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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/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef ARY_STORE_S_BASE_HXX
#define ARY_STORE_S_BASE_HXX
// USED SERVICES
#include <deque>
#include <cosv/tpl/tpltools.hxx>
namespace ary
{
namespace stg
{
/** The basic storage container of the repository.
@collab Storage
Implements Storage. Not used elsewhere.
@tpl ENTITY
The type of *it, where it is of type c_iter, has to be ENTITY * const.
*/
template <class ENTITY>
class Base
{
public:
// LIFECYCLE
typedef std::deque< ENTITY* > impl_type;
typedef typename impl_type::const_iterator c_iter;
/** @param i_nrOfReservedItems
The number of actual items to reserve, including the item
at index [0] that is always empty and unused.
*/
Base(
uintt i_nrOfReservedItems );
~Base();
// OPERATORS
ENTITY * operator[](
uintt i_index ) const;
// OPERATIONS
uintt Add_Entity( /// @return the index of the new element.
DYN ENTITY & pass_newEntity );
DYN ENTITY * Set_Entity( /// @return the previous value.
uintt i_index,
DYN ENTITY & pass_newEntity );
// INQUIRY
uintt Size() const; /// Incl. reserved size.
uintt ReservedSize() const; /// Incl. zero for element at [0].
c_iter Begin() const; /// @return location of index 1, because 0 is always empty.
c_iter BeginUnreserved() const;
c_iter End() const;
private:
// DATA
impl_type aData;
uintt nReservedSize;
};
// IMPLEMENTATION
template <class ENTITY>
Base<ENTITY>::Base(uintt i_nrOfReservedItems)
: aData(i_nrOfReservedItems, 0),
nReservedSize(i_nrOfReservedItems)
{
}
template <class ENTITY>
Base<ENTITY>::~Base()
{
csv::erase_container_of_heap_ptrs(aData);
}
template <class ENTITY>
ENTITY *
Base<ENTITY>::operator[](uintt i_index) const
{
if (i_index < aData.size())
return aData[i_index];
return 0;
}
template <class ENTITY>
uintt
Base<ENTITY>::Add_Entity(DYN ENTITY & pass_newEntity)
{
aData.push_back(&pass_newEntity);
return aData.size() - 1;
}
template <class ENTITY>
DYN ENTITY *
Base<ENTITY>::Set_Entity( uintt i_index,
DYN ENTITY & pass_newEntity )
{
csv_assert(i_index != 0 AND i_index < aData.size());
Dyn<ENTITY>
ret(aData[i_index]);
aData[i_index] = &pass_newEntity;
return ret.Release();
}
template <class ENTITY>
uintt
Base<ENTITY>::Size() const
{
return aData.size();
}
template <class ENTITY>
uintt
Base<ENTITY>::ReservedSize() const
{
return nReservedSize;
}
template <class ENTITY>
typename Base<ENTITY>::c_iter
Base<ENTITY>::Begin() const
{
return aData.begin() + 1;
}
template <class ENTITY>
typename Base<ENTITY>::c_iter
Base<ENTITY>::BeginUnreserved() const
{
return aData.begin() + nReservedSize;
}
template <class ENTITY>
typename Base<ENTITY>::c_iter
Base<ENTITY>::End() const
{
return aData.end();
}
} // namespace stg
} // namespace ary
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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