Kolekcija.java

import java.util.*;
import java.io.*;

public class Kolekcija <T extends Traka>{

    protected T[] tr;
    private int maxTr;
    private int trenTr;

    private ArrayList<T> lista;
        public Kolekcija() {
            lista = new ArrayList<T>();
        }

    /*public <T>Kolekcija()
    {
        maxTr = 0;
        trenTr = 0;

    }

    public <T>Kolekcija(int n)
    {
        maxTr = n;
        trenTr= 0;
    }
    */

    public void dodaj (T traka)
    {
        if(trenTr<maxTr)
            lista.add(traka);
        else
        {
            System.out.println("Ne moze dodati vise traka!");
        }
    }

    public void obrisi(int i) {
    lista.remove(i);
    }

    public <T> void pocniSRadom(int i, int kol)
    {
        T t= lista.get(i);
        try {
        tr[i].kreceRad(kol);
        }
        catch(MaximumCapacityExceeded e) {
            System.out.println(e);
        }
    }

    public <T> void staniSRadom()
    {
        for(int i=0; i<trenTr; i++)
            tr[i].stajeRad();
    }

    public <T> void staniSRadom(int i)  {
        tr[i-1].stajeRad();
    }

    public void writeInFile(String ime) {

        T t;
        try (BufferedWriter b=new BufferedWriter (new FileWriter(ime));)
        {
            for (int i=0; i<lista.size();i++)
            {
                t=lista.get(i);
                t.UpisTrake(b);
            }
        }
        catch (IOException e)
        {
            System.out.println(e);
        }
    }
    void Print() {
        System.out.println(lista);
    }
}