SpringBootBlog/src/main/java/cc/bnblogs/common/MailHelper.java

package cc.bnblogs.common;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import java.util.Date;

/**
 * @author zfp@bnblogs.cc
 * @createTime: 2022/10/22
 */
@Slf4j
@Component
public class MailHelper {
    @Value("${spring.mail.username}")
    private String from;
    private final JavaMailSender javaMailSender;

    public MailHelper(JavaMailSender javaMailSender) {
        this.javaMailSender = javaMailSender;
    }

    /**
     * 发送邮件
     * @param toSend 收件人(目标邮箱)
     * @param subject 主题
     * @param text 内容
     */
    @Async
    public void sendMail(String toSend, String subject, String text) {
        MimeMessage message = javaMailSender.createMimeMessage();
        MimeMessageHelper helper = new MimeMessageHelper(message);
        try {
            //设置发件时间
            helper.setSentDate(new Date());
            // 发件人(配置文件中的邮箱)
            helper.setFrom(from);
            //设置收件人
            helper.setTo(toSend);
            //设置标签
            helper.setSubject(subject);
            //设置内容
            helper.setText(text, true);
            //发邮件
            javaMailSender.send(message);
        } catch (MessagingException e) {
            log.error(e.getMessage(), e);
        }
    }
}