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 *  Sun Microsystems Inc., October, 2000
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 *  Sun Industry Standards Source License Version 1.1
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 ************************************************************************/
/*************************************************************************
 * @file
 *  For LWP filter architecture prototype
 ************************************************************************/

#ifndef INCLUDED_LOTUSWORDPRO_INC_LWPOBJFACTORY_HXX
#define INCLUDED_LOTUSWORDPRO_INC_LWPOBJFACTORY_HXX

#include <sal/config.h>

#include <config_lgpl.h>

#include <rtl/ref.hxx>

#include "lwpobjid.hxx"
#include "lwpobj.hxx"
#include "lwpobjhdr.hxx"
#include "lwpidxmgr.hxx"

#include <unordered_map>
#include <vector>

/**
 * @brief   object factory used for lwp object creation and maintenance
*/
class LwpObjectFactory final
{
public:
    explicit LwpObjectFactory(LwpSvStream* pSvStream);
    ~LwpObjectFactory();

//For object Factory and object manager
private:
    LwpSvStream* m_pSvStream;
    std::vector<LwpObjectID> m_aObjsIDInCreation;
    struct hashFunc
    {
            size_t operator()( const LwpObjectID& rName ) const
            {
                return rName.HashCode();
            }
    };
    struct eqFunc
    {
            bool operator()( const LwpObjectID& rKey1, const LwpObjectID& rKey2 ) const
            {
                return(rKey1==rKey2);
            }
    };
    typedef std::unordered_map<LwpObjectID, rtl::Reference<LwpObject>, hashFunc, eqFunc> LwpIdToObjMap;
    LwpIdToObjMap m_IdToObjList;
    LwpIndexManager m_IndexMgr;

    rtl::Reference<LwpObject> FindObject(const LwpObjectID &objID);
public:
    rtl::Reference<LwpObject> CreateObject(sal_uInt32 type, LwpObjectHeader &objHdr);
    rtl::Reference<LwpObject> QueryObject(const LwpObjectID &objID);
    void ReleaseObject(const LwpObjectID &objID);
    void ReadIndex(LwpSvStream* pStrm);
    LwpIndexManager& GetIndexManager(){return m_IndexMgr;}

};

#endif

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