package com.util.mail;

/**

 * 发送邮件需要使用的基本信息

 */

import java.util.Properties;

public class MailSenderInfo {

    // 发送邮件的服务器的IP和端口

    private String mailServerHost;

    private String mailServerPort = "25";

    // 邮件发送者的地址

    private String fromAddress;

    // 邮件接收者的地址

    private String toAddress;

    // 登陆邮件发送服务器的用户名和密码

    private String userName;

    private String password;

    // 是否需要身份验证

    private boolean validate = false;

    // 邮件主题

    private String subject;

    // 邮件的文本内容

    private String content;

    // 邮件附件的文件名

    private String[] attachFileNames;

    /**

     * 获得邮件会话属性

     */

    public Properties getProperties() {

        Properties p = new Properties();

        p.put("mail.smtp.host", this.mailServerHost);

        p.put("mail.smtp.port", this.mailServerPort);

        p.put("mail.smtp.auth", validate ? "true" : "false");

        return p;

    }

    public String getMailServerHost() {

        return mailServerHost;

    }

    public void setMailServerHost(String mailServerHost) {

        this.mailServerHost = mailServerHost;

    }

    public String getMailServerPort() {

        return mailServerPort;

    }

    public void setMailServerPort(String mailServerPort) {

        this.mailServerPort = mailServerPort;

    }

    public boolean isValidate() {

        return validate;

    }

    public void setValidate(boolean validate) {

        this.validate = validate;

    }

    public String[] getAttachFileNames() {

        return attachFileNames;

    }

    public void setAttachFileNames(String[] fileNames) {

        this.attachFileNames = fileNames;

    }

    public String getFromAddress() {

        return fromAddress;

    }

    public void setFromAddress(String fromAddress) {

        this.fromAddress = fromAddress;

    }

    public String getPassword() {

        return password;

    }

    public void setPassword(String password) {

        this.password = password;

    }

    public String getToAddress() {

        return toAddress;

    }

    public void setToAddress(String toAddress) {

        this.toAddress = toAddress;

    }

    public String getUserName() {

        return userName;

    }

    public void setUserName(String userName) {

        this.userName = userName;

    }

    public String getSubject() {

        return subject;

    }

    public void setSubject(String subject) {

        this.subject = subject;

    }

    public String getContent() {

        return content;

    }

    public void setContent(String textContent) {

        this.content = textContent;

    }

}

package com.util.mail;

import javax.mail.*;

public class MyAuthenticator extends Authenticator {

    String userName = null;

    String password = null;

    public MyAuthenticator() {

    }

    public MyAuthenticator(String username, String password) {

        this.userName = username;

        this.password = password;

    }

    protected PasswordAuthentication getPasswordAuthentication() {

        return new PasswordAuthentication(userName, password);

    }

}

package com.util.mail;

import java.util.Date;

import java.util.Properties;

import javax.mail.Address;

import javax.mail.BodyPart;

import javax.mail.Message;

import javax.mail.MessagingException;

import javax.mail.Multipart;

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;

/**

 * 简单邮件（不带附件的邮件）发送器

 */

public class SimpleMailSender {

    /**

     * 以文本格式发送邮件

     *

     * @param mailInfo

     *            待发送的邮件的信息

     */

    public boolean sendTextMail(MailSenderInfo mailInfo) {

        // 判断是否需要身份认证

        MyAuthenticator authenticator = null;

        Properties pro = mailInfo.getProperties();

        if (mailInfo.isValidate()) {

            // 如果需要身份认证，则创建一个密码验证器

            authenticator = new MyAuthenticator(mailInfo.getUserName(),

                    mailInfo.getPassword());

        }

        // 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(pro, authenticator);

        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(mailInfo.getFromAddress());

            // 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 to = new InternetAddress(mailInfo.getToAddress());

            mailMessage.setRecipient(Message.RecipientType.TO, to);

            // 设置邮件消息的主题

            mailMessage.setSubject(mailInfo.getSubject());

            // 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

            String mailContent = mailInfo.getContent();

            mailMessage.setText(mailContent);

            // 发送邮件

            Transport.send(mailMessage);

            return true;

        } catch (MessagingException ex) {

            ex.printStackTrace();

        }

        return false;

    }

    /**

     * 以HTML格式发送邮件

     *

     * @param mailInfo

     *            待发送的邮件信息

     */

    public boolean sendHtmlMail(MailSenderInfo mailInfo) {

        // 判断是否需要身份认证

        MyAuthenticator authenticator = null;

        Properties pro = mailInfo.getProperties();

        // 如果需要身份认证，则创建一个密码验证器

        if (mailInfo.isValidate()) {

            authenticator = new MyAuthenticator(mailInfo.getUserName(),

                    mailInfo.getPassword());

        }

        // 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(pro, authenticator);

        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(mailInfo.getFromAddress());

            // 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 to = new InternetAddress(mailInfo.getToAddress());

            // Message.RecipientType.TO属性表示接收者的类型为TO

            mailMessage.setRecipient(Message.RecipientType.TO, to);

            // 设置邮件消息的主题

            mailMessage.setSubject(mailInfo.getSubject());

            // 设置邮件消息发送的时间

            mailMessage.setSentDate(new Date());

            // 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(mailInfo.getContent(), "text/html; charset=utf-8");

            mainPart.addBodyPart(html);

            //设置信件的附件(用本地上的文件作为附件)

            html = new MimeBodyPart();

            FileDataSource fds = new FileDataSource("D:\\...javamail.doc");

            DataHandler dh = new DataHandler(fds);

            html.setFileName("javamail.doc");

            html.setDataHandler(dh);

            mainPart.addBodyPart(html);

            // 将MiniMultipart对象设置为邮件内容

            mailMessage.setContent(mainPart);

            mailMessage.saveChanges();

            // 发送邮件

            Transport.send(mailMessage);

            return true;

        } catch (MessagingException ex) {

            ex.printStackTrace();

        }

        return false;

    }

}

package com.util.mail;

public class SendMail {

    public static void main(String[] args) {

        SendMail.send_163();

    }

    // 163邮箱

    public static void send_163() {

        // 这个类主要是设置邮件

        MailSenderInfo mailInfo = new MailSenderInfo();

        mailInfo.setMailServerHost("smtp.163.com");

        mailInfo.setMailServerPort("25");

        mailInfo.setValidate(true);

        mailInfo.setUserName("xxx@163.com"); // 实际发送者

        mailInfo.setPassword("***");// 您的邮箱密码

        mailInfo.setFromAddress("xxx@163.com"); // 设置发送人邮箱地址

        mailInfo.setToAddress("xxx@qq.com"); // 设置接受者邮箱地址

        mailInfo.setSubject("设置邮箱标题");

        mailInfo.setContent("设置邮箱内容<b>h6</b>");

        // 这个类主要来发送邮件

        SimpleMailSender sms = new SimpleMailSender();

        sms.sendTextMail(mailInfo); // 发送文体格式

        sms.sendHtmlMail(mailInfo); // 发送html格式

    }

}