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/* Copyright 2013 10gen Inc.
*
* 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.
*/
#pragma once
#include "mongo/base/status.h"
namespace mongo {
namespace logger {
/**
* Interface for sinks in a logging system. The core of logging is when events of type E are
* appended to instances of Appender<E>.
*
* Example concrete instances are ConsoleAppender<E>, SyslogAppender<E> and
* RotatableFileAppender<E>.
*/
template <typename E>
class Appender {
public:
typedef E Event;
virtual ~Appender() {}
/**
* Appends "event", returns Status::OK() on success.
*/
virtual Status append(const Event& event) = 0;
};
} // namespace logger
} // namespace mongo
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