Java 发送邮件工具类

1.  Mail.java

package util;

import java.util.Date;
import java.util.Properties;

import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Message;
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;

public class Mail {
    private static MimeMessage message;
    static {
        try {
            Properties properties = new Properties();
            properties.load(Mail.class.getResourceAsStream("/Mail.properties"));

            // 发件人邮箱用户名
            final String userName = properties.getProperty("username");

            final String password = AESCodec.decrypt(properties.getProperty("password"));
            Session session = Session.getDefaultInstance(properties, new Authenticator() {
                public PasswordAuthentication getPasswordAuthentication() {

                    // 发件人邮件用户名、密码
                    return new PasswordAuthentication(userName, password);
                }
            });

            message = new MimeMessage(session);
            message.setFrom(new InternetAddress(userName));

            // 设置邮件消息发送的时间
            message.setSentDate(new Date());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 发送纯文本格式邮件
     * 
     * @param recipient 收件人
     * @param subject 主题
     * @param text 邮件文本内容
     * @return 邮件是否发送成功
     */
    public static boolean sendTextEmail(String recipient, String subject, String text) {
        try {

            // Set To: 头部头字段
            message.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient));

            // Set Subject: 头部头字段
            message.setSubject(subject);

            // 设置消息体
            message.setText(text);

            // 发送消息
            Transport.send(message);
            System.out.println("Sent message successfully....");
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            System.out.println("Sent message failed....");
            return false;
        }
    }

    /**
     * 发送HTML格式邮件
     * 
     * @param recipient 收件人
     * @param subject 主题
     * @param html 邮件内容HTML格式
     * @return 邮寄是否发送成功
     */
    public static boolean sendHtmlEmail(String recipient, String subject, String html) {
        try {

            // Set To: 头部头字段
            message.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient));

            // Set Subject: 头部头字段
            message.setSubject(subject);

            // 创建消息部分
            BodyPart body = new MimeBodyPart();

            // 设置消息
            body.setContent(html, "text/html; charset=utf-8");

            // 创建多重消息
            Multipart multipart = new MimeMultipart();
            multipart.addBodyPart(body);

            // 将MiniMultipart对象设置为邮件内容
            message.setContent(multipart);

            // 发送消息
            Transport.send(message);
            System.out.println("Sent message successfully....");
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            System.out.println("Sent message failed....");
            return false;
        }
    }

    public static void main(String[] args) {
        testHtml();
    }

    /**
     * 测试发送HTML格式邮件
     */
    public static void testHtml() {

        // 收件人邮箱
        String recipient = "hnfch@qq.com";
        String subject = "生日快乐!";

        StringBuffer content = new StringBuffer();
        content.append("<html>");
        content.append("<body>");
        content.append("<h1>");
        content.append("祝你生日快乐!");
        content.append("</h1>");
        content.append("<img src='http://d.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=324d313a233fb80e0c8469d106e10316/21a4462309f79052ab867a350ef3d7ca7bcbd51b.jpg' />");
        content.append("</body>");
        content.append("</html>");

        System.out.println(sendHtmlEmail(recipient, subject, content.toString()));
    }
}

 

 

2.   Mail.properties

#QQ
#mail.smtp.host=smtp.qq.com
#mail.smtp.auth=true
#username=
#password=

#126
#mail.smtp.host=smtp.126.com
#mail.smtp.port=25
#mail.smtp.auth=true
#username=
#password=


#163
mail.smtp.host=smtp.163.com
mail.smtp.port=25
mail.smtp.auth=true
username=k33666@126.com
password=AES加密后的密码

 

posted @ 2018-06-25 10:16  诚信天下  阅读(678)  评论(0编辑  收藏  举报