void diff_type_get_copy<MV,S>::
    apply (const Teuchos::Ptr<const MV>& mv,
           const Teuchos::ArrayView<S>& v,
           const size_t& ldx,
           Teuchos::Ptr<const Tpetra::Map<typename MV::local_ordinal_t, typename MV::global_ordinal_t, typename MV::node_t> > distribution_map,
           EDistribution distribution )
    {
      typedef typename MV::scalar_t mv_scalar_t;
      typedef typename Teuchos::Array<mv_scalar_t>::size_type size_type;

      TEUCHOS_TEST_FOR_EXCEPTION(
        mv.getRawPtr () == NULL, std::invalid_argument,
        "Amesos2::diff_type_get_copy::apply: mv is null.");
      TEUCHOS_TEST_FOR_EXCEPTION(
        distribution_map.getRawPtr () == NULL, std::invalid_argument,
        "Amesos2::diff_type_get_copy::apply: distribution_map is null.");

      const size_type vals_length = v.size ();
      Teuchos::Array<mv_scalar_t> vals_tmp (vals_length);

      mv->get1dCopy (vals_tmp (), ldx, distribution_map, distribution);
      for (size_type i = 0; i < vals_length; ++i) {
        v[i] = Teuchos::as<S> (vals_tmp[i]);
      }
    }
    void diff_type_get_copy<MV,S>::apply(const Teuchos::Ptr<const MV>& mv,
					 const Teuchos::ArrayView<S>& v,
					 const size_t& ldx,
					 Teuchos::Ptr<const Tpetra::Map<typename MV::local_ordinal_t, typename MV::global_ordinal_t, typename MV::node_t> > distribution_map )
    {
      typedef typename MV::scalar_t mv_scalar_t;
	  
      int vals_length = v.size();
      Teuchos::Array<mv_scalar_t> vals_tmp(vals_length);
	  
      mv->get1dCopy(vals_tmp(), ldx, distribution_map);

      for ( int i = 0; i < vals_length; ++i ){
	v[i] = Teuchos::as<S>(vals_tmp[i]);
      }
    }