satengine/SatServer/inc/CSatSScheduler.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:11:09 +0200
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/*
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* Copyright (c) 2002-2005 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:  This is the active scheduler of the SAT Server.
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*
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*/
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#ifndef CSATSSCHEDULER_H
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#define CSATSSCHEDULER_H
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// INCLUDE FILES
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#include <e32base.h>
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// FORWARD DECLARATIONS
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class CSatSServer;
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//  CLASS DECLARATION
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/**
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*  SAT Server includes a scheduler of it's own to simplify
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*  client request handling code. All active object leaves are
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*  handled in function Error(). The behaviour of Error()
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*  depends on whether there is an outstanding client request
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*  or not: it will tell the client the reason for inability
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*  to handle the client request. It will also panic the
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*  client if the descriptor passed to the server was malformed.
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*  Finally, a panic is raised if the error does not originate
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*  from the server itself.
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*
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*  @lib SatEngine
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*  @since Series 60 3.0
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*/
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class CSatSScheduler : public CActiveScheduler
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    {
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    public: // Constructors
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        /**
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        *   Default constructor
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        */
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        IMPORT_C CSatSScheduler();
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        /**
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        *   Gives a pointer of the current CSatSServer instance
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        *   to the scheduler.
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        *   @param aServer The current server pointer
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        */
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        IMPORT_C void SetServer( CSatSServer* aServer );
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    public:     // from CActiveScheduler
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        /**
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        *   Overridden to handle leaves in request functions and
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        *   unexpected situations.
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        *   @param aError Error code, see EPOC system documentation.
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        */
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        void Error( TInt aError ) const;
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    private:    // prohibited operators and functions
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        // Copy constructor
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        CSatSScheduler( const CSatSScheduler& );
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        // Assignment operator
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        CSatSScheduler& operator=( const CSatSScheduler& );
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    private:    // data
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        // Ref: server instance
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        CSatSServer* iServer;
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    };
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#endif          // CSATSSCHEDULER_H
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// End of File