Teuchos_TypeNameTraits.hpp

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00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //                    Teuchos: Common Tools 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
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef _TEUCHOS_TYPE_NAME_TRAITS_HPP_
00030 #define _TEUCHOS_TYPE_NAME_TRAITS_HPP_
00031 
00037 #include "Teuchos_ConfigDefs.hpp"
00038 
00039 
00040 namespace  Teuchos {
00041 
00042 
00050 std::string demangleName( const std::string &mangledName );
00051 
00052 
00057 template<typename T>
00058 std::string typeName( const T &t )
00059 {
00060   return demangleName(typeid(t).name());
00061 }
00062 
00063 
00068 template<typename T>
00069 class TypeNameTraits {
00070 public:
00072   static std::string name()
00073     {
00074       return demangleName(typeid(T).name());
00075     }
00077   static std::string concreteName( T& t )
00078     {
00079       return demangleName(typeid(t).name());
00080     }
00081 };
00082 
00083 
00084 #define TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(TYPE) \
00085 template<> \
00086 class TypeNameTraits<TYPE> { \
00087 public: \
00088   static std::string name() { return (#TYPE); } \
00089   static std::string concreteName( const TYPE& t2 ) { (void)t2; return name(); } \
00090 } \
00091 
00092 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(bool);
00093 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(char);
00094 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(int);
00095 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(short int);
00096 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(long int);
00097 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(float);
00098 TEUCHOS_TYPE_NAME_TRAITS_BUILTIN_TYPE_SPECIALIZATION(double);
00099 
00100 
00101 template<typename T>
00102 class TypeNameTraits<T*> {
00103 public:
00104   typedef T* T_ptr;
00105   static std::string name() { return TypeNameTraits<T>::name() + "*"; }
00106   static std::string concreteName( T_ptr& /*t2*/ ) { return name(); }
00107 };
00108 
00109 
00110 template<>
00111 class TypeNameTraits<std::string> {
00112 public:
00113   static std::string name() { return "string"; }
00114   static std::string concreteName( const std::string& /*t2*/ )
00115     { return name(); }
00116 };
00117 
00118 
00119 template<>
00120 class TypeNameTraits<void*> {
00121 public:
00122   static std::string name() { return "void*"; }
00123   static std::string concreteName( const std::string& t2 )
00124     { (void)t2; return name(); }
00125 };
00126 
00127 
00128 #if defined(HAVE_COMPLEX) && defined(HAVE_TEUCHOS_COMPLEX)
00129 
00130 
00131 template<typename T>
00132 class TypeNameTraits<std::complex<T> > {
00133 public:
00134   static std::string name()
00135     { return "complex<"+TypeNameTraits<T>::name()+">"; }
00136   static std::string concreteName( const std::complex<T>& /*t2*/ )
00137     { return name(); }
00138 };
00139 
00140 
00141 #endif // defined(HAVE_COMPLEX) && defined(HAVE_TEUCHOS_COMPLEX)
00142  
00143 
00144 } // namespace Teuchos
00145 
00146 
00147 #endif // _TEUCHOS_TYPE_NAME_TRAITS_HPP_

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