JEmitterID.hh

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#ifndef __JACOUSTICS__JEMITTERID__
#define __JACOUSTICS__JEMITTERID__

#include <istream>
#include <ostream>
#include <map>

#include "JLang/JException.hh"
#include "JLang/JSingleton.hh"


/**
 * \author mdejong
 */
namespace JACOUSTICS {}
namespace JPP { using namespace JACOUSTICS; }

namespace JACOUSTICS {

  using JLANG::JSingleton;
  using JLANG::JValueOutOfRange;


  /**
   * Auxiliary class for emitter identification.
   *
   * This class can be used to map the identfier of a waveform (JDATABASE::JToAshort::EMITTERID / 
   * column "TMITTERID" the database table "toashort")
   * to the identifier of the corresponding emitter (c.q. tripod).
   */
  class JEmitterID :
    public std::map<int, int>,
    public JSingleton<JEmitterID>
  {
  public:
    /**
     * Get emitter identifier for given waveform identifier.
     *
     * \param  id         waveform identifier
     * \return            emitter  identifier
     */
    int operator()(const int id) const
    { 
      const_iterator p = this->find(id);

      if (p != this->end()) 
        return p->second;
      else
        THROW(JValueOutOfRange, "Invalid waveform identifier " << id);
    }


    /**
     * Configure emitter identification for given detector.
     *
     * \param  id         detector identifier
     */
    static void configure(const int id)
    {
      getInstance().clear();

      switch (id) {

      case 49:
        getInstance()[ 12] = 1;
        getInstance()[-13] = 1;
        getInstance()[ 14] = 2;
        getInstance()[-15] = 2;
        getInstance()[ 16] = 3;
        getInstance()[-17] = 3;
        break;

      case 42:
        getInstance()[ 12] = 1;
        getInstance()[ 14] = 2;
        getInstance()[ 16] = 3;
        break;

      default:
        THROW(JValueOutOfRange, "Invalid detector identifier " << id);
        break;
      }
    }
  };


  /**
   * Function object for emitter identification.
   */
  static JEmitterID& getEmitterID = JEmitterID::getInstance();
}

#endif