Jmail发送邮件工具类

import lombok.extern.slf4j.Slf4j;

import java.util.Properties;

import javax.mail.*;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

/**
 * <b>发送邮件工具类</b><br/>
 * <b>Create on:</b>2016/10/9 16:14<br/>
 *
 * @author : liud<br/>
 */
@Slf4j
public class SendMailUtil {

    /**
     *  发送邮件
     * @param smtpHost
     * @param fromUser
     * @param fromUserPassword
     * @param emailPort
     * @param toUser
     * @param subject
     * @param messageText
     */
    public static boolean doSendEmail(String smtpHost, final String fromUser,
                                final String fromUserPassword, String userName, String emailPort, String toUser, String subject,
                                String messageText) throws Exception {
        boolean flag = false;
        try {
            Properties props = new Properties();
            props.put("mail.smtp.host", smtpHost);
            props.put("mail.smtp.port", emailPort);
            props.put("mail.smtp.auth", "true");
            Session session =  Session.getDefaultInstance(props, new Authenticator(){
                protected PasswordAuthentication getPasswordAuthentication() {
                    return new PasswordAuthentication(fromUser, fromUserPassword);
                }});
            MimeMessage message = new MimeMessage(session);
            // 发件人
            InternetAddress from = new InternetAddress(fromUser);
            message.setFrom(from);
            // 收件人
            InternetAddress to = new InternetAddress(toUser);
            message.setRecipient(Message.RecipientType.TO, to);
            // 邮件标题
            message.setSubject(subject);
            // 邮件内容,也可以使纯文本"text/plain"
            message.setContent(messageText, "text/html;charset=GBK");
            message.saveChanges();
            Transport transport = session.getTransport("smtp");
            // smtp验证，就是你用来发邮件的邮箱用户名密码
            transport.connect(smtpHost, userName, fromUserPassword);
            // 发送
            transport.sendMessage(message, message.getAllRecipients());
            transport.close();
            flag = true;
        } catch (AddressException e) {
            log.error("地址异常:{}", e);
            throw e;
        } catch (MessagingException e) {
            log.error("消息异常:{}", e);
            throw e;
        } catch (Exception e) {
            log.error("系统异常:{}", e);
            throw e;
        }

        return flag;
    }
}