JLocationRouter.hh

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#ifndef __JDETECTOR__JLOCATIONROUTER__
#define __JDETECTOR__JLOCATIONROUTER__

#include "JDetector/JLocation.hh"
#include "JDetector/JModuleAddress.hh"
#include "JDetector/JDetector.hh"
#include "JTools/JHashMap.hh"
#include "JLang/JReference.hh"


/**
 * \file
 * Direct access to location in detector data structure.
 * \author mdejong
 */
namespace JDETECTOR {}
namespace JPP { using namespace JDETECTOR; }

namespace JDETECTOR {


  using JLANG::JReference;


  /**
   * Router for direct addressing of location data in detector data structure.
   */
  class JLocationRouter :
    public JReference<const JDetector>
  {

    typedef JReference<const JDetector>    JReference_t;

  public:

    typedef JDetector::const_iterator      const_iterator;


    /**
     * Constructor.
     *
     * \param  detector   detector
     */
    JLocationRouter(const JDetector& detector) :
      JReference_t(detector)
    {
      for (const_iterator module = detector.begin(); module != detector.end(); ++module) {
        router[module->getString()][module->getFloor()] = JModuleAddress(std::distance(detector.begin(), module));
      }
    }


    /**
     * Get location router.
     *
     * \return            location router
     */
    const JLocationRouter& getLocationRouter() const
    {
      return static_cast<const JLocationRouter&>(*this);
    }
      

    /**
     * Get address of location.
     *
     * \param  location   location
     * \return            address
     */
    const JModuleAddress& getAddress(const JLocation& location) const
    {
      return router[location.getString()][location.getFloor()];
    }


    /**
     * Get module parameters.
     *
     * \param  location   location
     * \return            module parameters
     */
    const JModule& getModule(const JLocation& location) const
    {
      return getReference().getModule(this->getAddress(location));
    }


    /**
     * Has module.
     *
     * \param  location   location
     * \return            true if location present; else false
     */
    bool hasLocation(const JLocation& location) const
    {
      return router.has(location.getString()) && router[location.getString()].has(location.getFloor());
    }
      

    /**
     * Get index of location.
     *
     * \param  location   location
     * \return            index
     */
    const int getIndex(const JLocation& location) const
    {
      return getAddress(location).first;
    }

  private:
    JTOOLS::JHashMap<int, JTOOLS::JHashMap<int, JModuleAddress> > router;
  };
}

#endif