JPrintTreeParameters.cc

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#include <string>
#include <iostream>
#include <iomanip>

#include "JROOT/JTreeParameters.hh"

#include "JAAnet/JSupport.hh"
#include "JDAQ/JSupport.hh"
#include "JSupport/JSupport.hh"

#include "JLang/JBool.hh"
#include "JLang/JType.hh"

#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"


namespace {

  using namespace JPP;

  /**
   * Printer for TTree parameters.
   */
  struct JPrinter {
    /**
     * Print TTree parameters of given data type.
     *
     * \param  type      type
     */
    template<class T>
    void operator()(JType<T> type)
    {
      print(type, JBool<JTreeParametersAvailable<T>::result>());
    }

    /**
     * Print TTree parameters of given data type according option.
     *
     * \param  type      type
     * \param  option    option
     */
    template<class T>
    static void print(JType<T> type, JBool<true> option)
    {
      using namespace std;
      using namespace JPP;
      
      cout << getTreeParameters<T>() << endl;
    };

    /**
     * Print TTree parameters of given data type according option.
     *
     * \param  type      type
     * \param  option    option
     */
    template<class T>
    static void print(JType<T> type, JBool<false> option)
    {}
  };
}


/**
 * \file
 *
 * Auxiliary program to print ROOT TTree parameters.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;
  using namespace KM3NETDAQ;

  int    debug;

  try { 

    JParser<> zap("Auxiliary program to print ROOT TTree parameters.");
    
    zap['d'] = make_field(debug)           = 1;

    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }

  JPrinter printer;

  for_each(printer, JType<JAllTypes_t>());
}