Add javascript code to keep input after redirect to the same jsp page

src/main/java/eu/dnetlib/openaire/usermanagement/RegisterServlet.java

@@ -74,6 +74,7 @@ public class RegisterServlet extends HttpServlet {
 //                } else {
 
                  if (!ldapActions.usernameExists(username) && !ldapActions.emailExists(email)) {
+
                      ldapActions.createUser(username, email, firstName, lastName, organization/*, password*/);
                      logger.info("User successfully created");
 

src/main/java/eu/dnetlib/openaire/usermanagement/RemindUsernameServlet.java

@@ -57,6 +57,8 @@ public class RemindUsernameServlet extends HttpServlet {
 
                 emailSender.sendEmail(formEmail, verificationCodeSubject, verificationCodeMsg);
 
+                response.sendRedirect("./emailSuccess.jsp");
+
             } else {
                 request.getSession().setAttribute("message", "User not found");
                 response.sendRedirect("./remindUsername.jsp");

src/main/webapp/register.jsp

@@ -221,6 +221,50 @@
                                             $(".msg_pass_conf_error").fadeOut();
                                         });
 
+
+                                        // Run on page load
+                                        window.onload = function() {
+
+//                                            // If sessionStorage is storing default values (ex. name), exit the function and do not restore data
+//                                            if (sessionStorage.getItem('name') == "name") {
+//                                                return;
+//                                            }
+
+                                            // If values are not blank, restore them to the fields
+
+                                            var first_name = sessionStorage.getItem('first_name');
+                                            if (first_name !== null) $('#first_name').val(first_name);
+
+                                            var last_name = sessionStorage.getItem('last_name');
+                                            if (last_name !== null) $('#last_name').val(last_name);
+
+                                            var organization = sessionStorage.getItem('organization');
+                                            if (organization !== null) $('#organization').val(organization);
+
+                                            var username = sessionStorage.getItem('username');
+                                            if (username !== null) $('#username').val(username);
+
+                                            var email = sessionStorage.getItem('email');
+                                            if (email !== null) $('#email').val(email);
+
+                                            var email_conf= sessionStorage.getItem('email_conf');
+                                            if (email_conf!== null) $('#email_conf').val(email_conf);
+
+
+                                        }
+
+                                        // Before refreshing the page, save the form data to sessionStorage
+                                        window.onbeforeunload = function() {
+                                            sessionStorage.setItem("first_name", $('#first_name').val());
+                                            sessionStorage.setItem("last_name", $('#last_name').val());
+                                            sessionStorage.setItem("organization", $('#organization').val());
+                                            sessionStorage.setItem("username", $('#username').val());
+                                            sessionStorage.setItem("email", $('#email').val());
+                                            sessionStorage.setItem("email_conf", $('#email_conf').val());
+                                        }
+
+
+
                                     </script>
                                 </div>
                                 </ul>