converter() { @Override // value要转换的值 public Object convert(Class clazz, Object value) { // 将string转成date SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd"); Date date = null; try { date = dateFormat.parse(value.toString()); } catch (ParseException e) { e.printStackTrace(); } return date; } }, Date.class); // 进行映射封装 BeanUtils.populate(user, properties); } catch (IllegalAccessException | InvocationTargetException e) { e.printStackTrace(); } // 到这里user就封装了 // 下面手动封装剩余的项 // private String uid; user.setUid(CommonsUtils.getUUID()); // private String telephone; user.setTelephone(null); // private int state;//是否激活 user.setState(0); // private String code;//激活码 String activeCode = CommonsUtils.getUUID(); user.setCode(activeCode); // 将user传递给service层 UserService service = new UserService(); boolean isRegisterSuccess =true; try { isRegisterSuccess = service.regist(user); } catch (SQLException e) { e.printStackTrace(); } //是否注册成功 if(isRegisterSuccess){ //发送激活邮件 String emailMsg = "恭喜您注册成功，请点击下面的连接进行激活账户" +"<a href='http://localhost:8080/WEBTestShop28/active?activeCode="+activeCode+"'>" + "http://localhost:8080/WEBTestShop28/active?activeCode="+activeCode+"</a>"; String subject = "激活邮件"; try { MailUtils.sendMail(user.getEmail(), subject, emailMsg); } catch (MessagingException e) { e.printStackTrace(); } //跳转到注册成功页面 response.sendRedirect(request.getContextPath()+"/registerSuccess.jsp"); }else{ //跳转到失败的提示页面 response.sendRedirect(request.getContextPath()+"/registerFail.jsp"); } } public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } }
2 ActiveServlet代码
package www.test.web.servlet; import java.io.IOException; import java.sql.SQLException; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import www.test.service.UserService; public class ActiveServlet extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { //获得激活码 String activeCode = request.getParameter("activeCode"); //将获取到的激活码传递给service层 UserService service = new UserService(); boolean isActiveSuccess = true; try { isActiveSuccess = service.active(activeCode); } catch (SQLException e) { e.printStackTrace(); } if(isActiveSuccess){ //激活成功跳转到登录页面 response.sendRedirect(request.getContextPath()+"/login.jsp"); }else{ //激活失败跳转到注册页面 response.sendRedirect(request.getContextPath()+"/register.jsp"); } } public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } }
3 CheckImgServlet代码
package www.test.web.servlet; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.image.BufferedImage; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.util.ArrayList; import java.util.List; import java.util.Random; import javax.imageio.ImageIO; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * 验证码生成程序 */ public class CheckImgServlet extends HttpServlet { // 集合中保存所有成语 private List<String> words = new ArrayList<String>(); @Override public void init() throws ServletException { // 初始化阶段，读取new_words.txt // web工程中读取文件，必须使用绝对磁盘路径 String path = getServletContext().getRealPath("/WEB-INF/new_words.txt"); try { BufferedReader reader = new BufferedReader(new FileReader(path)); String line; while ((line = reader.readLine()) != null) { words.add(line); } reader.close(); } catch (IOException e) { e.printStackTrace(); } } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // 禁止缓存 // response.setHeader("Cache-Control", "no-cache"); // response.setHeader("Pragma", "no-cache"); // response.setDateHeader("Expires", -1); int width = 120; int height = 30; // 步骤一 绘制一张内存中图片 BufferedImage bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); // 步骤二 图片绘制背景颜色 ---通过绘图对象 Graphics graphics = bufferedImage.getGraphics();// 得到画图对象 --- 画笔 // 绘制任何图形之前 都必须指定一个颜色 graphics.setColor(getRandColor(200, 250)); graphics.fillRect(0, 0, width, height); // 步骤三 绘制边框 graphics.setColor(Color.WHITE); graphics.drawRect(0, 0, width - 1, height - 1); // 步骤四 四个随机数字 Graphics2D graphics2d = (Graphics2D) graphics; // 设置输出字体 graphics2d.setFont(new Font("宋体", Font.BOLD, 18)); Random random = new Random();// 生成随机数 int index = random.nextInt(words.size()); String word = words.get(index);// 获得成语 // 定义x坐标 int x = 10; for (int i = 0; i < word.length(); i++) { // 随机颜色 