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/*=========================================================================
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.kitware.com/VolViewCopyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkVVMD5FileAuthenticator - Authenticates a file instance to check if loading it is supported.
// .SECTION Description
#ifndef __vtkVVMD5FileAuthenticator_h
#define __vtkVVMD5FileAuthenticator_h
#include "vtkVVFileAuthenticator.h"
class vtkVVFileInstance;
class vtkKWDataTransfer;
class VTK_EXPORT vtkVVMD5FileAuthenticator : public vtkVVFileAuthenticator
{
public:
static vtkVVMD5FileAuthenticator * New();
vtkTypeRevisionMacro(vtkVVMD5FileAuthenticator,vtkVVFileAuthenticator);
virtual void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Are we allowed to load the supplied file ?
// The default implementation here returns 1. Subclasses that wish to
// enforce constraints on file loading via licensing schemens etc will
// wish to override this.
// Returns 1 if the file can be loaded.
// 0 if the file cannot be loaded. In this case, the "ReasonString"
// is populated with a textual description of an appropriate
// reason.
virtual int AuthenticateFile( const char *file );
protected:
vtkVVMD5FileAuthenticator();
~vtkVVMD5FileAuthenticator();
private:
vtkVVMD5FileAuthenticator(const vtkVVMD5FileAuthenticator&); // Not implemented
void operator=(const vtkVVMD5FileAuthenticator&); // Not implemented
};
#endif
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