93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
// MeCab -- Yet Another Part-of-Speech and Morphological Analyzer
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//
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//
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// Copyright(C) 2001-2006 Taku Kudo <taku@chasen.org>
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// Copyright(C) 2004-2006 Nippon Telegraph and Telephone Corporation
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#ifndef MECAB_PARAM_H
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#define MECAB_PARAM_H
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#include <map>
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#include <string>
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#include <vector>
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#include <sstream>
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#include "scoped_ptr.h"
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#include "common.h"
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namespace {
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template <class Target, class Source>
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Target lexical_cast(Source arg) {
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std::stringstream interpreter;
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Target result;
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if (!(interpreter << arg) || !(interpreter >> result) ||
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!(interpreter >> std::ws).eof()) {
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MeCab::scoped_ptr<Target> r(new Target()); // return default value
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return *r;
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}
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return result;
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}
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template <>
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std::string lexical_cast<std::string, std::string>(std::string arg) {
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return arg;
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}
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}
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namespace MeCab {
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struct Option {
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const char *name;
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char short_name;
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const char *default_value;
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const char *arg_description;
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const char *description;
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};
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class Param {
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private:
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std::map<std::string, std::string> conf_;
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std::vector<std::string> rest_;
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std::string system_name_;
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std::string help_;
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std::string version_;
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whatlog what_;
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public:
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bool open(int argc, char **argv, const Option *opt);
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bool open(const char *arg, const Option *opt);
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bool load(const char *filename);
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void clear();
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const std::vector<std::string>& rest_args() const { return rest_; }
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const char* program_name() const { return system_name_.c_str(); }
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const char *what() { return what_.str(); }
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const char* help() const { return help_.c_str(); }
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const char* version() const { return version_.c_str(); }
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int help_version() const;
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template <class T>
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T get(const char *key) const {
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std::map<std::string, std::string>::const_iterator it = conf_.find(key);
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if (it == conf_.end()) {
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scoped_ptr<T> r(new T());
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return *r;
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}
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return lexical_cast<T, std::string>(it->second);
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}
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template <class T>
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void set(const char* key, const T &value,
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bool rewrite = true) {
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std::string key2 = std::string(key);
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if (rewrite || (!rewrite && conf_.find(key2) == conf_.end()))
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conf_[key2] = lexical_cast<std::string, T>(value);
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}
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void dump_config(std::ostream *os) const;
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explicit Param() {}
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virtual ~Param() {}
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};
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}
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#endif
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