mosesdecoder/OnDiskPt/Word.h

93 lines
2.4 KiB
C++

#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 <string>
#include <vector>
#include <iostream>
#include <fstream>
#include <boost/shared_ptr.hpp>
#include "Vocab.h"
namespace Moses
{
class Word;
}
namespace OnDiskPt
{
class Vocab;
/* A wrapper around a vocab id, and a boolean indicating whther it is a term or non-term.
* Factors can be represented by using a vocab string with | character, eg go|VB
*/
class Word
{
friend std::ostream& operator<<(std::ostream&, const Word&);
private:
bool m_isNonTerminal;
uint64_t m_vocabId;
public:
explicit Word() {
}
explicit Word(bool isNonTerminal)
:m_isNonTerminal(isNonTerminal)
,m_vocabId(0) {
}
Word(const Word &copy);
~Word();
void CreateFromString(const std::string &inString, Vocab &vocab);
bool IsNonTerminal() const {
return m_isNonTerminal;
}
size_t WriteToMemory(char *mem) const;
size_t ReadFromMemory(const char *mem);
size_t ReadFromFile(std::fstream &file);
void SetVocabId(uint32_t vocabId) {
m_vocabId = vocabId;
}
void ConvertToMoses(
const std::vector<Moses::FactorType> &outputFactorsVec,
const Vocab &vocab,
Moses::Word &overwrite) const;
void DebugPrint(std::ostream &out, const Vocab &vocab) const;
inline const std::string &GetString(const Vocab &vocab) const {
return vocab.GetString(m_vocabId);
}
int Compare(const Word &compare) const;
bool operator<(const Word &compare) const;
bool operator==(const Word &compare) const;
};
typedef boost::shared_ptr<Word> WordPtr;
}