public class Visitenkarte {

    private String name;
    private String university;
    private String street;
    private int number;
    private int postCode;
    private String city;


    public Visitenkarte (String name, String university, String street, int number, int postCode, String city) {
        this.name = name;
        this.university = university;
        this.street = street;
        this.number = number;
        this.postCode = postCode;
        this.city = city;
    }

    public String toString() {
        String e = String.format("|%-30s|", " ").replace(' ', '-');
        String n = String.format("|%-30s|", name);
        String u = String.format("|%-30s|", university);
        String filler = String.format("|%-30s|", " ");
        String s = String.format("|%-30s|", street);
        String address = street + " " + number;
        String a = String.format("|%-30s|", address);
        String postAndCity = postCode + " " + city;
        String p = String.format("|%-30s|", postAndCity);
        return e + "\n" + n + "\n" + u + "\n" + filler + "\n" + a + "\n" + p + "\n" + e;
    }
    public static void main(String[] args) {
        String n = "Prof. Dr. Georg-Simon Ohm";
        String u = "TH Nürnberg";
        String s = "Keßlerplatz";
        int nu = 12;
        int p = 90489;
        String c = "Nuremberg";
        Visitenkarte One = new Visitenkarte(n, u, s, nu, p, c);
        System.out.println(One);
    }
}