用javamail 发送邮件

/*
 * File:    Mail.java
 * Date:    2005-2-28
 * Author:  fuweilin
 * project: 
 * Ver:
 * Note:
 * */
package com.toone.eg.common;

/**
 * @author fuwln
 * @version 1.0
 */

import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;

 

/**
 * @author fuwl
 *
 * To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
public class Mail {

 private MimeMessage mimeMsg;  //MIME邮件对象

 private Session session;      //邮件会话对象
 private Properties props;     //系统属性
 private boolean needAuth = false;  //smtp是否需要认证

 private String username = "";  //smtp认证用户名和密码
 private String password = "";

 private Multipart mp;    //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

 

 /**
  *
  */
 public Mail() {
       setSmtpHost("smtp.163.com");//如果没有指定邮件服务器,就从getConfig类中获取
      createMimeMessage();
 }

 public Mail(String smtp){
  setSmtpHost(smtp);
  createMimeMessage();
 }

 

 /**
  * @param hostName String
  */
 public void setSmtpHost(String hostName) {
  System.out.println("设置系统属性：mail.smtp.host = "+hostName);
  if(props == null)props = System.getProperties();         //获得系统属性对象

  props.put("mail.smtp.host",hostName);                 //设置SMTP主机
 }

 /**
  * @return boolean
  */
 public boolean createMimeMessage()
 {
  try{
   System.out.println("准备获取邮件会话对象！");
   session = Session.getDefaultInstance(props,null);   //获得邮件会话对象
  }
  catch(Exception e){
   System.err.println("获取邮件会话对象时发生错误！"+e);
   return false;
  }

  System.out.println("准备创建MIME邮件对象！");
  try{
   mimeMsg = new MimeMessage(session);                 //创建MIME邮件对象
   mp = new MimeMultipart();

   return true;
  }
  catch(Exception e){
   System.err.println("创建MIME邮件对象失败！"+e);
   return false;
  }
 }

 

 /**
  * @param need boolean
  */
 public void setNeedAuth(boolean need) {
  System.out.println("设置smtp身份认证：mail.smtp.auth = "+need);
  if(props == null)props = System.getProperties();

  if(need){
   props.put("mail.smtp.auth","true");
  }else{
   props.put("mail.smtp.auth","false");
  }
 }

 

 /**
  * @param name String
  * @param pass String
  */
 public void setNamePass(String name,String pass) {
  username = name;
  password = pass;
 }

 /**
  * @param mailSubject String
  * @return boolean
  */
 public boolean setSubject(String mailSubject) {
  System.out.println("设置邮件主题！");
  try{
   mimeMsg.setSubject(mailSubject);
   return true;
  }
  catch(Exception e) {
   System.err.println("设置邮件主题发生错误！");
   return false;
  }
 }

 
 /**
  * @param mailBody String
  */
 public boolean setBody(String mailBody) {
  try{
   BodyPart bp = new MimeBodyPart();
   bp.setContent("<meta http-equiv=Content-Type content=text/html; charset=gb2312>"+mailBody,"text/html;charset=GB2312");
   mp.addBodyPart(bp);

   return true;
  }
  catch(Exception e){
   System.err.println("设置邮件正文时发生错误！"+e);
   return false;
  }
 }

 /**
  * @param name String
  * @param pass String
  */
 public boolean addFileAffix(String filename) {

  System.out.println("增加邮件附件："+filename);

  try{
   BodyPart bp = new MimeBodyPart();
   FileDataSource fileds = new FileDataSource(filename);
   bp.setDataHandler(new DataHandler(fileds));
   bp.setFileName(fileds.getName());

   mp.addBodyPart(bp);

   return true;
  }
  catch(Exception e){
   System.err.println("增加邮件附件："+filename+"发生错误！"+e);
   return false;
  }
 }

 

 /**
  * @param name String
  * @param pass String
  */
 public boolean setFrom(String from) {
  System.out.println("设置发信人！");
  try{
   mimeMsg.setFrom(new InternetAddress(from));             //设置发信人
   return true;
  }
  catch(Exception e)
  { return false; }
 }

 /**
  * @param name String
  * @param pass String
  */
 public boolean setTo(String to){
  if(to == null)return false;

  try{
   mimeMsg.setRecipients(Message.RecipientType.TO,InternetAddress.parse(to));
   return true;
  }
  catch(Exception e)
  {   return false;   }

 }

 /**
  * @param name String
  * @param pass String
  */
 public boolean setCopyTo(String copyto)
 {
  if(copyto == null)return false;
  try{
   mimeMsg.setRecipients(Message.RecipientType.CC,(Address[])InternetAddress.parse(copyto));
   return true;
  }
  catch(Exception e)
  { return false; }
 }

 /**
  * @param name String
  * @param pass String
  */
 public boolean sendout()
 {
  try{
   mimeMsg.setContent(mp);
   mimeMsg.saveChanges();
   System.out.println("正在发送邮件....");

   Session mailSession = Session.getInstance(props,null);
   Transport transport = mailSession.getTransport("smtp");
   transport.connect((String)props.get("mail.smtp.host"),username,password);
   transport.sendMessage(mimeMsg,mimeMsg.getRecipients(Message.RecipientType.TO));
   //transport.send(mimeMsg);

   System.out.println("发送邮件成功！");
   transport.close();

   return true;
  }
  catch(Exception e)
  {
   System.err.println("邮件发送失败！"+e);
   return false;
  }
 }
 /**
  * @param destMail 目的地邮件地址
  * @param content 正文内容
  */
 public void send(String destMail,String content)
 {
  String mailbody = "<meta http-equiv=Content-Type content=text/html; charset=gb2312>"+
  "<div align=center>"+content+"</div>";
  if(setSubject("主题-测试") == false) return;
  if(setBody(mailbody) == false) return;
  if(setTo("[email protected]") == false) return;
  if(setFrom(destMail) == false) return;
  //if(addFileAffix("d:\\test.txt") == false) return;
  setNamePass("username","password");
  if(sendout() == false) return;   
 }

 /**
  *  Just do it as this
  */
 public static void main(String[] args) {

  Mail mail = new Mail();
  mail.send("[email protected]","测试,测试<br>ceshi");
 }
}

 

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