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// $Id$
// vim:tabstop=2
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2010 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 "PhraseDictionaryOnDisk.h"
#include "InputFileStream.h"
#include "StaticData.h"
#include "TargetPhraseCollection.h"
#include "DotChartOnDisk.h"
#include "ChartRuleLookupManagerOnDisk.h"
using namespace std;
namespace Moses
{
PhraseDictionaryOnDisk::~PhraseDictionaryOnDisk()
{
CleanUp();
}
bool PhraseDictionaryOnDisk::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
, const WordPenaltyProducer* wpProducer)
{
m_languageModels = &(languageModels);
m_wpProducer = wpProducer;
m_filePath = filePath;
m_tableLimit = tableLimit;
m_inputFactorsVec = input;
m_outputFactorsVec = output;
LoadTargetLookup();
if (!m_dbWrapper.BeginLoad(filePath))
return false;
CHECK(m_dbWrapper.GetMisc("Version") == 3);
CHECK(m_dbWrapper.GetMisc("NumSourceFactors") == input.size());
CHECK(m_dbWrapper.GetMisc("NumTargetFactors") == output.size());
CHECK(m_dbWrapper.GetMisc("NumScores") == weight.size());
return true;
}
// PhraseDictionary impl
//! find list of translations that can translates src. Only for phrase input
const TargetPhraseCollection *PhraseDictionaryOnDisk::GetTargetPhraseCollection(const Phrase& /* src */) const
{
CHECK(false);
return NULL;
}
void PhraseDictionaryOnDisk::InitializeForInput(const InputType& /* input */)
{
// Nothing to do: sentence-specific state is stored in ChartRuleLookupManager
}
void PhraseDictionaryOnDisk::CleanUp()
{
// Nothing to do: sentence-specific state is stored in ChartRuleLookupManager
}
void PhraseDictionaryOnDisk::LoadTargetLookup()
{
// TODO
}
ChartRuleLookupManager *PhraseDictionaryOnDisk::CreateRuleLookupManager(
const InputType &sentence,
const ChartCellCollection &cellCollection)
{
std::vector<float> weightT = StaticData::Instance().GetTranslationSystem(TranslationSystem::DEFAULT).GetTranslationWeights(GetDictIndex());
return new ChartRuleLookupManagerOnDisk(sentence, cellCollection, *this,
m_dbWrapper, m_languageModels,
m_wpProducer, m_inputFactorsVec,
m_outputFactorsVec, m_filePath);
}
}
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