source: src/main/java/project/educatum/service/impl/EmailServiceImpl.java

package project.educatum.service.impl;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.stereotype.Service;
import project.educatum.service.EmailService;

@Service
public class EmailServiceImpl implements EmailService {

    private final JavaMailSender emailSender;

    public EmailServiceImpl(JavaMailSender emailSender) {
        this.emailSender = emailSender;
    }

    @Override
    public void sendMessage(String to, String subject, String text) {
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom("activation@educatum.com");
        message.setTo(to);
        message.setSubject(subject);
        message.setText(text);
        this.emailSender.send(message);
    }
}