/*

* Copyright (c) 2002 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:  See class description below.

*

*/

#ifndef __CPENGPLGSRV_H__

#define __CPENGPLGSRV_H__

//  INCLUDES

#include "PEngPlgSrvCommon.h"

#include <e32def.h>

#include <s32std.h>

#include <s32btree.h>

#include <e32svr.h>

#include <f32file.h>

#include <badesca.h>

#include "MPEngPlgSrv.h"

// FORWARD DECLARATIONS

class TPEngServerParams;

class CPEngPluginHolder;

//  CLASS DEFINITION

/*

-----------------------------------------------------------------------------

    DESCRIPTION

    Cache server class. Server class is responsible to create and free

	cached entries. Entries are stored in B-tree to ensure fast read and write

	operations.

-----------------------------------------------------------------------------

*/

class CPEngPlgSrv : public CPolicyServer,

            public MPEngPlgSrv

    {

    public:		// Constructors and destructors

        static CPEngPlgSrv* NewLC( const TDesC& aServerName, TInt aPriority );	// Static constructor

        virtual ~CPEngPlgSrv();				// Destructor (virtual)

    protected:	// Constructors and destructors

        CPEngPlgSrv( TInt aPriority );						// Default constructor, protected to allow derivation

        void ConstructL( const TDesC& aServerName );		// Second phase construct

    public:		// New methods

        /*

         * Starts the server, called from clients Connect() method or from WinsMain()

         */

        static TInt ExecuteServerL( TPEngServerParams& aParams );

        /*

         *	Stops the server, actually just calls CActiveScheduler::Stop();

         */

        void StopServer();

        /*

         * Starts the server

         */

        static void RunServerL( TPEngServerParams& aParams );

    public: //new methods

        void SetStateL( TPEngPlgOnlineState aNewState );

        void LoadByTypeL( const TDesC8& aPluginType );

        void UnloadOnlinePluginsL();

        void UnloadAllL();

        TInt PluginCount() const;

        TInt Plugin( TInt aIndex ) const;

    protected: //new methods

        /*

         *	Calls CActiveScheduler::Start()

         */

        void StartServer();

    public:		// Methods derived from CPolicyServer

        /*

         *	Called when new client is connecting, version number of the client is checked here.

         */

        CSession2* NewSessionL( const TVersion& aVersion, const RMessage2& aMessage ) const;

    private:	// Methods not implemented

        CPEngPlgSrv( const CPEngPlgSrv& );		// Copy constructor

        CPEngPlgSrv& operator=( const CPEngPlgSrv& );	// Assigment operator

    private:	// Data

        // array of plugins, OWNED

        RPointerArray<CPEngPluginHolder> iPlugins;

        // server name holder

        TFullName iServerName;

        // online state of the server

        TPEngPlgOnlineState iOnlineState;

    };

#endif      //  __CPENGPLGSRV_H__