package plp.collection;

import java.util.Iterator;
import java.util.NoSuchElementException;
import plp.util.Predicate;

/**
 * A list with cursor. 
 */

public interface CList {
    public int size();

    public boolean empty();

    public void remove() throws InvalidPositionException;

    public void goFirst();

    public void goEnd();

    public void goTo(Position pos) throws InvalidPositionException;

    public Position getPosition();

    public boolean atFirst();

    public boolean atEnd();

    public void forward() throws InvalidPositionException;

    public void backward() throws InvalidPositionException;

    public Iterator iterator();

    public Iterator iterator(Predicate p);
}