"Hello World" for email, using SendGrid with Java.

hello-email.java

// using SendGrid's Java Library
// https://github.com/sendgrid/sendgrid-java
import com.sendgrid.*;
 
public class SendGridExample {
  public static void main(String[] args) {
    SendGrid sendgrid = new SendGrid(SENDGRID_APIKEY);
 
    SendGrid.Email email = new SendGrid.Email();
 
    email.addTo("test@sendgrid.com");
    email.setFrom("you@youremail.com");
    email.setSubject("Sending with SendGrid is Fun");
    email.setHtml("and easy to do anywhere, even with Java");
 
    SendGrid.Response response = sendgrid.send(email);
  }
}