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VILLASnode/include/villas/formats/column.hpp

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C++

/** Comma-separated values.
*
* @file
* @author Steffen Vogel <svogel2@eonerc.rwth-aachen.de>
* @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
* @license Apache 2.0
*********************************************************************************/
#pragma once
#include <cstdlib>
#include <villas/formats/line.hpp>
namespace villas {
namespace node {
/* Forward declarations. */
struct Sample;
class ColumnLineFormat : public LineFormat {
protected:
virtual size_t sprintLine(char *buf, size_t len, const struct Sample *smp);
virtual size_t sscanLine(const char *buf, size_t len, struct Sample *smp);
char separator; /**< Column separator */
public:
ColumnLineFormat(int fl, char delim, char sep) :
LineFormat(fl, delim),
separator(sep)
{ }
virtual
void header(FILE *f, const SignalList::Ptr sigs);
virtual
void parse(json_t *json);
};
template <const char *name, const char *desc, int flags = 0, char delimiter = '\n', char separator = '\t'>
class ColumnLineFormatPlugin : public FormatFactory {
public:
using FormatFactory::FormatFactory;
virtual
Format * make()
{
return new ColumnLineFormat(flags, delimiter, separator);
}
/// Get plugin name
virtual
std::string getName() const
{
return name;
}
/// Get plugin description
virtual
std::string getDescription() const
{
return desc;
}
};
} /* namespace node */
} /* namespace villas */