graphics2d.setColor(new Color(20 + random.nextInt(110), 20 + random .nextInt(110), 20 + random.nextInt(110))); // 旋转 -30 --- 30度 int jiaodu = random.nextInt(60) - 30; // 换算弧度 double theta = jiaodu * Math.PI / 180; // 获得字母数字 char c = word.charAt(i); // 将c 输出到图片 graphics2d.rotate(theta, x, 20); graphics2d.drawString(String.valueOf(c), x, 20); graphics2d.rotate(-theta, x, 20); x += 30; } // 将验证码内容保存session request.getSession().setAttribute("checkcode_session", word); // 步骤五 绘制干扰线 graphics.setColor(getRandColor(160, 200)); int x1; int x2; int y1; int y2; for (int i = 0; i < 30; i++) { x1 = random.nextInt(width); x2 = random.nextInt(12); y1 = random.nextInt(height); y2 = random.nextInt(12); graphics.drawLine(x1, y1, x1 + x2, x2 + y2); } // 将上面图片输出到浏览器 ImageIO graphics.dispose();// 释放资源 //将图片写到response.getOutputStream()中 ImageIO.write(bufferedImage, "jpg", response.getOutputStream()); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } /** * 取其某一范围的color * * @param fc * int 范围参数1 * @param bc * int 范围参数2 * @return Color */ private Color getRandColor(int fc, int bc) { // 取其随机颜色 Random random = new Random(); if (fc > 255) { fc = 255; } if (bc > 255) { bc = 255; } int r = fc + random.nextInt(bc - fc); int g = fc + random.nextInt(bc - fc); int b = fc + random.nextInt(bc - fc); return new Color(r, g, b); } }
3 service层
package www.test.service; import java.sql.SQLException; import www.test.dao.UserDao; import www.test.domain.User; public class UserService { //注冊 public boolean regist(User user) throws SQLException { UserDao dao = new UserDao(); int row = dao.regist(user); return row>0?true:false; } //激活 public boolean active(String activeCode) throws SQLException { UserDao dao = new UserDao(); int row = dao.active(activeCode); return row>0?true:false; } }
4 dao层代码
package www.test.dao; import java.sql.SQLException; import org.apache.commons.dbutils.QueryRunner; import www.test.domain.User; import www.test.utils.C3P0Utils; public class UserDao { //注冊 public int regist(User user) throws SQLException { QueryRunner qr = new QueryRunner(C3P0Utils.getDataSource()); String sql ="insert into user values (?,?,?,?,?,?,?,?,?,?);"; int row = qr.update(sql, user.getUid(),user.getUsername(),user.getPassword(), user.getName(),user.getEmail(),user.getTelephone(), user.getBirthday(),user.getSex(),user.getState(),user.getCode()); return row; } //激活 public int active(String activeCode) throws SQLException { QueryRunner qr = new QueryRunner(C3P0Utils.getDataSource()); String sql ="update user set state=? where code=?"; int row = qr.update(sql, 1,activeCode); return row; } }
5 utils部分
1 CommonsUtils代码
package www.test.utils; import java.util.UUID; public class CommonsUtils { public static String getUUID(){ return UUID.randomUUID().toString().replaceAll("-", ""); } }
2 MD5Utils代码
package www.test.utils; import java.math.BigInteger; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class MD5Utils { /** * 使用md5的算法进行加密 */ public static String md5(String plainText) { byte[] secretBytes = null; try { secretBytes = MessageDigest.getInstance("md5").digest(plainText.getBytes()); } catch (NoSuchAlgorithmException e) { throw new RuntimeException("没有md5这个算法！"); } String md5code = new BigInteger(1, secretBytes).toString(16);// 16进制数字 // 如果生成数字未满32位，需要前面补0 for (int i = 0; i < 32 - md5code.length(); i++) { md5code = "0" + md5code; } return md5code; } public static void main(String[] args) { System.out.println(md5("123")); } }
3 MailUtils代码
package www.test.utils; import java.security.GeneralSecurityException; import java.util.Properties; import javax.mail.Authenticator; import javax.mail.Message; import javax.mail.MessagingException; import javax.mail.PasswordAuthentication; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.AddressException; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; import javax.mail.internet.MimeMessage.RecipientType; import com.sun.mail.util.MailSSLSocketFactory; public class MailUtils { //email:邮件发给谁 subject:主题 emailMsg：邮件的内容 public static void sendMail(String email, String subject, String emailMsg) throws AddressException, MessagingException { // 1.