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#pragma once
// $Id$
/***********************************************************************
Moses - factored phrase-based, hierarchical and syntactic language decoder
Copyright (C) 2009 Hieu Hoang
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
#include <fstream>
#include <string>
#include <vector>
#include "Word.h"
#include "Phrase.h"
#include "SourcePhrase.h"
namespace Moses
{
class PhraseDictionary;
class TargetPhrase;
class Phrase;
}
namespace OnDiskPt
{
typedef std::pair<uint64_t, uint64_t> AlignPair;
typedef std::vector<AlignPair> AlignType;
class Vocab;
/** A target phrase, with the score breakdowns, alignment info and assorted other information it need.
* Readable and writeable to disk
*/
class TargetPhrase: public Phrase
{
friend std::ostream& operator<<(std::ostream&, const TargetPhrase&);
protected:
AlignType m_align;
PhrasePtr m_sourcePhrase;
std::string m_sparseFeatures, m_property;
std::vector<float> m_scores;
uint64_t m_filePos;
size_t WriteAlignToMemory(char *mem) const;
size_t WriteScoresToMemory(char *mem) const;
size_t WriteStringToMemory(char *mem, const std::string &str) const;
uint64_t ReadAlignFromFile(std::fstream &fileTPColl);
uint64_t ReadScoresFromFile(std::fstream &fileTPColl);
uint64_t ReadStringFromFile(std::fstream &fileTPColl, std::string &outStr);
public:
TargetPhrase() {
}
TargetPhrase(size_t numScores);
TargetPhrase(const TargetPhrase ©);
virtual ~TargetPhrase();
void SetSourcePhrase(PhrasePtr p) {
m_sourcePhrase = p;
}
const PhrasePtr GetSourcePhrase() const {
return m_sourcePhrase;
}
const std::vector<float> &GetScores() const {
return m_scores;
}
void SetLHS(WordPtr lhs);
void Create1AlignFromString(const std::string &align1Str);
void CreateAlignFromString(const std::string &align1Str);
void SetScore(float score, size_t ind);
const AlignType &GetAlign() const {
return m_align;
}
void SortAlign();
char *WriteToMemory(OnDiskWrapper &onDiskWrapper, size_t &memUsed) const;
char *WriteOtherInfoToMemory(OnDiskWrapper &onDiskWrapper, size_t &memUsed) const;
void Save(OnDiskWrapper &onDiskWrapper);
uint64_t GetFilePos() const {
return m_filePos;
}
float GetScore(size_t ind) const {
return m_scores[ind];
}
Moses::TargetPhrase *ConvertToMoses(const std::vector<Moses::FactorType> &inputFactors
, const std::vector<Moses::FactorType> &outputFactors
, const Vocab &vocab
, const Moses::PhraseDictionary &phraseDict
, const std::vector<float> &weightT
, bool isSyntax) const;
uint64_t ReadOtherInfoFromFile(uint64_t filePos, std::fstream &fileTPColl);
uint64_t ReadFromFile(std::fstream &fileTP);
virtual void DebugPrint(std::ostream &out, const Vocab &vocab) const;
void SetProperty(const std::string &value) {
m_property = value;
}
void SetSparseFeatures(const std::string &value) {
m_sparseFeatures = value;
}
};
}
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