SEND EMAIL IN JAVA WITH gmail SMTP

Send a mail using JAVA mail API with gmail smtp server.

You need mail.jar JAVA API file. You can download it from oracle-java site.  

MailUtil.java

import java.io.UnsupportedEncodingException; 

import java.util.Properties; 

import java.util.logging.Level; 

import java.util.logging.Logger; 

import javax.mail.Authenticator; 

import javax.mail.Message; 

import javax.mail.MessagingException; 

import javax.mail.PasswordAuthentication; 

import javax.mail.Session; 

import javax.mail.Transport; 

import javax.mail.internet.InternetAddress; 

import javax.mail.internet.MimeMessage; 

 

public class MailUtil { 

 

    private String SMTP_HOST = "smtp.gmail.com"; 

    private String FROM_ADDRESS = "sender_mail@gmail.com"; 

    private String PASSWORD = "***********"; 

    private String FROM_NAME = "Anand"; 

 

    public boolean sendMail(String[] recipients, String[] bccRecipients, String subject, String message) { 

        try { 

            Properties props = new Properties(); 

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

            props.put("mail.smtp.auth", "true"); 

            props.put("mail.debug", "false"); 

            props.put("mail.smtp.ssl.enable", "true"); 

 

            Session session = Session.getInstance(props, new SocialAuth()); 

            Message msg = new MimeMessage(session); 

 

            InternetAddress from = new InternetAddress(FROM_ADDRESS, FROM_NAME); 

            msg.setFrom(from); 

 

            InternetAddress[] toAddresses = new InternetAddress[recipients.length]; 

            for (int i = 0; i < recipients.length; i++) { 

                toAddresses[i] = new InternetAddress(recipients[i]); 

            } 

            msg.setRecipients(Message.RecipientType.TO, toAddresses); 

 

 

            InternetAddress[] bccAddresses = new InternetAddress[bccRecipients.length]; 

            for (int j = 0; j < bccRecipients.length; j++) { 

                bccAddresses[j] = new InternetAddress(bccRecipients[j]); 

            } 

            msg.setRecipients(Message.RecipientType.BCC, bccAddresses); 

 

            msg.setSubject(subject); 

            msg.setContent(message, "text/plain"); 

            Transport.send(msg); 

            System.out.println("Sendded Successfully...");

            return true; 

        } catch (UnsupportedEncodingException ex) { 

            Logger.getLogger(MailUtil.class.getName()).log(Level.SEVERE, null, ex); 

            return false; 

 

        } catch (MessagingException ex) { 

            Logger.getLogger(MailUtil.class.getName()).log(Level.SEVERE, null, ex); 

            return false; 

        } 

    } 

 

    class SocialAuth extends Authenticator { 

 

        @Override 

        protected PasswordAuthentication getPasswordAuthentication() { 

 

            return new PasswordAuthentication(FROM_ADDRESS, PASSWORD); 

 

        } 

    } 

} 

Main.java

public class Main {

       /**

        * @param args

        */

       public static void main(String[] args) {

              // TODO Auto-generated method stub

               String[] recipients = new String[]{"maheshwarianand@ymail.com"}; 

               String[] bccRecipients = new String[]{"sender_mail@gmail.com"}; 

               String subject = "Hi this is test Mail"; 

               String messageBody = "Test Mail from morecomputerscience.blogspot.com"; 

        

               new MailUtil().sendMail(recipients, bccRecipients, subject, messageBody); 

       }

}

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