JTrigger/JSummaryRouter.hh

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#ifndef __JTRIGGER__JSUMMARYSLICEROUTER__
#define __JTRIGGER__JSUMMARYSLICEROUTER__

#include "km3net-dataformat/online/JDAQSummaryslice.hh"
#include "km3net-dataformat/online/JDAQModuleIdentifier.hh"
#include "JSummaryslice/JSummaryslice.hh"
#include "JTools/JRouter.hh"


/**
 * \author mdejong
 */

namespace JTRIGGER {}
namespace JPP { using namespace JTRIGGER; }

namespace JTRIGGER {

  using KM3NETDAQ::JDAQSummaryslice;
  using KM3NETDAQ::JDAQSummaryFrame;
  using KM3NETDAQ::JDAQModuleIdentifier;
  using KM3NETDAQ::JSummaryslice;
  

  /**
   * Router for fast addressing of summary data in JDAQSummaryslice data structure
   * as a function of the optical module identifier.
   *
   * Note that this class derives from KM3NETDAQ::JSummaryslice
   * which in turn derives from KM3NETDAQ::JDAQSummaryslice so that:
   *  - standard summary data can efficiently be updated via method JSummaryRouter::update; and 
   *  - a posteriori corrected for use in simulations via method JSummaryslice::correct.
   */
  class JSummaryRouter :
    public JSummaryslice
  {
  public:
    /**
     * Default constructor.
     */
    JSummaryRouter() :
      router(-1)               // default address
    {}
    

    /**
     * Update router.
     *
     * \param  ps              pointer to new summary slice (will be overwritten)
     */
    void update(JDAQSummaryslice* ps)
    {
      if (ps != NULL) {

        // reset internal router
        
        for (iterator i = this->begin(); i != this->end(); ++i) {
          router.put(i->getModuleID(), router.getDefaultAddress());
        }
      
        this->setDAQChronometer(ps->getDAQChronometer());

        this->swap(*ps);
        
        // set internal router

        for (iterator i = this->begin(); i != this->end(); ++i) {
          router.put(i->getModuleID(), std::distance(this->begin(), i));
        }
      }
    }


    /**
     * Get address of module.
     *
     * \param  module          module
     * \return                 address
     */
    const int getAddress(const JDAQModuleIdentifier& module) const
    {
      return router.get(module.getModuleID());
    }
    

    /**
     * Get summary frame.
     *
     * \param  module          module
     * \return                 summary frame
     */
    const JDAQSummaryFrame& getSummaryFrame(const JDAQModuleIdentifier& module) const
    {
      return (*this)[getAddress(module)];
    }
    

    /**
     * Has summary frame.
     *
     * \param  module          module
     * \return                 true if module present; else false
     */
    bool hasSummaryFrame(const JDAQModuleIdentifier& module) const
    {
      return router.has(module.getModuleID());
    }


  private:
    JTOOLS::JRouter<int> router;
  };
}

#endif