/*

 * Copyright (c) 2008 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:  Server Session

 *

 */

#ifndef C_CCPSERVERSESSION_H

#define C_CCPSERVERSESSION_H

// INCLUDES

#include <e32base.h>

// FORWARD DECLARATIONS

#ifdef CONTENT_PUBLISHER_DEBUG

class CCPDebug;

#endif

class CLiwGenericParamList;

class CLiwDefaultMap;

class CLiwDefaultList;

class CCPServer;

class CCPDataManager;

class CCPLiwMap;

class CCPActionHandlerThread;

class CCPNotificationHandler;

struct TPointersForSession;

// CLASS DECLARATION

/** 

 *  Server side session representation

 *

 *  @since Series 60 5.0

 */

class CCPServerSession : public CSession2

    {

public:

    // New methods

    /**

     * Two-phased constructor.

     */

    static CCPServerSession* NewL(TPointersForSession& aPasser);

    /**

     * Two-phased constructor.

     */

    static CCPServerSession* NewLC(TPointersForSession& aPasser);

    /**

     * Destroy the object and release all memory objects

     */

    virtual ~CCPServerSession();

public:

    // From CSession

    /**

     * Called after a service request from client

     * @param aMessage message from client (containing requested operation 

     * and any data)

     */

    void ServiceL(const RMessage2& aMessage);

    /**

     * Selects correct function from message

     */

private:

    // New methods

    /**

     * Standard C++ constructor.

     */

    CCPServerSession();

    /**

     * Perform the second phase construction of a CCPServerSession object

     */

    void ConstructL(TPointersForSession& aPasser);

    /**

     * Add Data request

     * @param Message from client

     */

    void AddDataL(const RMessage2& aMessage);

    /**

     * Specific add data request - data is not actually added to database

     * but notification is send.

     * @param Message from client

     */

    void AddDataNonPersistentL(const RMessage2& aMessage);

    /**

     * Get data request - first phase

     * @param Message from client

     */

    void GetListSizeL(const RMessage2& aMessage);

    /**

     * Get data request - second phase

     * @param Message from client

     */

    void GetListDataL(const RMessage2& aMessage);

    /**

     * Remove data request

     * @param Message from client

     */

    void RemoveDataL(const RMessage2& aMessage);

    /**

     * Executes action request

     * @param Message from client

     */

    void ExecuteActionL(const RMessage2& aMessage);

    /**

     * Executes actions and sends notifications

     * @param aMap input map from client

     * @param aEnableCache indicates if action data should be cached

     * @param aOptions command options

     */

    void ExecuteActionL(const CCPLiwMap* aMap,

            TBool aEnableCache, TUint aOptions);

    /**

     * Executes multiple actions request

     * @param Message from client

     */

    void ExecuteMultipleActionsL(const RMessage2& aMessage);

    /**

     * Executes action request

     * @param aActionParams list with actions

     */

    void ExecuteL(const CLiwGenericParamList& aActionParams);

    /**

     * Register for notification request

     * @param Message from client

     */

    void RegisterObserverL(const RMessage2& aMessage);

    /**

     * Adds new observer

     * @param Message from client

     */

    void AddObserverL(const RMessage2& aMessage);

    /**

     * Removes observer

     * @param Message from client

     */

    void RemoveObserverL(const RMessage2& aMessage);

    /**

     * Unregister from notification request

     * @param Message from client

     */

    void UnregisterObserverL();

    /**

     * Send information about change in database to client

     * @param Message from client

     */

    void GetChangeInfoDataL(const RMessage2& aMessage);

    /**

     * Converts CLiwGenericParamList to descriptor and

     * sends to client

     * @param Message to complete 

     * @param Parameters for message

     */

    void ExternalizeAndWriteToClientL(const RMessage2& aMessage,

            const CLiwGenericParamList* outParamList);

    /**

     * Unpacks message from client to map

     * @param Message to complete 

     * @return CCPLiwMap with data from client

     */

    CCPLiwMap* UnpackFromClientLC(const RMessage2& aMessage);

    /**

     * Send notification

     * @param aNotificationList

     */

    void SendNotificationL(CCPLiwMap* aMap,

            CLiwDefaultList* aNotificationList);

    /**

     * Get and Execute Activate or Deactivate action from the DB 

     * @param Map containing ids of item

     */

    void GetAndExecuteActionL( CCPLiwMap* aMap, CLiwDefaultList* aNotificationList,

    		TBool aInsertTrigger = EFalse );

    /**

     * Get Server Lock

     * @return ETrue if aMessege cannot be processed

     * because Backup or Restore is running 

     **/

    TBool GetServerLock(const RMessage2& aMessage);

    /**

     * Unpacks data for ExecuteMultipleActions from client

     * @param Message from client

     * @return list containing input data from the client

     **/

    CLiwGenericParamList* UnpackForMultiExecuteLC(const RMessage2& aMessage);

    /**

     * Checks map validity of input data and returns list 

     * that can be used to call execute

     * @param aMaps input data

     * @return list containing input maps for Execute

     **/

    CLiwDefaultList* CheckValidityLC(const CLiwList* aMaps);

private:

    /*

     * Own.

     * Handler for asynchronous request for notifications

     */

    CCPNotificationHandler* iNotificationHandler;

    /*

     * Not own.

     * True if message is register

     */

    TBool isRegister;

    /*

     * Not own.

     * Pointer to Content Publisher Server

     */

    CCPServer* iServer;

    /*

     * Not own.

     * Manager to send and receive data beetween server and storage 

     */

    CCPDataManager* iDataManager;

    /*

     * Own.

     * List write to message with getList function

     */

    CLiwGenericParamList* iParamList;

    /*

     * Not Own.

     * Manager to prepare and execute action

     */

    CCPActionHandlerThread* iActionHandlerThread;

#ifdef CONTENT_PUBLISHER_DEBUG

    CCPDebug* iDebug;

#endif

    };

#endif // C_CCPSERVERSESSION_H