Validator

package FootbalTeamGenerator;

public class Validator {

    public static boolean statIsValid(int stat){

        if (stat < 0 || stat > 100){
            throw new IllegalArgumentException(" should be between 0 and 100.");
        }
        return true;
    }

    public static boolean nameIsValid(String name){

        if (name.trim()==null || name.trim().isEmpty()){
            throw  new IllegalArgumentException
                    ("A name should not be empty.");
        }
        return  true;
    }

}