/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef LOGSDUPLICATELOOKUP_H

#define LOGSDUPLICATELOOKUP_H

//  INCLUDES

#include <QList>

#include <QHash>

// FORWARD DECLARATION

class LogsEvent;

typedef QHash<QString, LogsEvent*> LogsLookupHash;

// CLASS DECLARATION

class LogsDuplicateLookup {

public:

    explicit LogsDuplicateLookup();

    virtual ~LogsDuplicateLookup();

    void invalidate();

    void cleanup();

    int addLookupEntry( LogsEvent& event );

    LogsEvent* findDuplicate( const LogsEvent& event ) const;

private:

    QString constructLookupKey( const LogsEvent& event ) const;

    bool validLookupEvent( const LogsEvent& event ) const;

private:

    QList< LogsLookupHash* > mDirectionLookupTables;

private: // For testing

    friend class UT_LogsDuplicateLookup;

    friend class UT_LogsReaderStates;

};

#endif      // LOGSDUPLICATELOOKUP_H

// End of File