import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMessage.RecipientType;
import java.util.Properties;
public class Testa {
//addressee = 收件人
//title = 标题
//Content = 内容
//froma = 发件人
//authorization =IMAP/SMTP服务授权码
public void aTest(String addressee,String title,String content,String froma,String authorization){
try {
// 创建Properties 类用于记录邮箱的一些属性
final Properties properties = new Properties();
// 表示SMTP发送邮件，必须进行身份验证
properties.put(“mail.smtp.auth”, “true”);
//此处填写SMTP服务器
properties.put(“mail.smtp.host”, “smtp.qq.com”);
//端口号，QQ邮箱端口587
properties.put(“mail.smtp.port”, “587”);
// 此处填写，写信人的账号
properties.put(“mail.user”, froma);
// qq邮箱产生–授权码
properties.put(“mail.password”, authorization);
// 构建授权信息，用于进行SMTP进行身份验证
Authenticator authenticator = new Authenticator() {
@Override
protected PasswordAuthentication getPasswordAuthentication() {
// 用户名、密码
String userName = properties.getProperty(“mail.user”);
String password = properties.getProperty(“mail.password”);
return new PasswordAuthentication(userName, password);
}
};
// 使用环境属性和授权信息，创建邮件会话
Session session = Session.getInstance(properties, authenticator);
// 创建邮件消息
MimeMessage message = new MimeMessage(session);
// 设置发件人
InternetAddress from = new InternetAddress(properties.getProperty(“mail.user”));
message.setFrom(from);
//收件人
InternetAddress to = new InternetAddress(addressee);
message.setRecipient(RecipientType.TO, to);
// 设置邮件标题
message.setSubject(title);
// 设置邮件的内容体
message.setContent(content, “text/html;charset=UTF-8”);
//发送邮件
Transport.send(message);
}catch (Exception e){
e.printStackTrace();
}
}
}
pom.xml里面写