springboot email 中常量值配置 mailUtils

列如:邮件配置:

application-test.properties

#################Email config start###############################
MAIL_SMTPSERVER=192.168.3.253
##if it is more than one,please separating it by ","  For example "aa@icil.net,bb@icil.net"
MAIL_SEND_TO=qqq.@163.com
MAIL_FROM=www@qq.net
MAIL_SEND_TO_FAIL=afsa2_test@qq.net

#################Email config end###############################

对应的类:

@Component
public class EmailConfig {

    
    private static String MAIL_SMTPSERVER;
    
    
    private static String MAIL_SEND_TO;
    
    
    private static String MAIL_FROM;
    
    
    private static String MAIL_SEND_TO_FAIL;

    public static String getMAIL_SMTPSERVER() {
        return MAIL_SMTPSERVER;
    }

    @Value("${MAIL_SMTPSERVER}")
    public void setMAIL_SMTPSERVER(String mAIL_SMTPSERVER) {
        MAIL_SMTPSERVER = mAIL_SMTPSERVER;
    }

    public static String getMAIL_SEND_TO() {
        return MAIL_SEND_TO;
    }

    @Value("${MAIL_SEND_TO}")
    public void setMAIL_SEND_TO(String mAIL_SEND_TO) {
        MAIL_SEND_TO = mAIL_SEND_TO;
    }

    public static String getMAIL_FROM() {
        return MAIL_FROM;
    }

    @Value("${MAIL_FROM}")
    public void setMAIL_FROM(String mAIL_FROM) {
        MAIL_FROM = mAIL_FROM;
    }

    public static String getMAIL_SEND_TO_FAIL() {
        return MAIL_SEND_TO_FAIL;
    }

    @Value("${MAIL_SEND_TO_FAIL}")
    public void setMAIL_SEND_TO_FAIL(String mAIL_SEND_TO_FAIL) {
        MAIL_SEND_TO_FAIL = mAIL_SEND_TO_FAIL;
    }
    
    
    
}

MailUtils:

package com.icil.esolution.utils;

import java.util.Date;
import java.util.Enumeration;
import java.util.Properties;
import java.util.Vector;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Message;
import javax.mail.Multipart;
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;
import javax.mail.internet.MimeUtility;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.icil.esolution.config.EmailConfig;

/**
 * ********************************************
 * 
 * @ClassName: MailUtils
 * 
 * @Description:
 * 
 * @author Sea
 * 
 * @date 24 Aug 2018 8:34:09 PM
 *
 ***************************************************
 */
@SuppressWarnings("all")
public class MailUtils {
    private static final Logger LOGGER = LoggerFactory.getLogger(MailUtils.class);
    private static  final String MAIL_SEND_TO_FAIL="MAIL_SEND_TO_FAIL";
    private Vector file = new Vector();// 附件文件集合
    
    

    public static boolean sendMail(String subject, String content) {
        boolean mails = new MailUtils().sendMails(null, null, subject, content, null);
        return mails;
    }
 /**
  * this use default config 
  * @param subject
  * @param content
  * @return
  */
    public static boolean sendFailedMail(String subject, String content) {
        //String tofail = properties.getProperty(MAIL_SEND_TO_FAIL);
        //String tocommon = properties.getProperty(Constant.MAIL_SEND_TO);
        String tofail = EmailConfig.getMAIL_SEND_TO_FAIL();
        String tocommon = EmailConfig.getMAIL_SEND_TO();
        boolean mails = new MailUtils().sendMails(tofail+","+tocommon, null, subject, content, null);
        return mails;
    }
    
    public static boolean sendMail(String to, String subject, String content) {
        boolean mails = new MailUtils().sendMails(to, null, subject, content, null);
        return mails;
    }

    public static boolean sendMail(String to, String from, String subject, String content) {
        boolean mails = new MailUtils().sendMails(to, from, subject, content, null);
        return mails;
    }

    /**
     * @return
     * @Description: 发送邮件，发送成功返回true 失败false
     * @author sea
     * @Date 2018年8月3日
     */
    private boolean sendMails(String to1, String from1, String subject, String content, String filename) {

        String to = EmailConfig.getMAIL_SEND_TO();
        String from = EmailConfig.getMAIL_FROM();
        String host = EmailConfig.getMAIL_SMTPSERVER();
        LOGGER.info("to is {}",to);
        LOGGER.info("from is {}",from);
        LOGGER.info("host is {}",host);
        String username = "";
        String password ="";

        if (to1 != null) {
            to = to1;
        }
        if (from1 != null) {
            from = from1;
        }
        if(content==null){
            content = "";
        }
        // 构造mail session
        Properties props = new Properties();
        props.put("mail.smtp.host", host);
//        props.put("mail.smtp.port", "25");// 465
        props.put("mail.smtp.auth","false");    

//        Session session = Session.getDefaultInstance(props, new Authenticator() {
//            public PasswordAuthentication getPasswordAuthentication() {
//                return new PasswordAuthentication(username, password);
//            }
//        });
        Session session=Session.getDefaultInstance(props);
        try {
            // 构造MimeMessage 并设定基本的值
            MimeMessage msg = new MimeMessage(session);
            msg.setFrom(new InternetAddress(from));

//            msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(to));
//            msg.addRecipients(Message.RecipientType.CC, address);
            msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to));
            subject = transferChinese(subject);
            msg.setSubject(subject);

            // 构造Multipart
            Multipart mp = new MimeMultipart();

            // 向Multipart添加正文
            MimeBodyPart mbpContent = new MimeBodyPart();
            mbpContent.setContent(content, "text/html;charset=utf-8");

            // 向MimeMessage添加（Multipart代表正文）
            mp.addBodyPart(mbpContent);

            // 向Multipart添加附件
            Enumeration efile = file.elements();
            while (efile.hasMoreElements()) {

                MimeBodyPart mbpFile = new MimeBodyPart();
                filename = efile.nextElement().toString();
                FileDataSource fds = new FileDataSource(filename);
                mbpFile.setDataHandler(new DataHandler(fds));
                filename = new String(fds.getName().getBytes(), "ISO-8859-1");

                mbpFile.setFileName(filename);
                // 向MimeMessage添加（Multipart代表附件）
                mp.addBodyPart(mbpFile);

            }

            file.removeAllElements();
            // 向Multipart添加MimeMessage
            msg.setContent(mp);
            msg.setSentDate(new Date());
            msg.saveChanges();

            // 发送邮件
            Transport transport = session.getTransport("smtp");
            transport.connect(host, username, password);
            transport.sendMessage(msg, msg.getAllRecipients());
            transport.close();
        } catch (Exception mex) {
            mex.printStackTrace();
            return false;
        }
        return true;
    }

    
    /**
     * @param strText
     * @return
     * @Description: 把主题转为中文 utf-8
     * @Date 2017年6月22日 上午10:37:07
     */
    public String transferChinese(String strText) {
        try {
            strText = MimeUtility.encodeText(new String(strText.getBytes(), "utf-8"), "utf-8", "B");
        } catch (Exception e) {
            e.printStackTrace();
        }
        return strText;
    }

    public void attachfile(String fname) {
        file.addElement(fname);
    }

    /**
     * 
     * @Description:test ok 2018-08-24
     * 
     * @author Sea
     * 
     * @date 24 Aug 2018 8:34:09 PM
     */
    public static void main(String[] args) {
        boolean mails = new MailUtils().sendMails("212", "123", "hello", "I love you icil", null);
        System.out.println(mails);
    }

}

springboot email 中常量值 配置 mailUtils

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springboot email 中常量值配置 mailUtils