MailJobUtils 发送邮件

 1 import java.util.List;
 2 import java.util.Properties;
 3 
 4 import javax.annotation.Resource;
 5 import javax.mail.Authenticator;
 6 import javax.mail.Message.RecipientType;
 7 import javax.mail.PasswordAuthentication;
 8 import javax.mail.Session;
 9 import javax.mail.Transport;
10 import javax.mail.internet.InternetAddress;
11 import javax.mail.internet.MimeMessage;
12 
13 import cn.itcast.bos.dao.IWorkbillDao;
14 import cn.itcast.bos.domain.Workbill;
15 
16 /**
17  * 发送邮件
18  *
19  */
20 public class MailJob {
21     @Resource
22     private IWorkbillDao workbillDao;
23 
24     private String username;
25     private String password;
26     private String smtpServer;
27 
28     public String getUsername() {
29         return username;
30     }
31 
32     public void setUsername(String username) {
33         this.username = username;
34     }
35 
36     public String getPassword() {
37         return password;
38     }
39 
40     public void setPassword(String password) {
41         this.password = password;
42     }
43 
44     public void execute() {
45         System.out.println("要发邮件了。。。");
46         try {
47             //查询工单类型为新单的所有工单
48             List<Workbill> list = workbillDao.findNewWorkbills();
49             if(null != list && list.size() > 0){
50                 final Properties mailProps = new Properties();
51                 mailProps.put("mail.smtp.host", this.getSmtpServer());
52                 mailProps.put("mail.smtp.auth", "true");
53                 mailProps.put("mail.username", this.getUsername());
54                 mailProps.put("mail.password", this.getPassword());
55 
56                 // 构建授权信息,用于进行SMTP进行身份验证
57                 Authenticator authenticator = new Authenticator() {
58                     protected PasswordAuthentication getPasswordAuthentication() {
59                         // 用户名、密码
60                         String userName = mailProps.getProperty("mail.username");
61                         String password = mailProps.getProperty("mail.password");
62                         return new PasswordAuthentication(userName, password);
63                     }
64                 };
65                 // 使用环境属性和授权信息,创建邮件会话
66                 Session mailSession = Session.getInstance(mailProps, authenticator);
67                 for(Workbill workbill : list){
68                     // 创建邮件消息
69                     MimeMessage message = new MimeMessage(mailSession);
70                     // 设置发件人
71                     InternetAddress from = new InternetAddress(mailProps.getProperty("mail.username"));
72                     message.setFrom(from);
73                     // 设置收件人
74                     InternetAddress to = new InternetAddress("test@itcast.cn");
75                     message.setRecipient(RecipientType.TO, to);
76                     // 设置邮件标题
77                     message.setSubject("系统邮件:新单通知");
78                     // 设置邮件的内容体
79                     message.setContent(workbill.toString(), "text/html;charset=UTF-8");
80                     // 发送邮件
81                     Transport.send(message);
82                 }
83             }
84         } catch (Exception ex) {
85             ex.printStackTrace();
86         }
87     }
88 
89     public String getSmtpServer() {
90         return smtpServer;
91     }
92 
93     public void setSmtpServer(String smtpServer) {
94         this.smtpServer = smtpServer;
95     }
96 }
原文地址:https://www.cnblogs.com/zlw-xf/p/8030255.html