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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef INCLUDED_DBACCESS_SOURCE_FILTER_HSQLDB_HSQLBINARYNODE_HXX
#define INCLUDED_DBACCESS_SOURCE_FILTER_HSQLDB_HSQLBINARYNODE_HXX
#include <vector>
#include <cppuhelper/implbase.hxx>
#include "rowinputbinary.hxx"
#include "columndef.hxx"
namespace dbahsql
{
class HsqlBinaryNode
{
private:
sal_Int32 m_nLeft = -1;
sal_Int32 m_nRight = -1;
sal_Int32 m_nPos = -1;
public:
/**
* Represents one element of an AVL tree in the binary file which contains
* the data.
*/
HsqlBinaryNode(sal_Int32 nPos);
/**
* Read position of children from data file.
*
* @param rInput input stream where the positions should be read from.
*/
void readChildren(HsqlRowInputStream const& rInput);
/**
* Get Position of left children. It should be called only after position of
* children is read.
*/
sal_Int32 getLeft() const;
/**
* Get Position of right children. It should be called only after position of
* children is read.
*/
sal_Int32 getRight() const;
/**
* Read the row represented by this node.
*
* @param rInput input stream where the row should be read from.
*/
std::vector<css::uno::Any> readRow(HsqlRowInputStream& rInput,
const std::vector<ColumnDefinition>& aColTypes,
sal_Int32 nIndexCount);
};
}
#endif // INCLUDED_DBACCESS_SOURCE_FILTER_HSQLDB_HSQLBINARYNODE_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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