ProductHolderIndexAndSkipBit.h

Go to the documentation of this file.

#ifndef FWCore_Framework_ProductHolderIndexAndSkipBit_h
#define FWCore_Framework_ProductHolderIndexAndSkipBit_h
// -*- C++ -*-
//
// Package:     FWCore/Framework
// Class  :     edm::ProductHolderIndexAndSkipBit
// 
//
// Original Author:  W. David Dagenhart
//         Created:  3 October 2013

#include "FWCore/Utilities/interface/ProductHolderIndex.h"

namespace edm {

  class ProductHolderIndexAndSkipBit {
  public:
    ProductHolderIndexAndSkipBit(ProductHolderIndex productHolderIndex, bool skipCurrentProcess) :
      value_(skipCurrentProcess ? s_skipMask | productHolderIndex :
                                  ~s_skipMask & productHolderIndex) { }
      ProductHolderIndex productHolderIndex() const {
        bool specialIndexValue = (value_ & ProductHolderIndexValuesBit) != 0;
        return specialIndexValue ? value_ | s_skipMask :
                                   value_ & ~s_skipMask;
      }
      bool skipCurrentProcess() const { return (value_ & s_skipMask) != 0; }

      bool operator==(ProductHolderIndexAndSkipBit const& r) {
        return value_ == r.value_;
      }

  private:
      static const unsigned int s_skipMask = 1U << 31;

      unsigned int value_;
  };
}
#endif