package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction;

import fj.data.List;
import fj.data.TreeMap;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeList;
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.impl.TreeNode;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Pair;

public class DefaultChangeSet implements ChangeSet
{
	private final TreeNode root;
	private final ChangeSet previous;
	private final ChangeList changeList;
	private final String uuid;
	private final String treeName;
	private final long revision; 
	private final TreeMap<String,TreeMap<String, List<TreeNode>>> index;
	
	public DefaultChangeSet(TreeNode _node,ChangeSet _prev,ChangeList _log,String _uuid, String _treeName, long _revision, TreeMap<String,TreeMap<String, List<TreeNode>>> index)
	{
		this.root = _node;
		this.previous = _prev;
		this.changeList = _log;
		this.uuid = _uuid;
		this.treeName = _treeName;
		this.revision = _revision;
		this.index = index;
	}

	@Override
	public TreeNode getRoot()
	{
		return root;
	}

	@Override
	public ChangeSet prev()
	{
		return previous;
	}

	@Override
	public ChangeList getChangeList()
	{
		return changeList;
	}

	@Override
	public String uuid()
	{
		return  uuid;
	}
	
	@Override
	public String getTreeName()
	{
		return treeName;
	}

	@Override
	public long revision()
	{
		return revision;
	}

	@Override
	public Iterable<TreeOperation> getOperations()
	{
		return changeList;
	}

	@Override
	public TreeMap<String,TreeMap<String, List<TreeNode>>> getIndex() {
		return index;
	}

}