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100 lines (81 loc) · 3.18 KB
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/**
* @file ProgramWithArguments.cpp
*
* @date Aug 27, 2014
* @author Hubert Degaudenzi
*
* @copyright 2012-2020 Euclid Science Ground Segment
*
* 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 3.0 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
*
*/
#include <iostream> // for basic_ostream, operator<<, endl, cout
#include <map> // for map
#include <string> // for basic_string, char_traits, allocator, string, operator<<, operator<
#include <utility> // for make_pair, pair
#include <vector> // for vector
#include <boost/program_options.hpp> // for value, options_description_easy_init, typed_value, variable_value
#include "ElementsKernel/Main.h" // for MAIN_FOR
#include "ElementsKernel/Program.h" // for Program
#include "ElementsKernel/Unused.h" // for ELEMENTS_UNUSED
using std::map;
using std::string;
using std::vector;
using boost::program_options::value;
namespace Elements::Examples {
/**
* @class ProgramWithArguments
* @brief
* Example of an Elements program
* @details
* This class is an example of a program based on the ElementsProgram class. It can be copied/pasted
* conveniently to write a new program.
*/
class ProgramWithArguments final : public Program {
public:
/**
* @brief
* The "main" method.
* @details
* This method is the entry point to the program. In this sense, it is similar to a main
* (and it is why it is called mainMethod()). The code below provides only example stuff
* which should be replaced by real code in any program.
*
* See the ElementsProgram documentation for more details.
*
*/
ExitCode mainMethod(ELEMENTS_UNUSED map<string, VariableValue>& args) override {
// Get logger and log the entry into the mainMethod
const auto log = Logging::getLogger();
log.info("This Works");
using std::cout;
using std::endl;
cout << "This Works too!" << endl;
if (args.count("input-files") > 0) {
const auto files = args["input-files"].as<vector<string>>();
for (const string& file : files) {
cout << "Input file " << file << endl;
}
}
return ExitCode::OK;
}
std::pair<OptionsDescription, PositionalOptionsDescription> defineProgramArguments() override {
OptionsDescription desc{};
auto add = desc.add_options();
add("input-files", value<vector<string>>(), "Input files");
PositionalOptionsDescription pos_desc;
pos_desc.add("input-files", -1);
return std::make_pair(desc, pos_desc);
}
};
} // namespace Elements::Examples
MAIN_FOR(Elements::Examples::ProgramWithArguments)