/**
* 参数1 邮箱账户 参数2 接受邮箱地址  参数3 邮件内容 参数4 邮件主题  参数5 抄送
*/
private static Boolean sendMessage(EmailAccount account, String toEmail, String mailContext, String subject,String ccEmail){
		long begin = System.currentTimeMillis();
		try {
			//邮件属性
			Properties props = setProperties(account);
			// 获得邮件会话对象
			Session session = Session.getInstance(props);
			//设置邮件扩充，标题、发信人、正文
			MimeMessage mimeMsg = setMIME(mailContext, subject, account, session, toEmail, ccEmail);
			//连接服务器发送邮件
			Transport transport = session.getTransport("smtp");
			if(account.getPort() == null || account.getPort() == 0) {
				//默认端口25
				transport.connect(account.getAddress(), account.getUsername(), account.getPassword());
			}else {
				//指定端口,587或其他可用端口
				transport.connect(account.getAddress(),account.getPort(), account.getUsername(), account.getPassword());
			}
			transport.sendMessage(mimeMsg, mimeMsg.getAllRecipients());
			transport.close();
			LOGGER.info("sendMessage success,toEmail="+toEmail+"，time="+(System.currentTimeMillis()-begin));
			return true;
		} catch (Exception e) {
            LOGGER.info("sendMessage fail!!!,emailAccount=" + account.getUsername() + ",toEmail=" + toEmail + "," +
                    "time=" + (System.currentTimeMillis() - begin), e);
            // 无效地址认为发送成功
            if (StringUtils.isBlank(e.getMessage())) {
                return false;
            }
            return e.getMessage().contains("Invalid Addresses");
        }
	}

    /**
	 * 设置邮件属性
	 */
	private static Properties setProperties(EmailAccount account) {
		Properties props = new Properties(); 
		props.put("mail.smtp.host", account.getAddress()); // 设置SMTP主机
		props.put("mail.smtp.quitwait", "false");
		props.put("mail.smtp.connectiontimeout", TIME_OUT);
		props.put("mail.smtp.timeout", TIME_OUT);
		props.put("mail.smtp.auth", "true");
		return props;
	}

/**
* 发送邮箱账户
*/
public class EmailAccount {
	private String address;//发件箱服务器地址
	private Integer port ;//邮件服务器端口
	private String username;//发件箱用户名
	private String password;//发件箱密码
	private String alias;//发件人别名
    //省略set get 方法
	
}

    /**
     * 设置邮件扩充，标题、发信人、正文
     */
    private static MimeMessage setMIME(String mailContext, String subject,
                                       EmailAccount account, Session session, String toEmail, String ccEmail) throws Exception,
            AddressException, UnsupportedEncodingException {
        // 创建MIME邮件对象
        MimeMessage mimeMsg = new MimeMessage(session);
        //标题
        mimeMsg.setSubject(subject);
        //发件人
        if (StringUtils.isBlank(account.getAlias())) {
            mimeMsg.setFrom(new InternetAddress(account.getUsername()));
        } else {//带有别名的发件人
            mimeMsg.setFrom(new InternetAddress(account.getUsername(), account.getAlias()));
        }
        // Multipart对象,邮件内容,标题,附件等内容均添加到其中后再生成MimeMessage对象
        Multipart mp = new MimeMultipart();
        //邮件正文
        BodyPart bp = new MimeBodyPart();
        //居中展示邮件内容
        mailContext = "<div align=center>" + mailContext + "</div>";
        bp.setContent(mailContext, "text/html;charset=utf-8");
        mp.addBodyPart(bp);
        mimeMsg.setContent(mp);
        mimeMsg.saveChanges();
		mimeMsg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(toEmail));
		//设置抄送
		if (StringUtils.isNotBlank(ccEmail) && ccEmail.indexOf("@") != -1) {
			mimeMsg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(ccEmail));
		}
		return mimeMsg;
	}