StringToEnumValue.h

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#ifndef _CommonTools_Utils_StringToEnumValue_h_
#define _CommonTools_Utils_StringToEnumValue_h_


#include "FWCore/Utilities/interface/Exception.h"
#include "TEnum.h"
#include "TEnumConstant.h"
#include <cassert>
#include <string>
#include <sstream>
#include <vector>


template <typename MyEnum>
int StringToEnumValue(std::string const& enumConstName){
   TEnum* en = TEnum::GetEnum(typeid(MyEnum));
   if (en != nullptr){
      if (TEnumConstant const* enc = en->GetConstant(enumConstName.c_str())){
         return enc->GetValue();
      }
   }
   assert(0);
   return -1;
}


template <class MyType> 
std::vector<int> StringToEnumValue(const std::vector<std::string> & enumNames){
  
  using std::vector;
  using std::string;

  vector<int> ret;
  vector<string>::const_iterator str=enumNames.begin();
  for (;str!=enumNames.end();++str){
    ret.push_back( StringToEnumValue<MyType>(*str));
  }
  return ret;

} // 

#endif