package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl;

import java.nio.ByteBuffer;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.core.Tree;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.ChangeSet;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.NodePath;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.Result;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TraversableTree;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TreeEditor;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.NodeTransformer;

public class TreeEditorImpl implements TreeEditor
{
	private final TreeRepository repo;
	private final ChangeSet tip;
	
	public TreeEditorImpl(TreeRepository _repo)
	{
		repo = _repo;
		tip = _repo.getCurrentChangeSet();
	}

	@Override
	public TraversableTree getTree()
	{
		return tip.getTree();
	}
	
	@Override
	public Result appendChildBehindOf(NodePath _path)
	{
		return null;
	}

	@Override
	public Result appendChildInfrontOf(NodePath _path)
	{
		return null;
	}

	@Override
	public Result deleteChild(NodePath _path)
	{
		return null;
	}

	@Override
	public Result putAttribute(NodePath _path, ByteBuffer _key,ByteBuffer _value)
	{
		return null;
	}

	@Override
	public Result deleteAttribute(NodePath _path, ByteBuffer _key,ByteBuffer _value)
	{
		return null;
	}

	@Override
	public boolean success()
	{
		return false;
	}

	@Override
	public Result edit(NodePath _path, NodeTransformer _transformer)
	{
		return null;
	}

}