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Diffstat (limited to 'contrib/moses2/legacy/Parameter.h')
| -rw-r--r-- | contrib/moses2/legacy/Parameter.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/contrib/moses2/legacy/Parameter.h b/contrib/moses2/legacy/Parameter.h new file mode 100644 index 000000000..5f5ff393c --- /dev/null +++ b/contrib/moses2/legacy/Parameter.h @@ -0,0 +1,177 @@ +/// $Id$ + +/*********************************************************************** + Moses - factored phrase-based language decoder + Copyright (C) 2006 University of Edinburgh + + 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 + ***********************************************************************/ + +#pragma once + +#include <string> +#include <set> +#include <map> +#include <vector> +#include <boost/program_options.hpp> +#include "Util2.h" + +namespace Moses2 +{ + +typedef std::vector<std::string> PARAM_VEC; +typedef std::map<std::string, PARAM_VEC> PARAM_MAP; +typedef std::map<std::string, bool> PARAM_BOOL; +typedef std::map<std::string, std::string> PARAM_STRING; + +/** Handles parameter values set in config file or on command line. + * Process raw parameter data (names and values as strings) for StaticData + * to parse; to get useful values, see StaticData. + */ +class Parameter +{ + typedef boost::program_options::options_description options_description; + typedef boost::program_options::value_semantic value_semantic; +protected: + PARAM_MAP m_setting; + PARAM_BOOL m_valid; + PARAM_STRING m_abbreviation; + PARAM_STRING m_description; + PARAM_STRING m_fullname; + // std::map<char,std::set<std::string> > m_confusable; + // stores long parameter names that start with a letter that is also a short option. + options_description m_options; + + std::map<std::string, std::vector<float> > m_weights; + + std::string FindParam(const std::string ¶mSwitch, int argc, char* argv[]); + void OverwriteParam(const std::string ¶mSwitch, + const std::string ¶mName, int argc, char* argv[]); + bool ReadConfigFile(const std::string &filePath); + bool FilesExist(const std::string ¶mName, int fieldNo, + std::vector<std::string> const& fileExtension = std::vector<std::string>( + 1, "")); + bool isOption(const char* token); + bool Validate(); + + void + AddParam(options_description& optgroup, value_semantic const* optvalue, + std::string const& paramName, std::string const& description); + + void + AddParam(options_description& optgroup, std::string const ¶mName, + std::string const &description); + + void + AddParam(options_description& optgroup, value_semantic const* optvalue, + std::string const& paramName, std::string const& abbrevName, + std::string const& description); + + void + AddParam(options_description& optgroup, std::string const& paramName, + std::string const& abbrevName, std::string const& description); + + void PrintCredit(); + void PrintFF() const; + + void SetWeight(const std::string &name, size_t ind, float weight); + void SetWeight(const std::string &name, size_t ind, + const std::vector<float> &weights); + void AddWeight(const std::string &name, size_t ind, + const std::vector<float> &weights); + void ConvertWeightArgs(); + void ConvertWeightArgsSingleWeight(const std::string &oldWeightName, + const std::string &newWeightName); + void ConvertWeightArgsPhraseModel(const std::string &oldWeightName); + void ConvertWeightArgsLM(); + void ConvertWeightArgsDistortion(); + void ConvertWeightArgsGeneration(const std::string &oldWeightName, + const std::string &newWeightName); + void ConvertWeightArgsPhrasePenalty(); + void ConvertWeightArgsWordPenalty(); + void ConvertPhrasePenalty(); + void CreateWeightsMap(); + void CreateWeightsMap(const PARAM_VEC &vec); + void WeightOverwrite(); + void AddFeature(const std::string &line); + void AddFeaturesCmd(); + +public: + Parameter(); + ~Parameter(); + bool LoadParam(int argc, char* argv[]); + bool LoadParam(const std::string &filePath); + void Explain(); + + /** return a vector of strings holding the whitespace-delimited values on the ini-file line corresponding to the given parameter name */ + const PARAM_VEC *GetParam(const std::string ¶mName) const; + + /** check if parameter is defined (either in moses.ini or as switch) */ + bool isParamSpecified(const std::string ¶mName) const + { + return m_setting.find(paramName) != m_setting.end(); + } + + void OverwriteParam(const std::string ¶mName, PARAM_VEC values); + + std::vector<float> GetWeights(const std::string &name); + const std::map<std::string, std::vector<float> > &GetAllWeights() const + { + return m_weights; + } + std::set<std::string> GetWeightNames() const; + + const PARAM_MAP &GetParams() const + { + return m_setting; + } + + void Save(const std::string path); + + template<typename T> + void SetParameter(T &var, const std::string &name, + const T &defaultValue) const + { + const PARAM_VEC *params = GetParam(name); + if (params && params->size()) { + var = Scan<T>(params->at(0)); + } + else { + var = defaultValue; + } + } + + void SetParameter(bool& var, std::string const& name); + + bool SetBooleanSwitch(bool& val, std::string const name) + { + // issues a warning if format is wrong + const PARAM_VEC *params = GetParam(name); + val = (params && params->size()); + if (val && params->size() != 1) { + std::cerr << "ERROR: wrong format for switch -" << name; + return false; + } + return true; + } + +}; + +template<> +void Parameter::SetParameter<bool>(bool &var, const std::string &name, + const bool &defaultValue) const; + +} + |