/*

* 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:  CJavaFile

*

*/

#ifndef JAVAFILE_H

#define JAVAFILE_H

#include <e32base.h>

#include <f32file.h>

#include <string>

#include <caf/caf.h>

#include <caf/content.h>

#include <caf/data.h>

#include "javaosheaders.h"

namespace javaruntime

{

class MJavaFile;

OS_NONSHARABLE_CLASS(CJavaFile): public CBase, public MJavaFile

{

public:

    virtual ~CJavaFile();

    virtual TInt Open(RFs& aFs,const TDesC& aFileName, TUint aFileMode);

    virtual void Close();

    virtual TInt Create(RFs& aFs,const TDesC& aName,TUint aFileMode);

    virtual TInt Read(TDes8& aDes) const;

    virtual TInt Read(TDes8& aDes,TInt aLength) const;

    virtual TInt Replace(RFs& aFs,const TDesC& aName,TUint aFileMode);

    virtual TInt Write(const TDesC8& aDes);

    virtual TInt Write(const TDesC8& aDes,TInt aLength);

    virtual TInt Write(TInt aPos,const TDesC8& aDes);

    virtual TInt Write(TInt aPos,const TDesC8& aDes,TInt aLength);

    virtual TInt Lock(TInt aPos,TInt aLength) const;

    virtual TInt UnLock(TInt aPos,TInt aLength) const;

    virtual TInt Seek(TSeek aMode,TInt& aPos) const;

    virtual TInt Flush();

    virtual TInt Size(TInt& aSize) const;

    virtual TInt SetSize(TInt aSize);

private:

    enum TJavaFileMode

    {

        EJavaFileClosed,

        EJavaFileOpenForCaf,

        EJavaFileOpenForNormalFile

    };

    TBool isDrmFile(const TDesC& aFileName);

private:

    void ConstructL();

    void OpenCafL(const TDesC& aFileName);

private:

    TJavaFileMode               iJavaFileMode;

    RFile                       iNormalFile;

    std::wstring                mFileName;

};

} // end of namespace javaruntime

#endif // JAVAFILE_H