lab 6

import java.util.TreeMap; // sorting implementation

class lab6
{
    public static void main(String[] args){
    TelephoneEntry person = new Person("Jan", "Nowak", "Mickiewicza33", new TelephoneNumber(48, 345676543));
    TelephoneEntry company = new Company("CHanel", "Piotrkowska 7", new TelephoneNumber(48, 444788665));
    TreeMap<TelephoneNumber, TelephoneEntry> telephones = new TreeMap<>();
    telephones.put(person.getTelephoneNumber(), person);
    telephones.put(company.getTelephoneNumber(), company);
    }
}
class TelephoneNumber implements Comparable <TelephoneNumber>
 {
    Integer countryCode;
    Integer localNumber;
    public TelephoneNumber(int countryCode, int localNumber)
    {
        this.countryCode = countryCode;
        this.localNumber = localNumber;
    }

    public int compareTo(TelephoneNumber telephoneNumber)
    {
      return this.localNumber.compareTo(telephoneNumber.localNumber);
    }
}

abstract class TelephoneEntry
{
    abstract public void description();
    abstract public TelephoneNumber getTelephoneNumber();
    abstract public String getName();

}

class Person extends TelephoneEntry
{
    String name;
    String lastname;
    String adress;
    TelephoneNumber telephoneNumber;

    public Person(String name, String lastname, String adress, TelephoneNumber telephoneNumber)
    {
        this.name = name;
        this.lastname = lastname;
        this.adress = adress;
        this.telephoneNumber = telephoneNumber;
   }

    public void description(){}

    public TelephoneNumber getTelephoneNumber()
    {
        return telephoneNumber;
    }

    public String getName()
    {
        return name;
    }

}

class Company extends TelephoneEntry
{
    String name;
    String adress;
    TelephoneNumber telephoneNumber;

    public Company(String name, String adress, TelephoneNumber telephoneNumber)
    {
        this.name = name;
        this.adress = adress;
        this.telephoneNumber = telephoneNumber;

    }

    public void description(){}

    public TelephoneNumber getTelephoneNumber()
    {
        return telephoneNumber;
    }

    public String getName()
    {
        return name;
    }
}