JavaMail可以到http://www.oracle.com/technetwork/java/javamail/index-138643.html进行下载
package com.javaer.mail;
import java.util.Date;
import java.util.Properties;
import javax.mail.Address;
import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
class MyAuthenticatorX extends Authenticator {
String userName = null;
String password = null;
public MyAuthenticatorX() {
}
public MyAuthenticatorX(String username, String password) {
this.userName = username;
this.password = password;
}
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(userName, password);
}
}
public class SendMail {
/**
* @param args
* @throws MessagingException
*/
public static void main(String[] args) throws MessagingException {
// TODO Auto-generated method stub
String userName = "gxxxx@163.com";
String password = "xxxxxxxn";
String host = "smtp.163.com";
String to = "275702228@qq.com";
String port = "25";
Properties p = new Properties();
p.setProperty("mail.smtp.host", host);
p.put("mail.smtp.port", port);
p.put("mail.smtp.auth", "true");
MyAuthenticatorX authenticator = null;
// 如果需要身份认证，则创建一个密码验证器
authenticator = new MyAuthenticatorX(userName, password);
// 根据邮件会话属性和密码验证器构造一个发送邮件的session
Session sendMailSession = Session.getDefaultInstance(p, authenticator);
System.out.println(sendMailSession);
try {
// 根据session创建一个邮件消息
Message mailMessage = new MimeMessage(sendMailSession);
// 创建邮件发送者地址
Address from = new InternetAddress(userName);
// 设置邮件消息的发送者
mailMessage.setFrom(from);
// 创建邮件的接收者地址，并设置到邮件消息中
Address to1 = new InternetAddress(to);
mailMessage.setRecipient(Message.RecipientType.TO, to1);
// 设置邮件消息的主题
mailMessage.setSubject("一份普通的java邮件发送");
// 设置邮件消息发送的时间
mailMessage.setSentDate(new Date());
// 设置邮件消息的主要内容
mailMessage
.setText("欢迎访问月小升的技术博客");
// -------此部分删除即为普通文本发送------------------------------------------------------------------------------
// MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象
Multipart mainPart = new MimeMultipart();
// 创建一个包含HTML内容的MimeBodyPart
BodyPart html = new MimeBodyPart();
// 设置HTML内容
html.setContent("欢迎访问月小升的技术博客",
"text/html; charset=utf-8");
mainPart.addBodyPart(html);
// 将MiniMultipart对象设置为邮件内容
mailMessage.setContent(mainPart);
// -------------------------------------------------------------------------------------
// 发送邮件
Transport.send(mailMessage);
} catch (MessagingException ex) {
ex.printStackTrace();
}
}
}
如果采用163邮件，发送人和验证登陆的账户必须一致。