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/*
* Util.h
* met - Minimum Error Training
*
* Created by Nicola Bertoldi on 13/05/08.
*
*/
#ifndef UTIL_H
#define UTIL_H
#include <cstdlib>
#include <stdexcept>
#include <limits>
#include <vector>
#include <map>
#include <iostream>
#include <sstream>
#include <string>
#include <cstring>
#include "Types.h"
using namespace std;
#define US_NOSET (numeric_limits<unsigned short>::max())
#define MAX_LINE 1024
#ifdef TRACE_ENABLE
#define TRACE_ERR(str) { std::cerr << str; }
#else
#define TRACE_ERR(str) { }
#endif
const char kDefaultDelimiterSymbol[] = " ";
int verboselevel();
int setverboselevel(int v);
/**
* Find the specified delimiter for the string 'str', and 'str' is assigned
* to a substring object that starts at the position of first occurrence of
* the delimiter in 'str'. 'substr' is copied from 'str' ranging from
* the start position of 'str' to the position of first occurrence of
* the delimiter.
*
* It returns the position of first occurrence in the queried string.
* If the content is not found, std::string::npos is returned.
*/
size_t getNextPound(std::string &str, std::string &substr,
const std::string &delimiter = kDefaultDelimiterSymbol);
void split(const std::string &s, char delim, std::vector<std::string> &elems);
void Tokenize(const char *str, const char delim, std::vector<std::string> *res);
template<typename T>
inline T Scan(const std::string &input)
{
std::stringstream stream(input);
T ret;
stream >> ret;
return ret;
}
template<typename T>
inline std::string stringify(T x)
{
std::ostringstream o;
if (!(o << x))
throw std::runtime_error("stringify(template<typename T>)");
return o.str();
}
inline ScoreStatsType ConvertCharToScoreStatsType(const char *str)
{
return std::atoi(str);
}
inline ScoreStatsType ConvertStringToScoreStatsType(const std::string& str)
{
return ConvertCharToScoreStatsType(str.c_str());
}
inline FeatureStatsType ConvertCharToFeatureStatsType(const char *str)
{
return static_cast<FeatureStatsType>(std::atof(str));
}
inline FeatureStatsType ConvertStringToFeatureStatsType(const std::string &str)
{
return ConvertCharToFeatureStatsType(str.c_str());
}
// Utilities to measure decoding time
void ResetUserTime();
void PrintUserTime(const std::string &message);
double GetUserTime();
#endif // UTIL_H
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