AnasaziOperatorTraits.hpp

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00001 // @HEADER
00002 // ***********************************************************************
00003 //
00004 //                 Anasazi: Block Eigensolvers Package
00005 //                 Copyright (2004) Sandia Corporation
00006 //
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 //
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov)
00025 //
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef ANASAZI_OPERATOR_TRAITS_HPP
00030 #define ANASAZI_OPERATOR_TRAITS_HPP
00031 
00036 #include "AnasaziConfigDefs.hpp"
00037 #include "AnasaziTypes.hpp"
00038 
00039 
00040 namespace Anasazi {
00041 
00042 
00044   class OperatorError : public AnasaziError
00045   {public: OperatorError(const std::string& what_arg) : AnasaziError(what_arg) {}};
00046 
00047 
00051   template< class ScalarType, class MV, class OP >
00052   struct UndefinedOperatorTraits
00053   {
00055 
00059     static inline void notDefined() { return OP::this_type_is_missing_a_specialization(); };
00060   };
00061 
00062 
00070   template <class ScalarType, class MV, class OP>
00071   class OperatorTraits 
00072   {
00073   public:
00074     
00076 
00077     
00079     static void Apply ( const OP& Op, 
00080                         const MV& x, 
00081                         MV& y )
00082     { UndefinedOperatorTraits<ScalarType, MV, OP>::notDefined(); };
00083     
00085     
00086   };
00087   
00088 } // end Anasazi namespace
00089 
00090 #endif // ANASAZI_OPERATOR_TRAITS_HPP
00091 
00092 // end of file AnasaziOperatorTraits.hpp

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