把JavaMail包装成简单的Sendmail

最新推荐文章于 2019-07-20 16:03:19 发布

原创最新推荐文章于 2019-07-20 16:03:19 发布 · 260 阅读

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CC 4.0 BY-SA版权

文章标签：

#javamail #exception #string #session #import #domain

本文提供了一个Java邮件发送的示例代码，介绍了如何通过Java程序实现SMTP邮件发送功能，包括设置邮件服务器、构建邮件内容等关键步骤。

package steeven;



/*

Calss:  Sendmail

Author: steeven@kali.com.cn

QQ:     7461522

Date:   11/13/2001

Notes:

        Find samples in main();

        If you send mail only from/to intranet, change domain as u need.

Setup:

        1. change host, mailFooter

*/





import java.util.*;

import java.sql.*;

import javax.mail.*;

import javax.mail.internet.*;

import javax.activation.*;



public class Sendmail extends Common{



  public String host = "smtpServer";              //smtp server

  static String mailFooter = "/n/n/n此邮件由WebMail发送 http://www/mail.jsp/n/n";

  String domain = "company";

  boolean sessionDebug;



  Message msg;

  Multipart multipart;



  public Sendmail() throws Exception{

    Properties props = System.getProperties();

    props.put("mail.host", host);

    props.put("mail.transport.protocol", "smtp");

    Session session = Session.getDefaultInstance(props, null);

    // Set debug on the Session so we can see what is going on

    // Passing false will not echo debug info, and passing true

    // will.

    session.setDebug(sessionDebug);

    // Instantiate a new MimeMessage and fill it with the

    // required information.

    msg = new MimeMessage(session);

    msg.setSentDate(new java.util.Date());

    multipart = new MimeMultipart();

    msg.setContent(multipart);

  }

  public Sendmail(String to, String from, String subject, String body) throws Exception{

    this();

    this.setSendTo(to);

    this.setFrom(from);

    this.setSubject(subject);

    this.setBody(body);

  }

  public Sendmail(String[] to, String from, String subject, String body) throws Exception{

    this();

    this.setSendTo(to);

    this.setFrom(from);

    this.setSubject(subject);

    this.setBody(body);

  }

  public void setHost(String host) throws Exception{

    this.host=host;

  }

  void setFrom(String from) throws Exception{

    msg.setFrom(new InternetAddress(from "@" domain));

  }

  void setSendTo(String[] to) throws Exception{

    for (int i=0;i