工具类总结(4)-邮件发送工具类-蒲公英云

工具类总结(4)-邮件发送工具类

java发送邮件,以qq邮件示例(注册激活用户)

import com.sun.mail.util.MailSSLSocketFactory;
import java.security.GeneralSecurityException;
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.Message.RecipientType;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
/** * 邮件发送工具类 * * @author menglinjie */
public class MailUitls { 
    /** * 发送邮件的方法 * * @param to :收件人 * @param code :激活码 */
    public static void sendMail(String to, int code) {
        /** * 1.获得一个Session对象. * 2.创建一个代表邮件的对象Message. * 3.发送邮件Transport */
        // 1.获得连接对象
        Properties props = new Properties();
        props.setProperty("mail.debug", "true");
        props.setProperty("mail.host", "smtp.qq.com");
        // 发送服务器需要身份验证
        props.setProperty("mail.smtp.auth", "true");
        // 发送邮件协议名称
        props.setProperty("mail.transport.protocol", "smtp");
        MailSSLSocketFactory sf = null;
        try {
            sf = new MailSSLSocketFactory();
        } catch (GeneralSecurityException e) {
            e.printStackTrace();
        }
        sf.setTrustAllHosts(true);
        props.put("mail.smtp.ssl.enable", "true");
        props.put("mail.smtp.ssl.socketFactory", sf);
        Session session = Session.getInstance(props, new Authenticator() {
            @Override
            protected PasswordAuthentication getPasswordAuthentication() {
                return new PasswordAuthentication("xxxx@qq.com", "xxxxxx");//你自己的邮件地址及密码(或邮箱POP3密码)
            }
        });
        // 2.创建邮件对象:
        Message message = new MimeMessage(session);
        // 设置发件人:你自己的邮件地址及密码
        try {
            message.setFrom(new InternetAddress("xxxx@qq.com"));
            // 设置收件人:
            message.addRecipient(RecipientType.TO, new InternetAddress(to));
            // 抄送 CC 密送BCC
            // 设置标题
            message.setSubject("来自官方激活邮件");
            // 设置邮件正文:
            message.setContent("<h1>官方激活邮件!点下面链接完成激活操作!</h1><h3><a href='http://localhost:8080/user/activate.action?code=" + code + "'>http://localhost:8080/user/activate.action?code=" + code + "</a></h3>", "text/html;charset=UTF-8");
            // 3.发送邮件:
            Transport.send(message);
        } catch (AddressException e) {
            e.printStackTrace();
        } catch (MessagingException e) {
            e.printStackTrace();
        }
    }
}