import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
import java.util.Date;
import javax.activation.*;
import java.io.*;
import com.me.util.*;

public class sendMail {

private MimeMessage mimeMsg; //MIME郵件對(duì)象

private Session session; //郵件會(huì)話(huà)對(duì)象
private Properties props; //系統(tǒng)屬性
private boolean needAuth = false; //smtp是否需要認(rèn)證

private String username = ""; //smtp認(rèn)證用戶(hù)名和密碼
private String password = "";

private Multipart mp; //Multipart對(duì)象,郵件內(nèi)容,標(biāo)題,附件等內(nèi)容均添加到其中后再生成MimeMessage對(duì)象



/**
* 
*/
public sendMail() {
setSmtpHost(getConfig.mailHost);//如果沒(méi)有指定郵件服務(wù)器,就從getConfig類(lèi)中獲取
createMimeMessage();
}

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



/**
* @param hostName String
*/
public void setSmtpHost(String hostName) {
System.out.println("設(shè)置系統(tǒng)屬性：mail.smtp.host = "+hostName);
if(props == null)props = System.getProperties(); //獲得系統(tǒng)屬性對(duì)象

props.put("mail.smtp.host",hostName); //設(shè)置SMTP主機(jī)
}


/**
* @return boolean
*/
public boolean createMimeMessage()
{
try{
System.out.println("準(zhǔn)備獲取郵件會(huì)話(huà)對(duì)象！");
session = Session.getDefaultInstance(props,null); //獲得郵件會(huì)話(huà)對(duì)象
}
catch(Exception e){
System.err.println("獲取郵件會(huì)話(huà)對(duì)象時(shí)發(fā)生錯(cuò)誤！"+e);
return false;
}

System.out.println("準(zhǔn)備創(chuàng)建MIME郵件對(duì)象！");
try{
mimeMsg = new MimeMessage(session); //創(chuàng)建MIME郵件對(duì)象
mp = new MimeMultipart();

return true;
}
catch(Exception e){
System.err.println("創(chuàng)建MIME郵件對(duì)象失敗！"+e);
return false;
}
}



/**
* @param need boolean
*/
public void setNeedAuth(boolean need) {
System.out.println("設(shè)置smtp身份認(rèn)證：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("設(shè)置郵件主題！");
try{
mimeMsg.setSubject(mailSubject);
return true;
}
catch(Exception e) {
System.err.println("設(shè)置郵件主題發(fā)生錯(cuò)誤！");
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("設(shè)置郵件正文時(shí)發(fā)生錯(cuò)誤！"+e);
return false;
}
}


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

System.out.println("增加郵件附件："+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("增加郵件附件："+filename+"發(fā)生錯(cuò)誤！"+e);
return false;
}
}



/**
* @param name String
* @param pass String
*/
public boolean setFrom(String from) {
System.out.println("設(shè)置發(fā)信人！");
try{
mimeMsg.setFrom(new InternetAddress(from)); //設(shè)置發(fā)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("正在發(fā)送郵件....");

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("發(fā)送郵件成功！");
transport.close();

return true;
}
catch(Exception e)
{
System.err.println("郵件發(fā)送失敗！"+e);
return false;
}
}


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

String mailbody = "<meta http-equiv=Content-Type content=text/html; charset=gb2312>"+
"<div align=center><a href=http://www.csdn.net> csdn </a></div>";

sendMail themail = new sendMail("smtp.msn.com");
themail.setNeedAuth(true);

if(themail.setSubject("標(biāo)題") == false) return;
if(themail.setBody(mailbody) == false) return;
if(themail.setTo("gates@msn.com") == false) return;
if(themail.setFrom("bill@msn.com") == false) return;
if(themail.addFileAffix("c:\\boot.ini") == false) return;
themail.setNamePass("user","password");

if(themail.sendout() == false) return; 
}
}