Environment.cpp
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/*
* File: Environment.cpp
* Author: mlenart
*
* Created on 22 styczeń 2014, 12:08
*/
#include <vector>
#include <algorithm>
#include "Environment.hpp"
#include "deserialization/MorphDeserializer.hpp"
#include "deserialization/morphInterps/InterpretedChunksDecoder.hpp"
#include "deserialization/morphInterps/InterpretedChunksDecoder4Analyzer.hpp"
#include "deserialization/morphInterps/InterpretedChunksDecoder4Generator.hpp"
namespace morfeusz {
static Deserializer<InterpsGroupsReader>& initializeDeserializer(MorfeuszProcessorType processorType) {
static Deserializer<InterpsGroupsReader> *analyzerDeserializer
= new MorphDeserializer();
static Deserializer<InterpsGroupsReader> *generatorDeserializer
= new MorphDeserializer();
return *(processorType == ANALYZER ? analyzerDeserializer : generatorDeserializer);
}
static void deleteSegrulesFSAs(std::map<SegrulesOptions, SegrulesFSA*>& fsasMap) {
for (
std::map<SegrulesOptions, SegrulesFSA*>::iterator it = fsasMap.begin();
it != fsasMap.end();
++it) {
delete it->second;
}
fsasMap.clear();
}
Environment::Environment(
Charset charset,
MorfeuszProcessorType processorType,
const unsigned char* fsaFileStartPtr)
: currentCharsetConverter(getCharsetConverter(charset)),
caseConverter(),
tagset(fsaFileStartPtr, currentCharsetConverter),
fsaFileStartPtr(fsaFileStartPtr),
fsa(FSAType::getFSA(fsaFileStartPtr, initializeDeserializer(processorType))),
separatorsList(getSeparatorsList(fsaFileStartPtr)),
segrulesFSAsMap(createSegrulesFSAsMap(fsaFileStartPtr)),
currSegrulesOptions(getDefaultSegrulesOptions(fsaFileStartPtr)),
currSegrulesFSA(getDefaultSegrulesFSA(segrulesFSAsMap, fsaFileStartPtr)),
isFromFile(false),
chunksDecoder(
processorType == ANALYZER
? (InterpretedChunksDecoder*) new InterpretedChunksDecoder4Analyzer(*this)
: (InterpretedChunksDecoder*) new InterpretedChunksDecoder4Generator(*this)),
processorType(processorType),
casePatternHelper(new CasePatternHelper()) {
}
const CharsetConverter* Environment::getCharsetConverter(Charset charset) const {
switch (charset) {
case UTF8:
return &UTF8CharsetConverter::getInstance();
case ISO8859_2:
return &ISO8859_2_CharsetConverter::getInstance();
case CP1250:
return &Windows_1250_CharsetConverter::getInstance();
case CP852:
return &CP852_CharsetConverter::getInstance();
default:
throw MorfeuszException("invalid charset");
}
}
Environment::~Environment() {
delete this->fsa;
if (this->isFromFile) {
deleteSegrulesFSAs(this->segrulesFSAsMap);
delete this->fsaFileStartPtr;
}
delete this->chunksDecoder;
delete this->casePatternHelper;
}
void Environment::setCharset(Charset charset) {
this->currentCharsetConverter = this->getCharsetConverter(charset);
this->tagset.setCharsetConverter(currentCharsetConverter);
}
const CharsetConverter& Environment::getCharsetConverter() const {
return *this->currentCharsetConverter;
}
const CaseConverter& Environment::getCaseConverter() const {
return this->caseConverter;
}
void Environment::setTagset(IdResolverImpl& tagset) {
this->tagset = tagset;
this->tagset.setCharsetConverter(currentCharsetConverter);
}
const IdResolverImpl& Environment::getTagset() const {
return this->tagset;
}
void Environment::setDictionaryFile(const std::string& filename) {
if (this->isFromFile) {
delete this->fsa;
deleteSegrulesFSAs(this->segrulesFSAsMap);
delete this->fsaFileStartPtr;
}
this->fsaFileStartPtr = readFile<unsigned char>(filename.c_str());
this->fsa = FSA< InterpsGroupsReader > ::getFSA(fsaFileStartPtr, initializeDeserializer(this->processorType));
this->separatorsList = getSeparatorsList(fsaFileStartPtr);
this->segrulesFSAsMap = createSegrulesFSAsMap(this->fsaFileStartPtr);
this->currSegrulesFSA = getDefaultSegrulesFSA(this->segrulesFSAsMap, this->fsaFileStartPtr);
this->isFromFile = true;
this->tagset = IdResolverImpl(fsaFileStartPtr, currentCharsetConverter);
}
const SegrulesFSA& Environment::getCurrentSegrulesFSA() const {
return *(this->currSegrulesFSA);
}
const FSAType& Environment::getFSA() const {
return *(this->fsa);
}
const InterpretedChunksDecoder& Environment::getInterpretedChunksDecoder() const {
return *(this->chunksDecoder);
}
void Environment::setSegrulesOption(const std::string& option, const std::string& value) {
if (this->currSegrulesOptions.find(option) == this->currSegrulesOptions.end()) {
throw MorfeuszException("Invalid segmentation option '"+option+"'");
}
SegrulesOptions prevOptions = this->currSegrulesOptions;
this->currSegrulesOptions[option] = value;
if (this->segrulesFSAsMap.find(this->currSegrulesOptions) == this->segrulesFSAsMap.end()) {
this->currSegrulesOptions = prevOptions;
throw MorfeuszException("Invalid '"+option+"' option value: '"+value+"'");
}
this->currSegrulesFSA = this->segrulesFSAsMap.find(this->currSegrulesOptions)->second;
}
MorfeuszProcessorType Environment::getProcessorType() const {
return this->processorType;
}
void Environment::setCaseSensitive(bool caseSensitive) {
this->casePatternHelper->setCaseSensitive(caseSensitive);
}
const CasePatternHelper& Environment::getCasePatternHelper() const {
return *this->casePatternHelper;
}
bool Environment::isSeparator(uint32_t codepoint) const {
return binary_search(
this->separatorsList.begin(),
this->separatorsList.end(),
codepoint);
}
}