/**
* Relational pipes
* Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <ext/stdio_filebuf.h>
#include "FilesystemCommand.h"
namespace relpipe {
namespace in {
namespace filesystem {
namespace fs = std::filesystem;
using namespace relpipe::writer;
class PlainFilesystemCommand : public FilesystemCommand {
public:
void process(int inputFD, int outputFD, Configuration& configuration) {
__gnu_cxx::stdio_filebuf<char> inputBuffer(inputFD, std::ios::in);
__gnu_cxx::stdio_filebuf<char> outputBuffer(outputFD, std::ios::out);
std::istream input(&inputBuffer);
std::ostream output(&outputBuffer);
std::shared_ptr<RelationalWriter> writer(Factory::create(output));
std::map<string_t, std::shared_ptr < AttributeFinder>> attributeFinders = createAttributeFinders();
string_t relationName = fetchRelationName(&configuration);
writeHeader(writer.get(), attributeFinders, relationName, &configuration.fields);
for (std::stringstream originalName; readNext(input, originalName); reset(originalName)) {
processSingleFile(writer, originalName, attributeFinders, configuration, relationName);
}
}
};
}
}
}