How to validate email java

import java.util.regex.Pattern;

public class EmailValidation {
  	// Creating The actual Method
    public String validateEmail(String email) {
        if (email == null || email.isEmpty()) {
            return "Nothing to be validated";
        }
        String emailRegex = "^[a-zA-Z0-9_+&*-]+(?:\\." +"[a-zA-Z0-9_+&*-]+)*@" + "(?:[a-zA-Z0-9-]+\\.)+[a-zA-Z]{2,7}$";
        Pattern pattern = Pattern.compile(emailRegex);
        if (pattern.matcher(email).matches()) {
            return "It's valid";
        } 
        return "Email not valid";
    }
  	// Everything below this point is for testing that it works
    public static void main(String[] args) {
        EmailValidation emailValidator = new EmailValidation();
        String email1 = "ola.Nordmann@online.no";
        String email2 = "foobar";

        System.out.println("Email1: " + email1 + " " + emailValidator.validateEmail(email1));
        System.out.println("Email2: " + email2 + " " + emailValidator.validateEmail(email2));
    }
}

Similar codes

0 vote171 views1 answer
How to handle exceptions thrown by application with another servlet?
Java
3 votes199 views1 answer
Java Polymorphism
Java
0 vote301 views1 answer
Picked up _JAVA_OPTIONS: -Xmx256M intillij
Java
0 vote192 views1 answer
How to run few methods of class after mockStatic
Java
0 vote202 views1 answer
Create JDBC connection using properties file
Java
5 votes228 views2 answers
Arraylist with values java
Java
0 vote184 views2 answers
Centos 8 install java 16
Java
3 votes188 views1 answer
Android clear specific sharedpreference value
Java
0 vote266 views1 answer
Android date time
Java
14 votes206 views1 answer
Formartted string java
Java