/*

* Copyright (c) 2004 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 definition below.

*

*/

#ifndef __CTCGRIMREAPER_H__

#define __CTCGRIMREAPER_H__

//  INCLUDES

#include <e32base.h>

//  CLASS DEFINITION

/**

 * CTcGrimreaper is responsible for killing a thread that has not reported

 * to the Watcher server withing the specified timeout time

 * (i.e. it seems to be hanging).

 */

class CTcGrimreaper

    : public CActive

    {

    public: // Constructors and destructor

		/**

		 * Static constructor.

		 *

		 * @param aClient Reference to the client thread to be hunted.

		 * @param aTimeout Life timeout

		 * @return An initialised instance of this class.

		 */

		static CTcGrimreaper* NewL( const RThread& aClient,

									TInt aTimeout );

		/// Destructor

		~CTcGrimreaper();

    private: // Constructors

		/**

		 * Constructor.

		 *

		 * @param aTimeout Life timeout

		 */

        CTcGrimreaper( TInt aTimeout );

		/// Default constructor. Not implemented.

		CTcGrimreaper();

		/**

		 * 2nd phase constructor.

		 *

		 * @param aClient Reference to the client thread to be hunted.

		 */

        void ConstructL( const RThread& aClient );

	protected: // from CActive

		void DoCancel();

		void RunL();

	public: // New methods

		/// Extends the lifetime of the client by iTimeout

		void NotYet();

	private: // Data

		/// Handle to observed thread.

		RThread iClient;

		/// Life timeout

		TTimeIntervalMicroSeconds32 iTimeout;

		/// Timeout timer. Owned.

		RTimer iTimer;

    };

#endif // __CTCGRIMREAPER_H__