Python 官方文档:入门教程 => 点击学习
目录pom文件引入第三方依赖java代码如下运行测试pom文件引入第三方依赖 <dependency> <groupId>javax.mail<
<dependency>
<groupId>javax.mail</groupId>
<artifactId>mail</artifactId>
<version>1.4</version>
</dependency>
<!--lombok-->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency>
import lombok.Data;
import javax.mail.Message.RecipientType;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
public abstract class EmailUtil {
private static final Session session;
private static final EmailAuthenticator authenticator;
static {
InputStream inputStream = null;
try {
inputStream = EmailUtil.class.getResourceAsStream("/email.properties");
Properties properties = new Properties();
properties.load(inputStream);
authenticator = new EmailAuthenticator();
String username = properties.getProperty("email.username");
authenticator.setUsername(username);
String passWord = properties.getProperty("email.password");
authenticator.setPassword(password);
String smtpHostName = "smtp." + username.split("@")[1];
properties.put("mail.smtp.auth", "true");
properties.put("mail.smtp.host", smtpHostName);
session = Session.getInstance(properties, authenticator);
} catch (Exception e) {
throw new RuntimeException("init error.");
} finally {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
private EmailUtil() { }
private static void massSend(List<String> recipients, SimpleEmail email) throws MessagingException {
MimeMessage message = new MimeMessage(session);
message.setFrom(new InternetAddress(authenticator.getUsername()));
InternetAddress[] addresses = new InternetAddress[recipients.size()];
for (int index = 0; index < recipients.size(); index ++) {
addresses[index] = new InternetAddress(recipients.get(index));
}
message.setRecipients(RecipientType.TO, addresses);
message.setSubject(email.getSubject());
message.setContent(email.getContent(), "text/html;charset=utf-8");
Transport.send(message);
}
public static void send(String recipient, SimpleEmail email) throws MessagingException {
List<String> recipients = new ArrayList<>();
recipients.add(recipient);
massSend(recipients, email);
}
//可以单独建一个类
@Data
public static class SimpleEmail {
private String subject;
private String content;
}
public static void main(String[] args) throws Exception {
SimpleEmail simpleEmail = new SimpleEmail();
simpleEmail.setSubject("今天你学习了么?");
simpleEmail.setContent("今天你写博客了么");
send("1334512682@qq.com", simpleEmail);
}
}
email.properties 系统邮箱配置
email.username=###@163.com
email.password=###
你的邮箱账号和密码,也可以省去配置文件,直接把账号密码写死在代码。
右键run 运行主方法。
将发送的邮箱绑定到微信上,还能实现微信提醒功能!
到此这篇关于基于Java实现简单的邮件群发功能的文章就介绍到这了,更多相关Java邮件群发内容请搜索编程网以前的文章或继续浏览下面的相关文章希望大家以后多多支持编程网!
--结束END--
本文标题: 基于Java实现简单的邮件群发功能
本文链接: https://www.lsjlt.com/news/148411.html(转载时请注明来源链接)
有问题或投稿请发送至: 邮箱/279061341@qq.com QQ/279061341
下载Word文档到电脑,方便收藏和打印~
2024-03-01
2024-03-01
2024-03-01
2024-02-29
2024-02-29
2024-02-29
2024-02-29
2024-02-29
2024-02-29
2024-02-29
回答
回答
回答
回答
回答
回答
回答
回答
回答
回答
0