Kimlik doğrulaması olmadan SMTP kullanarak Java'da Posta Göndermek

 package com.journaldev.mail;

import java.util.Properties;

import javax.mail.Session;

public class SimpleEmail {

public static **** main(String[] args) {

System.out.println("SimpleEmail Start");

String smtpHostServer = "smtp.example.com";
String emailID = "[email protected]";

Properties props = System.getProperties();

props.put("mail.smtp.host", smtpHostServer);

Session session = Session.getInstance(props, null);

EmailUtil.sendEmail(session, emailID,"SimpleEmail Testing Subject", "SimpleEmail Testing Body");
}

}

 package com.journaldev.mail;

import java.util.Properties;

import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;

public class SSLEmail {

/** Outgoing Mail (SMTP) Server requires TLS or SSL: smtp.gmail.com (use authentication) Use Authentication: Yes Port for SSL: 465 */
public static **** main(String[] args) {
final String fromEmail = "[email protected]"; //requires valid gmail id
final String password = "mypassword"; // correct password for gmail id
final String toEmail = "[email protected]"; // can be any email id

System.out.println("SSLEmail Start");
Properties props = new Properties();
props.put("mail.smtp.host", "smtp.gmail.com"); //SMTP Host
props.put("mail.smtp.socketFactory.port", "465"); //SSL Port
props.put("mail.smtp.socketFactory.class",
"javax.net.ssl.SSLSocketFactory"); //SSL Factory Class
props.put("mail.smtp.auth", "true"); //Enabling SMTP Authentication
props.put("mail.smtp.port", "465"); //SMTP Port

Authenticator auth = new Authenticator() {
//override the getPasswordAuthentication method
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(fromEmail, password);
}
};

Session session = Session.getDefaultInstance(props, auth);
System.out.println("Session created");
EmailUtil.sendEmail(session, toEmail,"SSLEmail Testing Subject", "SSLEmail Testing Body");

EmailUtil.sendAttachmentEmail(session, toEmail,"SSLEmail Testing Subject with Attachment", "SSLEmail Testing Body with Attachment");

EmailUtil.sendImageEmail(session, toEmail,"SSLEmail Testing Subject with Image", "SSLEmail Testing Body with Image");

}

}