// util/simple-options.h
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// Copyright 2013 Tanel Alumae, Tallinn University of Technology
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// See ../../COPYING for clarification regarding multiple authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
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// WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
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// MERCHANTABLITY OR NON-INFRINGEMENT.
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// See the Apache 2 License for the specific language governing permissions and
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// limitations under the License.
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#ifndef KALDI_UTIL_SIMPLE_OPTIONS_H_
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#define KALDI_UTIL_SIMPLE_OPTIONS_H_
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#include <map>
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#include <string>
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#include <vector>
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#include "base/kaldi-common.h"
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#include "itf/options-itf.h"
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namespace kaldi {
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/// The class SimpleOptions is an implementation of OptionsItf that allows
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/// setting and getting option values programmatically, i.e., via getter
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/// and setter methods. It doesn't provide any command line parsing
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/// functionality.
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/// The class ParseOptions should be used for command-line options.
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class SimpleOptions : public OptionsItf {
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public:
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SimpleOptions() {
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}
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virtual ~SimpleOptions() {
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}
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// Methods from the interface
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void Register(const std::string &name, bool *ptr, const std::string &doc);
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void Register(const std::string &name, int32 *ptr, const std::string &doc);
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void Register(const std::string &name, uint32 *ptr, const std::string &doc);
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void Register(const std::string &name, float *ptr, const std::string &doc);
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void Register(const std::string &name, double *ptr, const std::string &doc);
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void Register(const std::string &name, std::string *ptr,
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const std::string &doc);
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// set option with the specified key, return true if successful
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bool SetOption(const std::string &key, const bool &value);
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bool SetOption(const std::string &key, const int32 &value);
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bool SetOption(const std::string &key, const uint32 &value);
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bool SetOption(const std::string &key, const float &value);
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bool SetOption(const std::string &key, const double &value);
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bool SetOption(const std::string &key, const std::string &value);
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bool SetOption(const std::string &key, const char* value);
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// get option with the specified key and put to 'value',
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// return true if successful
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bool GetOption(const std::string &key, bool *value);
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bool GetOption(const std::string &key, int32 *value);
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bool GetOption(const std::string &key, uint32 *value);
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bool GetOption(const std::string &key, float *value);
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bool GetOption(const std::string &key, double *value);
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bool GetOption(const std::string &key, std::string *value);
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enum OptionType {
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kBool,
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kInt32,
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kUint32,
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kFloat,
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kDouble,
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kString
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};
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struct OptionInfo {
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OptionInfo(const std::string &doc, OptionType type) :
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doc(doc), type(type) {
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}
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std::string doc;
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OptionType type;
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};
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std::vector<std::pair<std::string, OptionInfo> > GetOptionInfoList();
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/*
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* Puts the type of the option with name 'key' in the argument 'type'.
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* Return true if such option is found, false otherwise.
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*/
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bool GetOptionType(const std::string &key, OptionType *type);
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private:
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std::vector<std::pair<std::string, OptionInfo> > option_info_list_;
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// maps for option variables
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std::map<std::string, bool*> bool_map_;
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std::map<std::string, int32*> int_map_;
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std::map<std::string, uint32*> uint_map_;
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std::map<std::string, float*> float_map_;
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std::map<std::string, double*> double_map_;
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std::map<std::string, std::string*> string_map_;
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};
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} // namespace kaldi
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#endif // KALDI_UTIL_SIMPLE_OPTIONS_H_
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