email Validation in Android

public class Util
{


public static boolean emailValidator(String email)
{
   Pattern pattern;
   Matcher matcher;
   final String EMAIL_PATTERN = "^[_A-Za-z0-9-]+(\\.[_A-Za-z0-9-]+)*@[A-Za-z0-9]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";
   pattern = Pattern.compile(EMAIL_PATTERN);
   matcher = pattern.matcher(email);
   return matcher.matches();
}


}


..........................


Call in Activity

public class MainActivity
  extends Activity
{

String emailSample="abcd@gmail.com"
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
if(Util.emailValidator(emailSample)){
                                                // email format is correct
                                                      }
                                                        else{

                                                         }

}

}