Utils.h

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#ifndef _UTILS_H_
#define _UTILS_H_

#ifdef __GNUC__
#define SUPPRESS_NOT_USED_WARN __attribute__ ((unused))
#else
#define SUPPRESS_NOT_USED_WARN
#endif

#include <iostream>
#include <vector>
#include <sstream>
#include <cstdlib>

namespace Utils
{
 // should not be const if we want to change (unit-tests for instance)
 //const std::string PATH_DATA="/home/michael/workspace_kepler/ROOT_application/data";
 // set directory for tests, unit-tests
 const std::string PATH_DATA_TEST="/home/michael/workspace_kepler/ROOT_application/data_test";

 void SetPathData( std::string new_path );
 std::string GetPathData();

 const time_t ERROR_StrToTime = -105;

 struct firstlast_dates {
    time_t first;
    time_t last;
 };

SUPPRESS_NOT_USED_WARN static firstlast_dates get_fldate_default() {
   firstlast_dates def;
   def.first = 0;
   def.last = 0;
   return def;
 }

 // need to write code here for instantiation of template
 template<class T>
 std::string toString(const T& t)
 {
     std::ostringstream stream;
     stream << t;
     return stream.str();
 }

 template<class T>
 T fromString(const std::string& s)
 {
     std::istringstream stream (s);
     T t;
     stream >> t;
     return t;
     // could test the conversion
     //return !(iss >> f >> t).fail();
 }


#ifndef __CINT__
 double fromStreamToDouble( std::iostream& stream, char delim );
#endif

 void splitline(const std::string& str, const std::string& delimiters , std::vector<std::string>& tokens);


  time_t GetTime_tToday();

 time_t StringToTime_t ( const std::string& str );
 time_t StringToTime_t ( const char * str );

 std::string Time_tToString ( const time_t& time, const bool b_hour=false );
 void GetDateYMD( time_t time_unix, int& year, int& month, int& day );

} //end namespace Utils

#endif /* _UTILS_H_ */