3. naloga

PodatkiOPotnikih.java

public class PodatkiOPotnikih<E extends Potnik> {

	private HashMap<Integer, Clen> elements;

	public PodatkiOPotnikih() {
		elements = new HashMap<>();
	}
	
	public PodatkiOPotnikih(Collection<E> col) {
		
		elements = new HashMap<>();
		
		for(E e : col) {
			add(e);
		}
	}
	
	public void add(E e) {
		int razred = e.getRazred();
		Clen c = elements.get(razred);
			
		if(c == null) {
			elements.put(razred, new Clen(e));
		} else {
			c.add(e);
		}
	}

	private class Clen<E> {
		
		private E el;
		private Clen<E> next;
		
		publoc Clen(E el) {
			this.el = el;
		}
		
		public void add(E element) {
			if(next == null) {
				next = new Clen(element);
			} else {
				el.add(element);
			}
		}
		
	}	
	
}