email validation java

import java.util.regex.Matcher;

import java.util.regex.Pattern;

class Main {

  public static void main(String[] args) {

    System.out.println("Hello world!");

    String email="pawan,k@gmail.com";

        String regex ="^[_A-Za-z0-9-\\+]+(\\.[_A-Za-z0-9-]+)*@" + "[A-Za-z0-9-]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";

    Pattern pattern = Pattern.compile(regex);

    Matcher matcher = pattern.matcher(email);

    System.out.println("--opp---"+ matcher.matches());

    //status= matcher.matches();

     //System.out.println("Hello world!"+status);

  }

}