Tpetra_Details_Transfer.hpp

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#ifndef TPETRA_DETAILS_TRANSFER_HPP
#define TPETRA_DETAILS_TRANSFER_HPP

#include <Tpetra_ConfigDefs.hpp>
#include <Kokkos_DefaultNode.hpp>
#include <Teuchos_Describable.hpp>
#include <Tpetra_Map_decl.hpp>

namespace Tpetra {
  //
  // Forward declaration.  The "doxygen" bit simply tells Doxygen (our
  // automatic documentation generation system) to skip forward
  // declarations.
  //
#ifndef DOXYGEN_SHOULD_SKIP_THIS
class Distributor;
#endif // DOXYGEN_SHOULD_SKIP_THIS

namespace Details {

// typename LocalOrdinal = int;
// class GlobalOrdinal = LocalOrdinal;
// class Node = KokkosClassic::DefaultNode::DefaultNodeType;
template <class LO = typename Map<int, int, KokkosClassic::DefaultNode::DefaultNodeType>::local_ordinal_type,
          class GO = typename Map<LO, int, KokkosClassic::DefaultNode::DefaultNodeType>::global_ordinal_type,
          class NT = typename Map<LO, GO, KokkosClassic::DefaultNode::DefaultNodeType>::node_type>
class Transfer : public Teuchos::Describable {
public:
  virtual ~Transfer () {}

  typedef ::Tpetra::Map<LO, GO, NT> map_type;

  virtual size_t getNumSameIDs() const = 0;

  virtual size_t getNumPermuteIDs () const = 0;

  virtual Teuchos::ArrayView<const LO> getPermuteFromLIDs () const = 0;

  virtual Teuchos::ArrayView<const LO> getPermuteToLIDs () const = 0;

  virtual size_t getNumRemoteIDs () const = 0;

  virtual Teuchos::ArrayView<const LO> getRemoteLIDs () const = 0;

  virtual size_t getNumExportIDs () const = 0;

  virtual Teuchos::ArrayView<const LO> getExportLIDs () const = 0;

  virtual Teuchos::ArrayView<const int> getExportPIDs () const = 0;

  virtual Teuchos::RCP<const map_type> getSourceMap () const = 0;

  virtual Teuchos::RCP<const map_type> getTargetMap () const = 0;

  virtual ::Tpetra::Distributor& getDistributor () const = 0;
};

} // namespace Details
} // namespace Tpetra

#endif // TPETRA_DETAILS_TRANSFER_HPP