JAVA邮件

package com.mail; 

import java.util.Date; 
/** 
* 邮件类 
* @author Dave zhf_0630@126.com 
* 2009-03-26 
*/ 
public class Email{ 
public final static String TO="xxx@xxx.com"; 
public final static String FROM="xxx@xxx.com"; 
public final static String CC="xxx@nxxx.com"; 
public final static String BCC="xxx@nxxx.com"; 
public final static String Email_Subject="Test Email With JavaMail"; 
public final static String Email_Header="This Is Email Header"; 
public final static String Email_Body="This Is Email Body"; 
public final static String Email_Host="smtp.xxx.com"; 
public Date sendDate=null; 

public Email(){} 
} 




package com.mail; 

import javax.mail.Authenticator; 
import javax.mail.PasswordAuthentication; 
/** 
* 邮件服务器认证 
* @author Dave zhf_0630@126.com 
* 2009-03-26 
*/ 
public class MailAuthenticator extends Authenticator { 
private final static String username="xxx"; 
private final static String password="xxx"; 

protected PasswordAuthentication getPasswordAuthentication(){ 
return new PasswordAuthentication(username,password); 

} 
} 





package com.mail; 

import java.io.UnsupportedEncodingException; 
import java.util.Date; 
import java.util.Properties; 

import javax.activation.DataHandler; 
import javax.activation.DataSource; 
import javax.activation.FileDataSource; 
import javax.mail.Address; 
import javax.mail.Authenticator; 
import javax.mail.BodyPart; 
import javax.mail.Message; 
import javax.mail.MessagingException; 
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; 

/** 
* 发送邮件 
* 
* @author Dave zhf_0630@126.com 
* 2009-03-26 
*/ 
public class SendEmail { 

/** 
* 发送普通邮件 
* 
* @throws Exception 
*/ 
public void doSendNormalMail() throws Exception { 

Properties prop = new Properties(); // 获取系统环境 
Authenticator auth = new MailAuthenticator(); // 邮件服务器认证 
prop.put("mail.smtp.host", Email.Email_Host); 
prop.put("mail.smtp.auth", "true"); 
Session session = Session.getDefaultInstance(prop, auth);// 设置对话和邮件服务器进行通讯 

Message message = new MimeMessage(session); 
/* 
* 设置邮件对象 
*/ 
try { 
message.setSubject(Email.Email_Subject + "Normal Email"); // 设置邮件主题 
message.setContent("Hello", "text/plain"); // 设置邮件格式 
message.setText(Email.Email_Body); // 设置邮件体 
message.setHeader("Header:", Email.Email_Header); // 设置邮件标题 
message.setSentDate(new Date()); // 设置发送时间 
Address address = new InternetAddress(Email.FROM, "Dave"); // 设置发信人地址 
message.setFrom(address); 

/* 
* 设置多个发件人地址 
* 
* Address address[]={new InternetAddress("","") new 
* InternetAddress("","")}; message.addFrom(address); 
*/ 

Address toAddress = new InternetAddress(Email.TO); // 设置接收人地址 
message.setRecipient(Message.RecipientType.TO, toAddress); 

// 设置多个收件人地址 
// message.addRecipient(Message.RecipientType.TO,new 
// InternetAddress("zhf_0630@126.com")); 

message.saveChanges(); 
System.out.println("sendNormalEmail() 开始发送邮件……"); 
Transport.send(message); // 发送邮件 
System.out.println("发送成功！"); 

} catch (MessagingException e) { 
System.out.println("发送失败！"); 
e.printStackTrace(); 
} 

} 

/** 
* 发送带附件的邮件 
* @throws UnsupportedEncodingException 
*/ 
public void sendEmailWithAttachment() throws UnsupportedEncodingException { 
Properties prop = new Properties(); 
prop.put("mail.smtp.host", Email.Email_Host); 
prop.put("mail.smtp.auth", "true"); 
Authenticator auth = new MailAuthenticator(); 
Session session = Session.getDefaultInstance(prop, auth); 
Message message = new MimeMessage(session); 

try { 
message.setSubject(Email.Email_Subject + "Email With Accatchment");// 设置邮件主题 
message.setContent("Hello", "text/plain"); // 设置邮件格式 
message.setText(Email.Email_Body); // 设置邮件体 
message.setHeader("Header:", Email.Email_Header); // 设置邮件标题 
message.setSentDate(new Date()); // 设置发送时间 
Address address = new InternetAddress(Email.FROM, "Dave"); // 设置发信人地址 
message.setFrom(address); 

BodyPart messageBodyPart = new MimeBodyPart(); 
messageBodyPart.setText("bodypart"); 
Multipart multipart = new MimeMultipart(); 
multipart.addBodyPart(messageBodyPart); 
messageBodyPart = new MimeBodyPart(); 
DataSource source = new FileDataSource("E:\\test.xls"); 
messageBodyPart.setDataHandler(new DataHandler(source)); 
messageBodyPart.setFileName("E:\\test.xls"); 
multipart.addBodyPart(messageBodyPart);// Put parts in 
message.setContent(multipart); 
Address toAddress = new InternetAddress(Email.TO); 
message.setRecipient(Message.RecipientType.TO, toAddress); 
message.saveChanges(); 
System.out.println("sendEmailWithHtml() 开始发送邮件……"); 
Transport.send(message); 
System.out.println("发送成功！"); 
} catch (MessagingException e) { 
System.out.println("发送失败！"); 
e.printStackTrace(); 
} 

} 

/** 
* 发送带html的邮件 
* 
* @throws UnsupportedEncodingException 
*/ 

public void sendEmailWithHtml() throws UnsupportedEncodingException { 

Properties prop = new Properties(); 
Authenticator auth = new MailAuthenticator(); 
prop.put("mail.smtp.host", Email.Email_Host); 
prop.put("mail.smtp.auth", "true"); 
Session session = Session.getDefaultInstance(prop, auth); 
Message message = new MimeMessage(session); 

String htmlText = "<h1>Hello</h1>" 
+ "<a href=\"http://news.sina.com.cn\" target=\"blank\">点击连接</a>"; 
System.out.println(htmlText); 
try { 
message.setSubject(Email.Email_Subject + "Email With Html"); 
message.setContent(htmlText + Email.Email_Body, 
"text/html;charset=gb2312"); 
// message.setText(Email.Email_Body); 
message.setSentDate(new Date()); 

Address address = new InternetAddress(Email.FROM, "Dave"); 
Address toAddress = new InternetAddress(Email.TO); 
message.setFrom(address); 
message.setRecipient(Message.RecipientType.TO, toAddress); 
message.saveChanges(); 
System.out.println("sendEmailWithHtml() 开始发送邮件……"); 
Transport.send(message); 
System.out.println("发送成功！"); 
} catch (MessagingException e) { 
System.out.println("发送失败！"); 
e.printStackTrace(); 
} 
} 

/** 
* 测试函数 
* 
* @param args 
*/ 
public static void main(String args[]) { 
try { 

// 发送普通邮件 
new SendEmail().doSendNormalMail(); 

// 发送带html的邮件 
new SendEmail().sendEmailWithHtml(); 

// 发送带附件的邮件 
new SendEmail().sendEmailWithAttachment(); 

} catch (Exception e) { 
e.printStackTrace(); 
} 
} 
}

怎么说呢？越来越相信JAVA无所不能了。。。