FEApp_FunctionFactoryImpl.hpp

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00031 #include "Teuchos_TestForException.hpp"
00032 #include "FEApp_ConstantFunction.hpp"
00033 
00034 template <typename EvalT>
00035 FEApp::FunctionFactory<EvalT>::FunctionFactory(
00036       const Teuchos::RCP<Teuchos::ParameterList>& funcParams_,
00037       const Teuchos::RCP<ParamLib>& paramLib_) :
00038   funcParams(funcParams_), paramLib(paramLib_)
00039 {
00040 }
00041 
00042 template <typename EvalT>
00043 Teuchos::RCP< FEApp::AbstractFunction<EvalT> >
00044 FEApp::FunctionFactory<EvalT>::create()
00045 {
00046   Teuchos::RCP< FEApp::AbstractFunction<EvalT> > strategy;
00047 
00048   std::string& method = funcParams->get("Name", "Constant");
00049   if (method == "Constant") {
00050     double value = funcParams->get("Constant Value", 1.0);
00051     strategy = 
00052       Teuchos::rcp(new FEApp::ConstantFunction<EvalT>(value, paramLib));
00053   }
00054   else {
00055     TEST_FOR_EXCEPTION(true, Teuchos::Exceptions::InvalidParameter,
00056                        std::endl << 
00057                        "Error!  Unknown function " << method << 
00058                        "!" << std::endl << "Supplied parameter list is " << 
00059                        std::endl << *funcParams);
00060   }
00061 
00062   return strategy;
00063 }

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