创建一个程序与邮件服务器会话对象 Session Properties props = new Properties(); props.setProperty("mail.transport.protocol", "SMTP");//发邮件的协议 props.setProperty("mail.host", "smtp.126.com");//发送邮件的服务器地址 props.setProperty("mail.smtp.auth", "true");// 指定验证为true //开启SSL加密 ,QQ邮箱必须开启ssl加密才可以。 MailSSLSocketFactory sf = null; try { sf = new MailSSLSocketFactory(); } catch (GeneralSecurityException e) { e.printStackTrace(); } sf.setTrustAllHosts(true); props.put("mail.smtp.ssl.enable", "true"); props.put("mail.smtp.ssl.socketFactory", sf); // 创建验证器 Authenticator auth = new Authenticator() { public PasswordAuthentication getPasswordAuthentication() { return new PasswordAuthentication("luojun281", "123456ljp");//发邮件的账号的验证 12345为授权码，并非密码 } }; //这个是邮箱服务器的session 和之前学的session不是同一个session Session session = Session.getInstance(props, auth); // 2.创建一个Message，它相当于是邮件内容 Message message = new MimeMessage(session); message.setFrom(new InternetAddress("luojun281@126.com")); // 设置发送者 message.setRecipient(RecipientType.TO, new InternetAddress(email)); // 设置发送方式与接收者 message.setSubject(subject);//邮件的主题 message.setContent(emailMsg, "text/html;charset=utf-8"); // 3.创建 Transport用于将邮件发送 Transport.send(message); } }
4 c3p0utils代码
package www.test.utils; import java.sql.Connection; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import javax.sql.DataSource; import com.mchange.v2.c3p0.ComboPooledDataSource; public class C3P0Utils { // 1 获得Connection ----- 从连接池中获取 private static DataSource dataSource = new ComboPooledDataSource(); // 2 创建ThreadLocal 存储的类型是Connection private static ThreadLocal<Connection> tl = new ThreadLocal<Connection>(); // 3 直接可以获取一个连接池 public static DataSource getDataSource() { return dataSource; } // 4 直接获取一个连接 public static Connection getConnection() throws SQLException { return dataSource.getConnection(); } // 5 获取绑定到ThreadLocal上的连接对象 public static Connection getCurrentConnection() throws SQLException { //从ThreadLocal寻找 当前线程是否有对应Connection Connection con = tl.get(); if (con == null) { //获得新的connection con = dataSource.getConnection(); //将conn资源绑定到ThreadLocal（map）上 tl.set(con); } return con; } // 6 开启事务 public static void startTransaction() throws SQLException { Connection con = getCurrentConnection(); if (con != null) { con.setAutoCommit(false); } } // 7 事务回滚 public static void rollback() throws SQLException { Connection con = getCurrentConnection(); if (con != null) { con.rollback(); } } // 8 提交并且 关闭资源及从ThreadLocall中释放 public static void commitAndRelease() throws SQLException { Connection con = getCurrentConnection(); if (con != null) { con.commit(); // 事务提交 con.close();// 关闭资源 tl.remove();// 从线程绑定中移除 } } // 9 关闭资源方法 public static void close(ResultSet rs, Statement st, Connection con) throws SQLException { if (rs != null) { rs.close(); } if (st != null) { st.close(); } if (con != null) { con.close(); } } }
6 domain部分
1 user类
package www.test.domain; import java.util.Date; public class User { /*`uid` varchar(32) NOT NULL, `username` varchar(20) DEFAULT NULL, `password` varchar(20) DEFAULT NULL, `name` varchar(20) DEFAULT NULL, `email` varchar(30) DEFAULT NULL, `telephone` varchar(20) DEFAULT NULL, `birthday` date DEFAULT NULL, `sex` varchar(10) DEFAULT NULL, `state` int(11) DEFAULT NULL, `code` varchar(64) DEFAULT NULL,*/ private String uid; private String username; private String password; private String name; private String email; private String telephone; private Date birthday; private String sex; private int state;//是否激活 private String code;//激活码 public String getUid() { return uid; } public void setUid(String uid) { this.uid = uid; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getTelephone() { return telephone; } public void setTelephone(String telephone) { this.telephone = telephone; } public Date getBirthday() { return birthday; } public void setBirthday(Date birthday) { this.birthday = birthday; } public String getSex() { return sex; } public void setSex(String sex) { this.sex = sex; } public int getState() { return state; } public void setState(int state) { this.state = state; } public String getCode() { return code; } public void setCode(String code) { this.code = code; } }
