JAAnetDictionary.hh

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#ifndef __JAANET__JAANETDICTIONARY__
#define __JAANET__JAANETDICTIONARY__
 
#include "km3net-dataformat/offline/Head.hh"
 
#include "JROOT/JRootDictionary.hh"
#include "JROOT/JRootStreamer.hh"
#include "JAAnet/JHead.hh"
 
 
/**
 * \author mdejong
 */
 
namespace JAANET {
 
  using JROOT::JRootReader;
  using JROOT::JRootWriter;
  using JROOT::JRootDictionary;
  
 
  /**
   * Auxiliary class for reading multiple entries in Monte Carlo header with same tag into single std::vector.
   */
  template<class JElement_t>
  struct JMultipleTagsStreamer {
    /**
     * Read object.
     *
     * \param  reader          ROOT reader
     * \param  object          object
     * \return                 ROOT reader
     */
    static JRootReader& getObject(JRootReader& reader, std::vector<JElement_t>& object)
    {
      JElement_t       element;
 
      reader.getObject(element);
      object.push_back(element);
 
      return reader;
    }
 
 
    /**
     * Write object.
     *
     * \param  writer          ROOT writer
     * \param  object          object
     * \return                 ROOT writer
     */
    static JRootWriter& putObject(JRootWriter& writer, const std::vector<JElement_t>& object)
    {
      return writer.putObject(object);
    }
 
 
    /**
     * Write given key and value according equation format.
     *
     * \param  writer          ROOT writer
     * \param  key             key
     * \param  value           value
     * \return                 ROOT writer
     */
    static JRootWriter& put(JRootWriter& writer, const std::string& key, const std::vector<JElement_t>& value)
    {
      for (typename std::vector<JElement_t>::const_iterator i = value.begin(); i != value.end(); ++i) {
        writer.put(key, *i);
      }
 
      return writer;
    }
  };
 
 
  /**
   * Simple wrapper class around JROOT::JRootDictionary so that other classes are included by construction,
   */
  class JAAnetDictionary :
    public JRootDictionary
  {
  private:
    /**
     * Default constructor.
     */
    JAAnetDictionary() :
      JRootDictionary(JRootDictionary::getInstance())
    {
      add<Vec>();
      add<JLANG::JUUID>();      
      add<JAANET::JRange_t>();
      add<JAANET::String>();
      add<JAANET::detector>();
      add< std::vector<JAANET::detector> >();
      add< std::vector<JAANET::physics>  >();
      add< std::vector<JAANET::simul>    >();
      add< std::vector<JAANET::flux>     >();
    }
 
  public:
    /**
     * Get reference to unique instance of this class object.
     * This JROOT::JRootDictionary object includes the various Monte Carlo data types.
     *
     * \return               reference to this class object
     */
    static JRootDictionary& getInstance()
    {
      static JAAnetDictionary dictionary;
 
      return dictionary;
    }
  };
}
 
namespace JROOT {
 
  using JAANET::JMultipleTagsStreamer;
 
  /**
   * Specialisation of JROOT::JRootStreamer for JAANET::JHead::detector.
   */
  template<>
  struct JRootStreamer< std::vector<JAANET::detector> > :
    public JMultipleTagsStreamer<JAANET::detector> 
  {};
 
 
  /**
   * Specialisation of JROOT::JRootStreamer for JAANET::JHead::physics.
   */
  template<>
  struct JRootStreamer< std::vector<JAANET::physics> > :
    public JMultipleTagsStreamer<JAANET::physics> 
  {};
 
 
  /**
   * Specialisation of JROOT::JRootStreamer for JAANET::JHead::simul.
   */
  template<>
  struct JRootStreamer< std::vector<JAANET::simul> > :
    public JMultipleTagsStreamer<JAANET::simul> 
  {};
 
 
  /**
   * Specialisation of JROOT::JRootStreamer for JAANET::JHead::flux.
   */
  template<>
  struct JRootStreamer< std::vector<JAANET::flux> > :
    public JMultipleTagsStreamer<JAANET::flux> 
  {};
}
 
#endif