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// Copyright Contributors to the DNF5 project.
// Copyright Contributors to the libdnf project.
// SPDX-License-Identifier: LGPL-2.1-or-later
//
// This file is part of libdnf: https://github.com/rpm-software-management/libdnf/
//
// Libdnf 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 2.1 of the License, or
// (at your option) any later version.
//
// Libdnf 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 libdnf. If not, see <https://www.gnu.org/licenses/>.
#ifndef LIBDNF5_LOGGER_NULL_LOGGER_HPP
#define LIBDNF5_LOGGER_NULL_LOGGER_HPP
#include "logger.hpp"
#include "libdnf5/defs.h"
namespace libdnf5 {
/// NullLogger is an implementation of logging class that discards all incoming logging messages.
/// It can be used in case when no logs are needed.
class LIBDNF_API NullLogger : public Logger {
public:
explicit NullLogger();
~NullLogger() override;
void log_line(Level level, const std::string & message) noexcept override;
void write(
const std::chrono::time_point<std::chrono::system_clock> & time,
pid_t pid,
Level level,
const std::string & message) noexcept override;
};
} // namespace libdnf5
#endif
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