ncdengine/provider/storage/inc/ncdstorageimpl.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 26 Jan 2010 12:06:03 +0200
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  
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*
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*/
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#ifndef C_NCDSTORAGE_H
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#define C_NCDSTORAGE_H
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#include <e32base.h>
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#include "ncdstorage.h"
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#include "ncdstorageowner.h"
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class CNcdDbStorageManager;
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class CNcdFileStorage;
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/**
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 *  ?one_line_short_description
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 *
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 *  ?more_complete_description
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 *
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 *  @lib ?library
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 *  @since S60 ?S60_version *** for example, S60 v3.0
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 */
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class CNcdStorage : public CBase,
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                    public MNcdStorage
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    {
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public:
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    static CNcdStorage* NewL( MNcdStorageOwner& aOwner, 
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        const TDesC& aNamespace );
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    static CNcdStorage* NewLC( MNcdStorageOwner& aOwner, 
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        const TDesC& aNamespace );
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    static CNcdStorage* NewL( MNcdStorageOwner& aOwner, 
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        HBufC* aNamespace, HBufC* aDirectory );
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    virtual ~CNcdStorage();
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public: // MNcdStorage
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    /**
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     * @see MNcdStorage::DatabaseStorageL()
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     */     
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    MNcdDatabaseStorage& DatabaseStorageL( const TDesC& aUid );
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    /**
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     * @see MNcdStorage::FileStorageL()
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     */     
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    MNcdFileStorage& FileStorageL( const TDesC& aUid );
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    /**
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     * @see MNcdStorage::Namespace()
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     */
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    const TDesC& Namespace() const;
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    /**
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     * @see MNcdStorage::Directory()
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     */
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    const TDesC& Directory() const;
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    /**
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     * @see MNcdStorage::FileSession()
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     */
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     RFs& FileSession();
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     /**
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      * @see MNcdStorage::SizeL()
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      */
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     TInt SizeL();
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private:
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    CNcdStorage( MNcdStorageOwner& aOwner );
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    void ConstructL( const TDesC& aNamespace );
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    void ConstructL( HBufC* aNamespace, HBufC* aDirectory );
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    TInt FindDbStorageByUid( const TDesC& aUid );
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    TInt FindFileStorageByUid( const TDesC& aUid );
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    // Put current path + aUid to aPath and ensures that
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    // the path exists on drive
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    void CreateCurrentPathL( TDes& aPath, const TDesC& aUid ) const;
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    HBufC* CurrentPathLC() const;
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private: // data
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    MNcdStorageOwner& iOwner;    
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    RBuf iNamespace;
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    RBuf iDirectory;
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    RPointerArray<CNcdDbStorageManager> iDbStorages;
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    RPointerArray<CNcdFileStorage> iFileStorages;
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    };
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#endif // C_NCDSTORAGE_H