// $Id$

#include "TranslationOptionCollectionConfusionNet.h"
#include "ConfusionNet.h"
#include "DecodeStep.h"
#include "PhraseDictionaryMemory.h"
#include "FactorCollection.h"

namespace Moses
{

/** constructor; just initialize the base class */
TranslationOptionCollectionConfusionNet::TranslationOptionCollectionConfusionNet(const TranslationSystem* system,
    const ConfusionNet &input
    , size_t maxNoTransOptPerCoverage, float translationOptionThreshold)
  : TranslationOptionCollection(system, input, maxNoTransOptPerCoverage, translationOptionThreshold) {}

/* forcibly create translation option for a particular source word.
	* call the base class' ProcessOneUnknownWord() for each possible word in the confusion network
	* at a particular source position
*/
void TranslationOptionCollectionConfusionNet::ProcessUnknownWord(size_t sourcePos)
{
  ConfusionNet const& source=dynamic_cast<ConfusionNet const&>(m_source);

  ConfusionNet::Column const& coll=source.GetColumn(sourcePos);
  size_t j=0;
  for(ConfusionNet::Column::const_iterator i=coll.begin(); i!=coll.end(); ++i) {
    ProcessOneUnknownWord(i->first ,sourcePos, source.GetColumnIncrement(sourcePos, j++),&(i->second));
  }

}

}