大家好，又见面了，我是你们的朋友全栈君。
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(“[email protected]”);
mailInfo.setToAddress(“[email protected]”);
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);
}
}
发布者：全栈程序员-站长，转载请注明出处：https://javaforall.net/146644.html原文链接：https://javaforall.net
