package tree;

import position.NodePositionList;
import position.Position;
import position.PositionList;

/**
 * Created with xgiovio.macbookair.
 * User: xgiovio
 * Date: 07/04/14
 * Time: 15:30
 */
public class TreeNode<E> implements TreePosition<E> {

    private E element = null;
    private TreePosition<E> parent = null;
    private PositionList<Position<E>> children=  new NodePositionList<Position<E>>();


    public TreeNode(E in_element, TreePosition<E> in_parent, PositionList<Position<E>> in_children ){
        element = in_element;
        parent = in_parent;
        if (in_children != null){
            children = in_children;
        }
    }


    @Override
    public void setElement(E o) {
        element = o;
    }

    @Override
    public PositionList<Position<E>> getChildren() {
        return children;
    }

    @Override
    public void setChildren(PositionList<Position<E>> c) {
        if (c != null){
            children = c;
        }
    }

    @Override
    public TreePosition<E> getParent() {
       return parent;
    }

    @Override
    public void setParent(TreePosition<E> v) {
      parent = v;
    }

    @Override
    public E element() {
        return element;
    }
}