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/********************************************************

** Copyright 2001 Earth Resource Mapping Pty Ltd.

** This document contains unpublished source code of

** Earth Resource Mapping Pty Ltd. This notice does

** not indicate any intention to publish the source

** code contained herein.

**

** FILE:     $Archive: /NCS/Source/C/NCSServerUtil/NCSObject.h $

** CREATED:  3/09/2001 11:46:57 AM

** AUTHOR:   Simon Cope

** PURPOSE:  Base CNCSObject header.

** EDITS:    [xx] ddMmmyy NAME COMMENTS

 *******************************************************/

#ifndef NCSOBJECT_H

#define NCSOBJECT_H

#ifndef NCSTYPES_H

#include "NCSTypes.h"

#endif // NCSTYPES_H

#ifndef NCSDEFS_H

#include "NCSDefs.h"

#endif // NCSDEFS_H

#ifndef NCSTIMESTAMP_H

#include "NCSTimeStamp.h"

#endif // NCSTIMESTAMP_H

/**

 * CNCSObject class.  This class tracks the objects creation time, and if logging is set to LOG_LEVEL3

 * then stats about the objects lifetime are logged with a DEBUG build.

 * 

 * @author       Simon Cope

 * @version      $Revision: 3538 $ $Author: nacho $ $Date: 2006-01-09 12:56:54 +0100 (Mon, 09 Jan 2006) $ 

 *               

 * @since        2.0

 */

class NCS_EXPORT CNCSObject {

public:

        class NCS_EXPORT CNCSObjectLife {

        public:

                __inline CNCSObjectLife(NCSTimeStampMs &tsLife) {

                        m_tsCreated = NCSGetTimeStampMs();

                        m_ptsLife = &tsLife;

                };

                __inline CNCSObjectLife(NCSTimeStampMs *ptsLife = NULL) {

                        m_tsCreated = NCSGetTimeStampMs();

                        m_ptsLife = ptsLife;

                };

                __inline virtual ~CNCSObjectLife() {

                        if(m_ptsLife) {

                                *m_ptsLife += NCSGetTimeStampMs() - m_tsCreated;

                        }

                };

                __inline NCSTimeStampMs CreatedAt(void) {

                        return(m_tsCreated);

                };

                __inline NCSTimeStampMs TimeToNow(void) {

                        return(NCSGetTimeStampMs() - m_tsCreated);

                };

        protected:

                NCSTimeStampMs m_tsCreated;

                NCSTimeStampMs *m_ptsLife;

        };

        /**

         * Default Constructor.  Writes the current timestamp at construction time to the log file

         * if logging set to LOG_LEVEL3 (DEBUG build only).

         * 

         * @see          #~CNCSObject()

         */

        CNCSObject();

        /**

         * Destructor.  Writes the objects lifetime in ms to the log file if loggin set to LOG_LEVEL3

         * (DEBUG build only).

         * 

         * @see          #CNCSObject()

         */

        ~CNCSObject();

        /**

         * Get the timestamp for when the objects was constructed.

         * 

         * @return       NCSTimeStampMs                Objects construction timestamp.

         * @see          #TimeToNow()

         * @see                         #~CNCSObject()

         */

        NCSTimeStampMs CreatedAt(void);

        /**

         * Get the objects current lifetime, in ms (ie, current time - construction time in ms).

         * 

         * @return       NCSTimeStampMs                Objects current lifetime in ms.

         * @see          #CreatedAt()

         * @see                         #~CNCSObject()

         */

        NCSTimeStampMs TimeToNow(void);

private:

        /**

         * ObjectLife object - this does the actual work.

         * 

         * @see          #CNCSObject()

         * @see                         #CreatedAt()

         * @see                         #TimeToNow()

         */

        //CNCSObjectLife                *m_pLife; 

        // This was changed by Russell.

        // It is only a temp solution but I had a good reason.

        // Ask me before changing back

        /**

         * Time stamp of when the object was constructed.

         * 

         * @see          #CNCSObject()

         * @see                         #CreatedAt()

         * @see                         #TimeToNow()

         */

        NCSTimeStampMs m_tsCreate;

};

#endif // NCSOBJECT_H