packagecc.mrbird.febs.common.utils;importcom.sun.mail.util.MailSSLSocketFactory;import javax.mail.*;importjavax.mail.internet.InternetAddress;importjavax.mail.internet.MimeBodyPart;importjavax.mail.internet.MimeMessage;importjavax.mail.internet.MimeMultipart;importjava.io.IOException;importjava.nio.file.Files;importjava.nio.file.Paths;importjava.security.GeneralSecurityException;importjava.util.Date;importjava.util.List;importjava.util.Properties;/*** 邮件发送工具类。

* 以下邮件中的配置参数，请在实际环境中，根据需要采取合适的配置方式。

* 发送邮件依赖 com.sun.mail(1.6.1) 包、javax.mail(1.5.0-b01) 包。

* 如果使用 Idea 运行，请将这两个包(可以直接到Maven目录下面去找)添加到项目的 Libraries 里面(快捷键：Ctrl + Alt + Shift + S)

*

*@authorZebe*/

public classSendEmailUtil {/*** 发件人别名(可以为空)*/

private final static String fromAliasName = "*****";/*** 登录用户名*/

private final static String ACCOUNT = "****";/*** 登录密码*/

private final static String PASSWORD = "****";/*** 邮件服务器地址*/

//QQ企业邮箱：smtp.exmail.qq.com//网易企业邮箱：smtphz.ym.163.com

private final static String HOST = "smtp.ym.163.com";/*** 发信端口*/

//QQ企业邮箱：465//网易企业邮箱：994

private final static String PORT = "994";/*** 发信协议*/

private final static String PROTOCOL = "ssl";/*** 收件人*/

privateString to;/*** 收件人名称*/

privateString toName;/*** 主题*/

privateString subject;/*** 内容*/

privateString content;/*** 附件列表(可以为空)*/

private ListattachFileList;/*** 构造器

*

*@paramto 收件人

*@paramsubject 主题

*@paramcontent 内容

*@paramattachFileList 附件列表*/

public SendEmailUtil(String to,String toName, String subject, String content, ListattachFileList) {this.to =to;this.toName =toName;this.subject =subject;this.content =content;this.attachFileList =attachFileList;

}/*** 认证信息*/

static class MyAuthenticator extendsAuthenticator {/*** 用户名*/String username= null;/*** 密码*/String password= null;/*** 构造器

*

*@paramusername 用户名

*@parampassword 密码*/

publicMyAuthenticator(String username, String password) {this.username =username;this.password =password;

}

@OverrideprotectedPasswordAuthentication getPasswordAuthentication() {return newPasswordAuthentication(username, password);

}

}/*** 发送邮件*/

public voidsend() {//设置邮件属性

Properties prop = newProperties();

prop.setProperty("mail.transport.protocol", PROTOCOL);

prop.setProperty("mail.smtp.host", HOST);

prop.setProperty("mail.smtp.port", PORT);

prop.setProperty("mail.smtp.auth", "true");

MailSSLSocketFactory sslSocketFactory= null;try{

sslSocketFactory= newMailSSLSocketFactory();

sslSocketFactory.setTrustAllHosts(true);

}catch(GeneralSecurityException e1) {

e1.printStackTrace();

}if (sslSocketFactory == null) {

System.err.println("开启 MailSSLSocketFactory 失败");

}else{

prop.put("mail.smtp.ssl.enable", "true");

prop.put("mail.smtp.ssl.socketFactory", sslSocketFactory);//创建邮件会话(注意，如果要在一个进程中切换多个邮箱账号发信，应该用 Session.getInstance)

Session session = Session.getDefaultInstance(prop, newMyAuthenticator(ACCOUNT, PASSWORD));//开启调试模式(生产环境中请不要开启此项)

session.setDebug(true);try{

MimeMessage mimeMessage= newMimeMessage(session);//设置发件人别名(如果未设置别名就默认为发件人邮箱)

mimeMessage.setFrom(newInternetAddress(ACCOUNT, fromAliasName));//设置主题和收件人、发信时间等信息

mimeMessage.addRecipient(Message.RecipientType.TO, newInternetAddress(to,toName));

mimeMessage.setSubject(subject);

mimeMessage.setSentDate(newDate());//如果有附件信息，则添加附件

if (!attachFileList.isEmpty()) {

Multipart multipart= newMimeMultipart();

MimeBodyPart body= newMimeBodyPart();

body.setContent(content,"text/html; charset=UTF-8");

multipart.addBodyPart(body);//添加所有附件(添加时判断文件是否存在)

for(String filePath : attachFileList) {if(Files.exists(Paths.get(filePath))) {

MimeBodyPart tempBodyPart= newMimeBodyPart();

tempBodyPart.attachFile(filePath);

multipart.addBodyPart(tempBodyPart);

}

}

mimeMessage.setContent(multipart);

}else{

mimeMessage.setText(content);

}//开始发信

mimeMessage.saveChanges();

Transport.send(mimeMessage);

}catch (MessagingException |IOException e) {

e.printStackTrace();

}

}

}

}