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// $Id$
#ifndef moses_PhraseDictionaryTreeAdaptor_h
#define moses_PhraseDictionaryTreeAdaptor_h
#include <vector>
#include "util/check.hh"
#include "TypeDef.h"
#include "PhraseDictionaryMemory.h"
#include "TargetPhraseCollection.h"
namespace Moses
{
class Phrase;
class PDTAimp;
class WordsRange;
class InputType;
/*** Implementation of a phrase table in a trie that is binarized and
* stored on disk.
*/
class PhraseDictionaryTreeAdaptor : public PhraseDictionary
{
typedef PhraseDictionary MyBase;
PDTAimp *imp;
friend class PDTAimp;
PhraseDictionaryTreeAdaptor();
PhraseDictionaryTreeAdaptor(const PhraseDictionaryTreeAdaptor&);
void operator=(const PhraseDictionaryTreeAdaptor&);
public:
PhraseDictionaryTreeAdaptor(size_t numScoreComponent, unsigned numInputScores, const PhraseDictionaryFeature* feature);
virtual ~PhraseDictionaryTreeAdaptor();
// enable/disable caching
// you enable caching if you request the target candidates for a source phrase multiple times
// if you do caching somewhere else, disable it
// good settings for current Moses: disable for first factor, enable for other factors
// default: enable
void EnableCache();
void DisableCache();
// initialize ...
bool Load(const std::vector<FactorType> &input
, const std::vector<FactorType> &output
, const std::string &filePath
, const std::vector<float> &weight
, size_t tableLimit
, const LMList &languageModels
, float weightWP);
// get translation candidates for a given source phrase
// returns null pointer if nothing found
TargetPhraseCollection const* GetTargetPhraseCollection(Phrase const &src) const;
TargetPhraseCollection const* GetTargetPhraseCollection(InputType const& src,WordsRange const & srcRange) const;
std::string GetScoreProducerDescription(unsigned idx=0) const;
std::string GetScoreProducerWeightShortName(unsigned idx=0) const;
size_t GetNumInputScores() const;
virtual void InitializeForInput(InputType const& source);
virtual ChartRuleLookupManager *CreateRuleLookupManager(
const InputType &,
const ChartCellCollection &) {
CHECK(false);
return 0;
}
};
}
#endif
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