/* -*- 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 INCLUDED_UCB_CACHEMAPOBJECT1_HXX
#define INCLUDED_UCB_CACHEMAPOBJECT1_HXX

#include "osl/interlck.h"
#include "osl/mutex.hxx"
#include "rtl/ref.hxx"
#include "sal/types.h"
#include "salhelper/simplereferenceobject.hxx"

#include <map>
#include <memory>

namespace rtl { class OUString; }
namespace ucb { namespace cachemap { class Object1; } }

namespace ucb { namespace cachemap {

class ObjectContainer1: public salhelper::SimpleReferenceObject
{
public:
    ObjectContainer1();

    virtual ~ObjectContainer1() SAL_THROW(());

    rtl::Reference< Object1 > get(OUString const & rKey);

private:
    typedef std::map< OUString, Object1 * > Map;

    Map m_aMap;
    osl::Mutex m_aMutex;

    void releaseElement(Object1 * pElement) SAL_THROW(());

    friend class Object1; // to access Map, releaseElement()
};

class Object1
{
public:
    inline void acquire() SAL_THROW(())
    { osl_atomic_increment(&m_nRefCount); }

    inline void release() SAL_THROW(())
    { m_xContainer->releaseElement(this); }

private:
    rtl::Reference< ObjectContainer1 > m_xContainer;
    ObjectContainer1::Map::iterator m_aContainerIt;
    oslInterlockedCount m_nRefCount;

    inline Object1(rtl::Reference< ObjectContainer1 > const & rContainer);

    inline ~Object1() SAL_THROW(());

    Object1(Object1 &); // not implemented
    void operator =(Object1); // not implemented

    friend class ObjectContainer1;
        // to access m_aContainerIt, m_nRefCount, Object1(), ~Object1()
#if defined WNT
    friend struct std::auto_ptr< Object1 >; // to access ~Object1()
        // work around compiler bug...
#else // WNT
    friend class std::auto_ptr< Object1 >; // to access ~Object1()
#endif // WNT
};

} }

#endif // INCLUDED_UCB_CACHEMAPOBJECT1_HXX

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