EpetraExt_Permutation.h

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// 
//     EpetraExt: Epetra Extended - Linear Algebra Services Package
//                 Copyright (2001) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
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#ifndef EpetraExt_PERMUTATION_H
#define EpetraExt_PERMUTATION_H

#include <Epetra_IntVector.h>

#include <EpetraExt_Transform.h>

namespace EpetraExt {

template<typename T>
class Permutation : public Epetra_IntVector,
                    public EpetraExt::StructuralSameTypeTransform<T> {
 public:
  Permutation(Epetra_DataAccess CV,
        const Epetra_BlockMap& map,
        int* permutation);

  Permutation(const Epetra_BlockMap& map);

  Permutation(const Permutation<T>& src);

  virtual ~Permutation();

  typedef typename EpetraExt::SameTypeTransform<T>::TransformTypeRef OutputRef;
  typedef typename EpetraExt::SameTypeTransform<T>::TransformTypeRef InputRef;
  typedef typename EpetraExt::SameTypeTransform<T>::TransformTypePtr OutputPtr;
  typedef typename EpetraExt::SameTypeTransform<T>::TransformTypePtr InputPtr;

  OutputRef operator()( InputRef orig );

  OutputRef operator()( InputRef orig,
          bool column_permutation );

 private:
  Permutation<T>& operator=(const Permutation<T>& src)
    {
      //not currently supported
      abort();
      return(*this);
    }

  bool isTypeSupported();

  OutputPtr newObj_;
  InputPtr origObj_;
};

}//namespace EpetraExt

#include <EpetraExt_Permutation_impl.h>

#endif

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