用JavaMail发送邮件
1.下载jar包：http://www.oracle.com/technetwork/java/index-138643.html
2.Email_Autherticator.java
package zcp; import javax.mail.Authenticator; import javax.mail.PasswordAuthentication; public class Email_Autherticator extends Authenticator { String username = "你的用户名"; String password = "你的密码"; public Email_Autherticator() { super(); } public Email_Autherticator(String user,String pwd){ super(); username = user; password = pwd; } public PasswordAuthentication getPasswordAuthentication(){ return new PasswordAuthentication(username,password); } }
3.Mail.java
package zcp; import java.util.Date; import java.util.Properties; import javax.mail.Address; import javax.mail.Authenticator; import javax.mail.Message; import javax.mail.SendFailedException; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; public class Mail { // private String host = "smtp.yeah.net"; private String host = "smtp.qq.com"; private String mail_head_name = "this is head of this mail"; private String mail_head_value = "this is head of this mail"; private String mail_to = "[email protected]"; private String mail_from = "[email protected]"; private String mail_subject = "邮件主题"; private String mail_body = "邮件内容"; private String personalName = "我的邮件";//相当于称呼，通常显示在你的发件人栏的发件人邮箱地址前 public void sendMail() throws SendFailedException { try { Properties props = new Properties();// 获取系统环境 props.put("mail.smtp.host", host); props.put("mail.smtp.auth", "true"); System.out.println(props); Authenticator auth = new Email_Autherticator();// 进行邮件服务用户认证 Session session = Session.getDefaultInstance(props, auth);// 设置session,和邮件服务器进行通讯 MimeMessage message = new MimeMessage(session); message.setContent("Hello", "text/plain");// 设置邮件格式 /** * setText("Email Content. ")默认的MIME类型是 text/plain如果只是发普通文本， * 可以用它来代替setContent("Hello", "text/plain") */ // message.setText("Email Content. "); message.setSubject(mail_subject);// 设置邮件主题 message.setText(mail_body);// 设置邮件内容 message.setHeader(mail_head_name, mail_head_value);// 设置邮件标题 message.setSentDate(new Date());// 设置邮件发送时期 Address address = new InternetAddress(mail_from, personalName); message.setFrom(address);// 设置邮件发送者的地址 Address toaddress = new InternetAddress(mail_to);// 设置邮件接收者的地址 message.addRecipient(Message.RecipientType.TO, toaddress); System.out.println(message); Transport.send(message); } catch (Exception e) { System.out.println("发送失败！"); e.printStackTrace(); } // return flag; } }
4.Test.java
package zcp; public class Test { public static void main(String[] args) { Mail m = new Mail(); try { m.sendMail(); } catch (Exception e) { } } }
5.参考：http://coolshell.cn/articles/4261.html