In Java Develop an email registration for the new email address the user can register by GUI by submitting the required data like name ,email address...in the registration form .it needs to be checked whether the email already exists or not.if it exists then it should through an error just beside the email field , without submitting the form first .if the username is unique then the entry should be submitted to the server where it is inserted into the database .this task will involve java and RMI array or MySQL