Added sending email option

Java Files/HelloServlet.java

@@ -31,4 +31,47 @@ public void doGet(HttpServletRequest request, HttpServletResponse response)
          out.close();  // Always close the output writer
       }
    }
-}
+
+   public void sendEmail() {
+      // Recipient's email ID needs to be mentioned.
+      String to = "[email protected]";
+
+      // Sender's email ID needs to be mentioned
+      String from = "[email protected]";
+
+      // Assuming you are sending email from localhost
+      String host = "localhost";
+
+      // Get system properties
+      Properties properties = System.getProperties();
+
+      // Setup mail server
+      properties.setProperty("mail.smtp.host", host);
+
+      // Get the default Session object.
+      Session session = Session.getDefaultInstance(properties);
+
+      try {
+         // Create a default MimeMessage object.
+         MimeMessage message = new MimeMessage(session);
+
+         // Set From: header field of the header.
+         message.setFrom(new InternetAddress(from));
+
+         // Set To: header field of the header.
+         message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));
+
+         // Set Subject: header field
+         message.setSubject("This is the Subject Line!");
+
+         // Now set the actual message
+         message.setText("This is actual message");
+
+         // Send message
+         Transport.send(message);
+         System.out.println("Sent message successfully....");
+      } catch (MessagingException mex) {
+         mex.printStackTrace();
+      }
+   }
+}