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https://github.com/moses-smt/mosesdecoder.git
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104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
//
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#ifndef moses_SyntacticLanguageModelFiles_h
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#define moses_SyntacticLanguageModelFiles_h
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#include "nl-iomacros.h"
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#include "nl-string.h"
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namespace Moses
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{
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template <class MH, class MO>
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class SyntacticLanguageModelFiles
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{
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public:
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SyntacticLanguageModelFiles(const std::vector<std::string>& filePaths);
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~SyntacticLanguageModelFiles();
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MH* getHiddenModel();
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MO* getObservedModel();
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private:
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MH* hiddenModel;
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MO* observedModel;
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};
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template <class MH, class MO>
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SyntacticLanguageModelFiles<MH,MO>::SyntacticLanguageModelFiles(const std::vector<std::string>& filePaths)
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{
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this->hiddenModel = new MH();
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this->observedModel = new MO();
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//// I. LOAD MODELS...
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std::cerr << "Reading syntactic language model files...\n";
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// For each model file...
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for ( int a=0, n=filePaths.size(); a<n; a++ ) { // read models
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FILE* pf = fopen(filePaths[a].c_str(),"r"); //CHECK(pf); // Read model file
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if(!pf) {
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std::cerr << "Error loading model file " << filePaths[a] << std::endl;
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return;
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}
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std::cerr << "Loading model \'" << filePaths[a] << "\'...\n";
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int c=' ';
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int i=0;
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int line=1;
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String sBuff(1000); // Lookahead/ctrs/buffers
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CONSUME_ALL ( pf, c, WHITESPACE(c), line); // Get to first record
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while ( c!=-1 && c!='\0' && c!='\5' ) { // For each record
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CONSUME_STR ( pf, c, (c!='\n' && c!='\0' && c!='\5'), sBuff, i, line ); // Consume line
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StringInput si(sBuff.c_array());
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if ( !( sBuff[0]=='#' // Accept comments/fields
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|| si>>*(this->hiddenModel)>>"\0"!=NULL
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|| si>>*(this->observedModel)>>"\0"!=NULL
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))
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std::cerr<<"\nERROR: can't parse \'"<<sBuff<<"\' in line "<<line<<"\n\n";
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CONSUME_ALL ( pf, c, WHITESPACE(c), line); // Consume whitespace
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if ( line%100000==0 ) std::cerr<<" "<<line<<" lines read...\n"; // Progress for big models
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}
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std::cerr << "Model \'" << filePaths[a] << "\' loaded.\n";
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}
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std::cerr << "...reading syntactic language model files completed\n";
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}
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template <class MH, class MO>
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SyntacticLanguageModelFiles<MH,MO>::~SyntacticLanguageModelFiles()
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{
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VERBOSE(3,"Destructing syntactic language model files" << std::endl);
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delete hiddenModel;
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delete observedModel;
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}
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template <class MH, class MO>
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MH* SyntacticLanguageModelFiles<MH,MO>::getHiddenModel()
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{
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return this->hiddenModel;
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}
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template <class MH, class MO>
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MO* SyntacticLanguageModelFiles<MH,MO>::getObservedModel()
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{
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return this->observedModel;
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}
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}
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#endif
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