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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __NNFW_BENCHMARK_CSV_WRITER_H__
#define __NNFW_BENCHMARK_CSV_WRITER_H__
#include <cstdint>
#include <vector>
#include <string>
#include <fstream>
namespace benchmark
{
class CsvWriter
{
public:
CsvWriter(const std::string &csv_filename);
CsvWriter(const std::string &csv_filename, const std::vector<std::string> &header);
virtual ~CsvWriter();
void write(const std::string &val);
void write(double val);
void write(uint32_t val);
void write(char val);
bool done();
public:
static const char delimiter = ',';
static const char newline = '\n';
friend CsvWriter &operator<<(CsvWriter &csvw, const std::string &val);
friend CsvWriter &operator<<(CsvWriter &csvw, double val);
friend CsvWriter &operator<<(CsvWriter &csvw, uint32_t val);
friend CsvWriter &operator<<(CsvWriter &csvw, char val);
private:
void writeHeader(const std::vector<std::string> &header);
inline void postWrite();
private:
std::ofstream _ofs;
uint32_t _header_size;
uint32_t _col_idx;
uint32_t _row_idx;
};
} // namespace benchmark
#endif // __NNFW_BENCHMARK_CSV_WRITER_H__
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