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/*
* Word.cpp
* CreateOnDisk
*
* Created by Hieu Hoang on 31/12/2009.
* Copyright 2009 __MyCompanyName__. All rights reserved.
*
*/
#include "../../moses/src/Util.h"
#include "../../moses/src/Word.h"
#include "Word.h"
using namespace std;
namespace OnDiskPt
{
Word::Word(const Word ©)
:m_isNonTerminal(copy.m_isNonTerminal)
,m_factors(copy.m_factors)
{}
Word::~Word()
{}
void Word::CreateFromString(const std::string &inString, Vocab &vocab)
{
if (inString.substr(0, 1) == "[" && inString.substr(inString.size() - 1, 1) == "]")
{ // non-term
m_isNonTerminal = true;
}
else
{
m_isNonTerminal = false;
}
m_factors.resize(1);
m_factors[0] = vocab.AddVocabId(inString);
}
size_t Word::WriteToMemory(char *mem) const
{
Moses::UINT64 *vocabMem = (Moses::UINT64*) mem;
// factors
for (size_t ind = 0; ind < m_factors.size(); ind++)
vocabMem[ind] = m_factors[ind];
size_t size = sizeof(Moses::UINT64) * m_factors.size();
// is non-term
char bNonTerm = (char) m_isNonTerminal;
mem[size] = bNonTerm;
++size;
return size;
}
size_t Word::ReadFromMemory(const char *mem, size_t numFactors)
{
m_factors.resize(numFactors);
Moses::UINT64 *vocabMem = (Moses::UINT64*) mem;
// factors
for (size_t ind = 0; ind < m_factors.size(); ind++)
m_factors[ind] = vocabMem[ind];
size_t memUsed = sizeof(Moses::UINT64) * m_factors.size();
// is non-term
char bNonTerm;
bNonTerm = mem[memUsed];
m_isNonTerminal = (bool) bNonTerm;
++memUsed;
return memUsed;
}
size_t Word::ReadFromFile(std::fstream &file, size_t numFactors)
{
size_t memAlloc = numFactors * sizeof(Moses::UINT64) + sizeof(char);
char *mem = (char*) malloc(memAlloc);
file.read(mem, memAlloc);
size_t memUsed = ReadFromMemory(mem, numFactors);
assert(memAlloc == memUsed);
free(mem);
return memUsed;
}
Moses::Word *Word::ConvertToMoses(Moses::FactorDirection direction
, const std::vector<Moses::FactorType> &outputFactorsVec
, const Vocab &vocab) const
{
Moses::Word *ret = new Moses::Word(m_isNonTerminal);
for (size_t ind = 0; ind < m_factors.size(); ++ind)
{
Moses::FactorType factorType = outputFactorsVec[ind];
Moses::UINT32 vocabId = m_factors[ind];
const Moses::Factor *factor = vocab.GetFactor(vocabId, factorType, direction, m_isNonTerminal);
ret->SetFactor(factorType, factor);
}
return ret;
}
int Word::Compare(const Word &compare) const
{
int ret;
if (m_isNonTerminal != compare.m_isNonTerminal)
return m_isNonTerminal ?-1 : 1;
if (m_factors < compare.m_factors)
ret = -1;
else if (m_factors > compare.m_factors)
ret = 1;
else
ret = 0;
return ret;
}
bool Word::operator<(const Word &compare) const
{
int ret = Compare(compare);
return ret < 0;
}
bool Word::operator==(const Word &compare) const
{
int ret = Compare(compare);
return ret == 0;
}
std::ostream& operator<<(std::ostream &out, const Word &word)
{
out << "[";
std::vector<Moses::UINT64>::const_iterator iter;
for (iter = word.m_factors.begin(); iter != word.m_factors.end(); ++iter)
{
out << *iter << "|";
}
out << (word.m_isNonTerminal ? "n" : "t");
out << "]";
return out;
}
}
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