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Teuchos_dyn_cast.hpp
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41
42#ifndef TEUCHOS_DYN_CAST_HPP
43#define TEUCHOS_DYN_CAST_HPP
44
45
47
48
49namespace Teuchos {
50
51
60class m_bad_cast : public std::bad_cast {
61 std::string msg;
62public:
63 explicit m_bad_cast(const std::string& what_arg ) : msg(what_arg) {}
64 virtual ~m_bad_cast() throw() {}
65 virtual const char* what() const throw() { return msg.data(); }
66};
67
68
69// Throw <tt>m_bad_cast</tt> for below function
71 const std::string &T_from,
72 const std::string &T_from_concr,
73 const std::string &T_to
74 );
75
76
171template <class T_To, class T_From>
172inline
174{
175 T_To *to_ = dynamic_cast<T_To*>(&from);
176 if(!to_)
179 typeName(from),
181 );
182 return *to_;
183}
184
185
186} // namespace Teuchos
187
188
189#endif // TEUCHOS_DYN_CAST_HPP
#define TEUCHOSCORE_LIB_DLL_EXPORT
Defines basic traits returning the name of a type in a portable and readable way.
Concrete serial communicator subclass.
Default traits class that just returns typeid(T).name().
Exception class for bad cast.
virtual const char * what() const
m_bad_cast(const std::string &what_arg)
std::string typeName(const T &t)
Template function for returning the concrete type name of a passed-in object.
T_To & dyn_cast(T_From &from)
Dynamic casting utility function meant to replace dynamic_cast<T&> by throwing a better documented er...
TEUCHOSCORE_LIB_DLL_EXPORT void dyn_cast_throw_exception(const std::string &T_from, const std::string &T_from_concr, const std::string &T_to)