Java腾讯企业邮箱发送邮件

企业邮箱发送邮件

package com.ys.utils;

import com.sun.mail.util.MailSSLSocketFactory;
import com.ys.config.MailConfig;

import javax.mail.*;
import javax.mail.internet.*;
import java.io.UnsupportedEncodingException;
import java.security.GeneralSecurityException;
import java.util.Date;
import java.util.Properties;

public class MailUtils {

    public static void sendEmail(String toMail, String subject, String messages){
        Properties prop = new Properties();
        //协议
        prop.setProperty("mail.transport.protocol", "smtp");
        //服务器
        prop.setProperty("mail.smtp.host", "smtp.exmail.qq.com");
        //端口
        prop.setProperty("mail.smtp.port", "465");
        //使用smtp身份验证
        prop.setProperty("mail.smtp.auth", "true");
        //使用SSL，企业邮箱必需！
        //开启安全协议
        MailSSLSocketFactory sf = null;
        try {
            sf = new MailSSLSocketFactory();
            sf.setTrustAllHosts(true);
        } catch (GeneralSecurityException e1) {
            e1.printStackTrace();
        }
        prop.put("mail.smtp.ssl.enable", "true");
        prop.put("mail.smtp.ssl.socketFactory", sf);
        //
        //获取Session对象
        Session s = Session.getDefaultInstance(prop,new Authenticator() {
            //此访求返回用户和密码的对象
            @Override
            protected PasswordAuthentication getPasswordAuthentication() {
            	//邮箱账号，密码
                PasswordAuthentication pa = new PasswordAuthentication(MailConfig.FROM_MAIL, MailConfig.MAIL_PASSWPRD);
                return pa;
            }
        });
        //设置session的调试模式，发布时取消
        s.setDebug(true);
        MimeMessage mimeMessage = new MimeMessage(s);
        try {
        	//发件人邮箱，显示的发件人(可以是任何内容)
            mimeMessage.setFrom(new InternetAddress(MailConfig.FROM_MAIL,MailConfig.subject));
            //收件人
            mimeMessage.addRecipient(Message.RecipientType.TO, new InternetAddress(toMail));
            //设置主题
            mimeMessage.setSubject(subject);
            mimeMessage.setSentDate(new Date());
            //设置内容
            mimeMessage.setText(messages);
            mimeMessage.saveChanges();
            //发送
            Transport.send(mimeMessage);
        } catch (MessagingException e) {
            e.printStackTrace();
        } catch (UnsupportedEncodingException e){
            e.getCause();
        }
    }
}

注意：需开启IMAP/SMTP服务或POP/SMTP服务