java发送邮件 发送带附件的邮件

import java.io.File;
import java.util.Date;
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Address;
import javax.mail.BodyPart;
import javax.mail.Message;
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;
import javax.mail.internet.MimeUtility;
/**

发送带附件的邮件

需要导入mail.jar
*/
public class AttachmentMailSender {
public static boolean sendMail(MailSenderInfo mailInfo) {

 // 判断是否需要身份认证
 MyAuthenticator authenticator = null;
 if (mailInfo.isValidate()) {
     // 如果需要身份认证，则创建一个密码验证器
     authenticator = new MyAuthenticator(mailInfo.getUserName(),
             mailInfo.getPassword());
 }
 // 根据邮件发送的属性和密码验证器构造一个发送邮件的session
 Session sendMailSession = Session.getInstance(mailInfo.getProperties(),
         authenticator);
 try {
     // 根据session创建一个邮件消息
     Message mailMessage = new MimeMessage(sendMailSession);
     // 创建邮件发送者地址
     Address from = new InternetAddress(mailInfo.getFromAddress());
     // 设置邮件消息的发送者
     mailMessage.setFrom(from);
     // 创建邮件的接收者地址，并设置到邮件消息中
     Address to = new InternetAddress(mailInfo.getToAddress());
     mailMessage.setRecipient(Message.RecipientType.TO, to);
     // 设置邮件消息的主题
     mailMessage.setSubject(mailInfo.getSubject());
     // 设置邮件消息发送的时间
     mailMessage.setSentDate(new Date());

     // MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象
     Multipart mainPart = new MimeMultipart();
     // 创建一个包含HTML内容的MimeBodyPart
     BodyPart html = new MimeBodyPart();
     // 设置HTML内容
     html.setContent(mailInfo.getContent(), "text/html; charset=GBK");
     mainPart.addBodyPart(html);
     // 为邮件添加附件
     String[] attachFileNames = mailInfo.getAttachFileNames();
     if (attachFileNames != null && attachFileNames.length > 0) {
         // 存放邮件附件的MimeBodyPart
         MimeBodyPart attachment = null;
         File file = null;
         for (int i = 0; i < attachFileNames.length; i++) {
             attachment = new MimeBodyPart();
             // 根据附件文件创建文件数据源
             file = new File(attachFileNames[i]);
             FileDataSource fds = new FileDataSource(file);
             attachment.setDataHandler(new DataHandler(fds));
             // 为附件设置文件名
             attachment.setFileName(MimeUtility.encodeWord(
                     file.getName(), "GBK", null));
             mainPart.addBodyPart(attachment);
         }
     }
     // 将MiniMultipart对象设置为邮件内容
     mailMessage.setContent(mainPart);
     // 发送邮件
     Transport.send(mailMessage);
     return true;

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

}
public static void main(String[] args) {

 // 创建邮件信息
 MailSenderInfo mailInfo = new MailSenderInfo();
 mailInfo.setMailServerHost("smtp.sina.com.cn");
 mailInfo.setMailServerPort("25");
 mailInfo.setValidate(true);
 mailInfo.setUserName("***");
 mailInfo.setPassword("***");
 mailInfo.setFromAddress("***@sina.com");
 mailInfo.setToAddress("***@163.com");
 mailInfo.setSubject("MyMail测试");
 mailInfo.setContent("我的邮件测试\n\rMy test mail\n\r");

 String[] fileNames = new String[3];
 fileNames[0] = "C:/temp/new.txt";
 fileNames[1] = "C:/temp/test.wav";
 fileNames[2] = "C:/temp/mary_photo.jpg";
 mailInfo.setAttachFileNames(fileNames);

 AttachmentMailSender.sendMail(mailInfo);

}
}
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