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Refactor FairMQProgOptions

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This commit is contained in:
Alexey Rybalchenko
2018-05-24 15:38:22 +02:00
committed by Mohammad Al-Turany
parent ca694e4054
commit 8b88e67360
33 changed files with 489 additions and 1758 deletions
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173
fairmq/options/FairProgOptions.h
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@@ -1,172 +1 @@
/********************************************************************************
* Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
* *
* This software is distributed under the terms of the *
* GNU Lesser General Public Licence (LGPL) version 3, *
* copied verbatim in the file "LICENSE" *
********************************************************************************/
/*
* File: FairProgOptions.h
* Author: winckler
*
* Created on March 11, 2015, 5:38 PM
*/
#ifndef FAIRPROGOPTIONS_H
#define FAIRPROGOPTIONS_H
#include "FairMQLogger.h"
#include "FairProgOptionsHelper.h"
#include <fairmq/Tools.h>
#include <boost/program_options.hpp>
#include <boost/filesystem.hpp>
#include <string>
#include <vector>
#include <iostream>
#include <fstream>
#include <mutex>
#include <exception>
namespace po = boost::program_options;
namespace fs = boost::filesystem;
class FairProgOptions
{
public:
FairProgOptions();
virtual ~FairProgOptions();
auto GetPropertyKeys() const -> std::vector<std::string>
{
std::lock_guard<std::mutex> lock{fConfigMutex};
std::vector<std::string> result;
for (const auto& it : fVarMap)
{
result.push_back(it.first.c_str());
}
return result;
}
// add options_description
int AddToCmdLineOptions(const po::options_description optDesc, bool visible = true);
po::options_description& GetCmdLineOptions();
// get value corresponding to the key
template<typename T>
T GetValue(const std::string& key) const
{
std::unique_lock<std::mutex> lock(fConfigMutex);
T val = T();
if (fVarMap.count(key))
{
val = fVarMap[key].as<T>();
}
else
{
LOG(warn) << "Config has no key: " << key << ". Returning default constructed object.";
}
return val;
}
// Given a key, convert the variable value to string
std::string GetStringValue(const std::string& key)
{
std::unique_lock<std::mutex> lock(fConfigMutex);
std::string valueStr;
try
{
if (fVarMap.count(key))
{
valueStr = fair::mq::ConvertVariableValue<fair::mq::VarInfoToString>()(fVarMap.at(key));
}
}
catch (std::exception& e)
{
LOG(error) << "Exception thrown for the key '" << key << "'";
LOG(error) << e.what();
}
return valueStr;
}
int Count(const std::string& key) const
{
std::unique_lock<std::mutex> lock(fConfigMutex);
return fVarMap.count(key);
}
//restrict conversion to fundamental types
template<typename T>
T ConvertTo(const std::string& strValue)
{
if (std::is_arithmetic<T>::value)
{
std::istringstream iss(strValue);
T val;
iss >> val;
return val;
}
else
{
LOG(error) << "the provided string " << strValue << " cannot be converted in the requested type. The target types must be arithmetic types";
}
}
const po::variables_map& GetVarMap() const { return fVarMap; }
int ParseCmdLine(const int argc, char const* const* argv, bool allowUnregistered = false);
void ParseDefaults();
virtual int ParseAll(const int argc, char const* const* argv, bool allowUnregistered = false) = 0;
virtual int PrintOptions();
virtual int PrintOptionsRaw();
protected:
// options container
po::variables_map fVarMap;
// options descriptions
po::options_description fGeneralOptions;
po::options_description fAllOptions;
mutable std::mutex fConfigMutex;
virtual int ImmediateOptions() = 0;
// UpdateVarMap() and Replace() --> helper functions to modify the value of variable map after calling po::store
template<typename T>
void UpdateVarMap(const std::string& key, const T& val)
{
Replace(fVarMap, key, val);
}
template<typename T>
void Replace(std::map<std::string, po::variable_value>& vm, const std::string& key, const T& val)
{
vm[key].value() = boost::any(val);
}
private:
fair::mq::VarValInfo GetVariableValueInfo(const po::variable_value& varValue);
static void Max(int& val, const int& comp)
{
if (comp > val)
{
val = comp;
}
}
};
#endif /* FAIRPROGOPTIONS_H */
#warning "This header file is deprecated. Use FairMQProgOptions class directly which now contains all FairProgOptions functionality. Note, that FairMQProgOptions is also available if you include FairMQDevice."