java发Email

来源：互联网发布：大数据的主要特点编辑：程序博客网时间：2024/05/18 03:50

import java.io.UnsupportedEncodingException;
import java.util.Date;
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
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;
public class SendEmailUtil {
//发送单个邮箱
public void sendSingleMail(String emailAddress, String content, String title) {
String [] emailAddresses = {emailAddress};
sendGroupMail(emailAddresses, content, title);
}
// 发送多个邮箱
public void sendGroupMail(String[] emailAddresses, String content, String title) {
String emailAddressFrom = "123456@qq.com";//邮箱地址
String emailServeiHost = "123456@qq.com";//邮箱地址
final String username = "test";//用户名
final String password ="test";//密码
String nickname = "测试账号";//发件人昵称
try {
Properties props = System.getProperties();
props.put("mail.smtp.host", emailServeiHost);
props.put("mail.smtp.auth", "true");
Session session = Session.getDefaultInstance(props,
new Authenticator() {
public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(username,password);
}
});
MimeMessage mimeMessage = new MimeMessage(session);
mimeMessage.setFrom(new InternetAddress(MimeUtility.encodeText(nickname)+" <"+emailAddressFrom+">"));
InternetAddress[] emailAddressTo = new InternetAddress[emailAddresses.length];
for (int i = 0; i < emailAddresses.length; i++) {
emailAddressTo[i] = new InternetAddress(emailAddresses[i]);
}
mimeMessage.setSubject(title);
mimeMessage.setRecipients(Message.RecipientType.TO, emailAddressTo);
Multipart multipart = new MimeMultipart();
MimeBodyPart mailContent = new MimeBodyPart();
mailContent.setContent(content, "text/html;charset=utf-8");
multipart.addBodyPart(mailContent);
mimeMessage.setContent(multipart);
mimeMessage.setSentDate(new Date());
Transport.send(mimeMessage);
} catch (AddressException e) {
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (MessagingException e) {
e.printStackTrace();
}
}
}

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