javaMail发邮件

来源：互联网发布：2017天猫品类销售数据编辑：程序博客网时间：2024/06/02 03:53

使用javaMail发送电子邮件需要两个jar包：activation.jar和mail.jar。具体代码如下：

index.jsp:

 1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> 2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 3 <html> 4 <head> 5 <title>发送邮箱</title> 6 <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 7 </head> 8 <body> 9 <form name="form1" method="post" action="sendMail.jsp">10  <p align="center">发送文本型邮件</p>11    <div align="center">12      <table width="70%" border="1">13        <tr> 14          <td><div align="center">SMTP服务器</div></td>15          <td><div align="center"> 16              <input name="SMTPHost" type="text" id="SMTPHost" size="30" maxlength="30">17            </div></td>18        </tr>19        <tr> 20          <td><div align="center">登录帐号</div></td>21          <td><div align="center"> 22              <input name="user" type="text" id="user" size="30" maxlength="30">23            </div></td>24        </tr>25        <tr> 26          <td><div align="center">登录密码</div></td>27          <td><div align="center"> 28              <input name="password" type="password" id="password" size="30" maxlength="100">29            </div></td>30        </tr>31        <tr> 32          <td><div align="center">发件人</div></td>33          <td><div align="center"> 34              <input name="from" type="text" id="from" size="30" maxlength="100">35            </div></td>36        </tr>37        <tr> 38          <td><div align="center">收件人</div></td>39          <td><div align="center"> 40              <input name="to" type="text" id="to" size="30" maxlength="100">41            </div></td>42        </tr>43        <tr> 44          <td><div align="center">主题</div></td>45          <td><div align="center"> 46              <input name="subject" type="text" id="subject" size="30" maxlength="30">47            </div></td>48        </tr>49        <tr> 50          <td colspan="2"><div align="center"> 51              <textarea name="body" cols="40" rows="10" id="body"></textarea>52            </div></td>53        </tr>54        <tr> 55          <td colspan="2"><div align="center"> 56              <input type="submit" name="Submit" value="发送">57              &nbsp;&nbsp;&nbsp;&nbsp; 58              <input name="Reset" type="submit" id="Reset" value="清空">59            </div></td>60        </tr>61      </table>62    </div>63    <p align="center">&nbsp;</p>64 </form>65 <p align="center">&nbsp;</p>66 </body>67 </html>

sendMail.jsp:

 1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> 2  3 <jsp:useBean id="mySend" class="com.email.SendTextMail"></jsp:useBean> 4 <jsp:setProperty property="*" name="mySend"/> 5  6 <% 7     //注意这里使用javaBean自省机制为属性赋值 8     boolean status = mySend.send(); 9     if(status){10         out.println("恭喜你，发送邮件成功！");11     }else{12         out.println("对不起，发送邮件失败！");13     }14 %>

SendTextMail.java:

  1 package com.email;  2   3 import java.util.Date;  4 import java.util.Properties;  5   6 import javax.mail.Authenticator;  7 import javax.mail.Message;  8 import javax.mail.PasswordAuthentication;  9 import javax.mail.Session; 10 import javax.mail.Transport; 11 import javax.mail.internet.InternetAddress; 12 import javax.mail.internet.MimeMessage; 13  14 public class SendTextMail { 15     String SMTPHost = "";//SMTP服务器 16     String user = "";//登录SMTP服务器的帐号 17     String password = "";//密码 18     String from = ""; 19     String to = ""; 20     String subject = ""; 21     String content = ""; 22      23     public SendTextMail(){} 24  25     public String getSMTPHost() { 26         return SMTPHost; 27     } 28  29     public void setSMTPHost(String host) { 30         SMTPHost = host; 31     } 32  33     public String getUser() { 34         return user; 35     } 36  37     public void setUser(String user) { 38         this.user = user; 39     } 40  41     public String getPassword() { 42         return password; 43     } 44  45     public void setPassword(String password) { 46         this.password = password; 47     } 48  49     public String getFrom() { 50         return from; 51     } 52  53     public void setFrom(String from) { 54         this.from = from; 55     } 56  57     public String getTo() { 58         return to; 59     } 60  61     public void setTo(String to) { 62         this.to = to; 63     } 64  65     public String getSubject() { 66         return subject; 67     } 68  69     public void setSubject(String subject) { 70         this.subject = subject; 71     } 72  73     public String getContent() { 74         return content; 75     } 76  77     public void setContent(String content) { 78         this.content = content; 79     }; 80     /* 81      * liuling476777389@sina.cn 82         pop.sina.cn 83      */ 84     public boolean send(){ 85         //创建一个属性对象 86         Properties props = System.getProperties(); 87         //指定SMTP服务器 88         props.put("mail.smtp.host", SMTPHost); 89         props.put("mail.smtp.auth", "true"); //true一定要加引号 90         try { 91             //创建一个授权验证对象 92             SmtpAuth auth = new SmtpAuth(); 93             auth.setAccount(user, password); 94             //创建一个session对象 95             Session mailSession = Session.getDefaultInstance(props,auth); 96             mailSession.setDebug(true); 97             //创建一个message对象 98             Message message = new MimeMessage(mailSession); 99             message.setFrom(new InternetAddress(from));//指定发件人100             message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));//指定收件人101             message.setSubject(subject);//指定主题102             message.setText(content);//指定内容103             message.setSentDate(new Date());//指定发送日期104             //指定邮件等级1.紧急  3.普通  5.缓慢105             message.setHeader("X-Priority", "1");106             message.saveChanges();107             //创建一个Transport对象108             Transport transport = mailSession.getTransport("smtp");109             //连接SMTP服务器110             transport.connect(SMTPHost, user, password);111             //发送邮件112             transport.sendMessage(message, message.getAllRecipients());113             transport.close();114             return true;115         } catch (Exception e) {116             e.printStackTrace();117             return false;118         }119     }120         121 }122 123 class SmtpAuth extends Authenticator{124     String user,password;125     void setAccount(String user,String password){126         this.user = user;127         this.password = password;128     }129     //取得PasswordAuthentication对象130     protected PasswordAuthentication getPasswordAuthentication(){131         return new PasswordAuthentication(user,password);132     }133 }

经测试用过，能过成功发送邮件。