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

import java.nio.ByteBuffer;

import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.Command;


public final class DeleteAttributeOperation implements NodeOperation
{
	private final String key;
	
	public DeleteAttributeOperation(String _key)
	{
		key = _key;
	}
	
	@Override
	public Command getCommand()
	{
		return Command.DELETE_ATTRIBUTE;
	}
	
	/*@Override
	public <T extends TreeNode> Either<Error,T> invoke(T _target)
	{
		DeleteAttribute deleteAttribute = new DeleteAttribute(key);
		return deleteAttribute.edit(_target);
	}*/

	@Override
	public int getPosition()
	{
		return -1;
	}

	@Override
	public String getKey()
	{
		return key;
	}

	@Override
	public ByteBuffer getValue()
	{
		return null;
	}
}