--- a/filemanager/bkupengine/inc/CMMCScBkupDataStrategies.h Tue Feb 02 00:03:31 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,224 +0,0 @@
-/*
-* Copyright (c) 2005 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: Declaration of CMMCScBkupDataStrategy
-*
-*
-*/
-
-#ifndef __CMMCSCBKUPDATASTRATEGIES_H__
-#define __CMMCSCBKUPDATASTRATEGIES_H__
-
-// User includes
-#include <f32file.h>
-
-// Constants
-const TBool KMMCScBkupUseTempFile = EFalse;
-
-
-/**
-*
-*
-* @since 3.0
-*/
-class CMMCScBkupDataStrategy : public CBase
- {
- public:
-
- /**
- * Factory method
- */
- static CMMCScBkupDataStrategy* ReadStrategyLC( const TDesC& aName, RFs& aFsSession );
-
- /**
- * Factory method
- */
- static CMMCScBkupDataStrategy* ReadStrategyLC( const TDesC& aName, RFs& aFsSession, TInt aStartOffset, TInt aLengthToRead );
-
- /**
- * Factory method
- */
- static CMMCScBkupDataStrategy* WriteStrategyLC( const TDesC& aName, RFs& aFsSession, TBool aUseTempFile );
-
- public: // Framework API
-
- /**
- * Read data from the source
- *
- * @return TInt The amount of data read, or 0 if the end of file has been reached
- */
- virtual TInt Read(TDes8& aSink) = 0;
-
- /**
- * Write data to the source
- *
- * @return TInt KErrNone if success, KErrNotSupported if the strategy doesn't support writing
- * or any of the other System-Wide error codes upon failure.
- */
- virtual TInt Write(const TDesC8& aSource);
-
- /**
- * Perform any final actions
- *
- * @return TInt an error code.
- */
- virtual TInt Finalize();
-
- protected:
-
- /**
- * C++ Constructor
- */
- CMMCScBkupDataStrategy();
-
- private: // Internal methods
-
- /**
- * Sets the offset and length
- */
- void SetOffsetAndLength(TInt aStartOffset, TInt aLengthToRead);
-
- protected: // Internal
- inline TInt Offset() const { return iOffset; }
- inline TInt LengthToRead() const { return iLengthToRead; }
- inline void SetOffset(TInt64 aOffset) { iOffset = aOffset; }
-
- private: // Data members
-
- //
- TInt iOffset;
- //
- TInt iLengthToRead;
- };
-
-
-
-
-
-
-
-/**
-*
-*
-* @since 3.0
-*/
-NONSHARABLE_CLASS(CMMCScBkupDataFileStrategy) : public CMMCScBkupDataStrategy
- {
- public:
-
- /**
- * Static constructor
- */
- static CMMCScBkupDataFileStrategy* NewForReadingL( const TDesC& aName, RFs& aFsSession );
-
- /**
- * Static constructor
- */
- static CMMCScBkupDataFileStrategy* NewForWritingL( const TDesC& aName, RFs& aFsSession, TBool aUseTempFile );
-
- /**
- * C++ Destructor
- */
- ~CMMCScBkupDataFileStrategy();
-
- private:
-
- /**
- * C++ Constructor
- */
- CMMCScBkupDataFileStrategy( RFs& aFsSession, TBool aUseTempFile = EFalse );
-
- /**
- * Second phase construction
- */
- void ConstructL( const TDesC& aName, TUint aMode );
-
- public: // From CMMCScBkupDataStrategy
- TInt Read(TDes8& aSink);
- TInt Write(const TDesC8& aSource);
- TInt Finalize();
-
- private: // Internal functions
-
- /**
- *
- */
- static TInt PrepareToOverwriteFile( RFs& aFsSession, const TDesC& aFileName );
-
- private: // Data members
-
- RFs& iFsSession;
- //
- RFile64 iFile;
- //
- TBool iUseTempFile;
- //
- HBufC* iFileName;
- //
- TFileName iTempFileName;
- };
-
-
-
-
-
-
-
-/**
-*
-*
-* @since 3.0
-*/
-NONSHARABLE_CLASS(CMMCScBkupDataFileSectionReadStrategy) : public CMMCScBkupDataStrategy
- {
- public:
-
- /**
- * Static constructor
- */
- static CMMCScBkupDataFileSectionReadStrategy* NewL(const TDesC& aName, RFs& aFsSession);
-
- /**
- * C++ Destructor
- */
- ~CMMCScBkupDataFileSectionReadStrategy();
-
- private:
-
- /**
- * C++ Constructor
- */
- CMMCScBkupDataFileSectionReadStrategy(RFs& aFsSession);
-
- /**
- *
- */
- void ConstructL(const TDesC& aName);
-
- public: // From CMMCScBkupDataStrategy
- TInt Read(TDes8& aSink);
-
- private: // Data members
-
- //
- RFs& iFsSession;
- //
- HBufC* iFileName;
- };
-
-
-
-
-#endif // __CMMCSCBKUPDATASTRATEGIES_H__
-
-//End of File