Java邮件发送程序（可以同时发给多个地址、可以带附件）

发送邮件的主程序

importjava.util.Properties;

importcommon.util.Email_Autherticatorbean;

importjavax.mail.Authenticator;

importjavax.mail.internet.InternetAddress;

importorg.apache.commons.lang.StringUtils;

importjavax.mail.internet.MimeBodyPart;

importjavax.mail.Multipart;

importjavax.activation.FileDataSource;

importjavax.mail.internet.MimeMultipart;

importjavax.activation.DataHandler;

importjavax.mail.internet.MimeUtility;

importjava.util.Date;

/**

*利用java.mail的邮件发送程序

*/

publicclassSendMailTest

{

publicstaticvoidmain(String[]args)

{

Stringtitle="titleTest";//所发送邮件的标题

Stringfrom="sir_znp@163.com";//从那里发送

StringsendTo[]={"znp@163.net","sir_znp@163.com"};//发送到那里

//邮件的文本内容，可以包含html标记则显示为html页面

Stringcontent="mailtest!!!!!!
aaa";

//所包含的附件，及附件的重新命名

StringfileNames[]={"F://music//text1.txt,text1.txt","F://music//text2.txt,text2.txt"};

try{

//MailSendermailsender=newMailSender();

sendmail(title,from,sendTo,content,fileNames,"text/html;charset=gb2312");

}catch(Exceptionex){ex.printStackTrace();}

}

publicstaticvoidsendmail(Stringsubject,Stringfrom,String[]to,Stringtext,String[]filenames,StringmimeType)throwsException

{

//ResourceBundlemailProps=ResourceBundle.getBundle("mail");可以从配置文件读取相应的参数

Propertiesprops=newProperties();

Stringsmtp="smtp.163.com";//设置发送邮件所用到的smtp

Stringservername="sir_znp";

Stringserverpaswd="123";

javax.mail.SessionmailSession;//邮件会话对象

javax.mail.internet.MimeMessagemimeMsg;//MIME邮件对象

props=java.lang.System.getProperties();//获得系统属性对象

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

props.put("mail.smtp.auth","true");//是否到服务器用户名和密码验证

//到服务器验证发送的用户名和密码是否正确

Email_AutherticatorbeanmyEmailAuther=newEmail_Autherticatorbean(servername,serverpaswd);

//设置邮件会话

mailSession=javax.mail.Session.getInstance(props,(Authenticator)myEmailAuther);

//设置传输协议

javax.mail.Transporttransport=mailSession.getTransport("smtp");

//设置from、to等信息

mimeMsg=newjavax.mail.internet.MimeMessage(mailSession);

if(!StringUtils.isEmpty(from))

{

InternetAddresssentFrom=newInternetAddress(from);

mimeMsg.setFrom(sentFrom);//设置发送人地址

}

InternetAddress[]sendTo=newInternetAddress[to.length];

for(inti=0;i

{

System.out.println("发送到:"+to[i]);

sendTo[i]=newInternetAddress(to[i]);

}

mimeMsg.setRecipients(javax.mail.internet.MimeMessage.RecipientType.TO,sendTo);

mimeMsg.setSubject(subject,"gb2312");

MimeBodyPartmessageBodyPart1=newMimeBodyPart();

//messageBodyPart.setText(UnicodeToChinese(text));

messageBodyPart1.setContent(text,mimeType);

Multipartmultipart=newMimeMultipart();//附件传输格式

multipart.addBodyPart(messageBodyPart1);

for(inti=0;i

MimeBodyPartmessageBodyPart2=newMimeBodyPart();

//选择出每一个附件名

Stringfilename=filenames[i].split(",")[0];

System.out.println("附件名："+filename);

Stringdisplayname=filenames[i].split(",")[1];

//得到数据源

FileDataSourcefds=newFileDataSource(filename);

//得到附件本身并至入BodyPart

messageBodyPart2.setDataHandler(newDataHandler(fds));

//得到文件名同样至入BodyPart

//messageBodyPart2.setFileName(displayname);

//messageBodyPart2.setFileName(fds.getName());

messageBodyPart2.setFileName(MimeUtility.encodeText(displayname));

multipart.addBodyPart(messageBodyPart2);

}

mimeMsg.setContent(multipart);

//设置信件头的发送日期

mimeMsg.setSentDate(newDate());

mimeMsg.saveChanges();

//发送邮件

transport.send(mimeMsg);

transport.close();

}

}

验证类

packagecommon.util;

importjavax.mail.Authenticator;

importjavax.mail.PasswordAuthentication;

publicclassEmail_AutherticatorbeanextendsAuthenticator

{

privateStringm_username=null;

privateStringm_userpass=null;

publicvoidsetUsername(Stringusername)

{

m_username=username;

}

publicvoidsetUserpass(Stringuserpass)

{

m_userpass=userpass;

}

publicEmail_Autherticatorbean(Stringusername,Stringuserpass)

{

super();

setUsername(username);

setUserpass(userpass);

}

publicPasswordAuthenticationgetPasswordAuthentication()

{

returnnewPasswordAuthentication(m_username,m_userpass);

}

}