DisplacedIterator.java

package jpaoletti.jpm.util;

import java.util.Iterator;

/**
 * Iterator for the displaced list
 *
 * @author jpaoletti
 * @param <T>
 */
public class DisplacedIterator<T> implements Iterator<T> {

    private Integer displacement;
    private Integer pos = 0;
    private DisplacedList<T> list;

    /**
     * Constructor
     *
     * @param list
     */
    public DisplacedIterator(DisplacedList<T> list) {
        this.list = list;
        this.displacement = list.getDisplacement();
        this.pos = displacement;
    }

    /**
     *
     * @return
     */
    @Override
    public boolean hasNext() {
        return (pos - displacement < list.size());
    }

    /**
     *
     * @return
     */
    @Override
    public T next() {
        T item = list.get(pos);
        pos++;
        return item;
    }

    /**
     *
     */
    @Override
    public void remove() {
    }
}