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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 <boost/scoped_ptr.hpp>
#include <iostream>
#include "mongo/base/disallow_copying.h"
#include "mongo/base/status.h"
#include "mongo/logger/appender.h"
#include "mongo/logger/console.h"
#include "mongo/logger/encoder.h"
namespace mongo {
namespace logger {
/**
* Appender for writing to the console (stdout).
*/
template <typename Event, typename ConsoleType = Console>
class ConsoleAppender : public Appender<Event> {
MONGO_DISALLOW_COPYING(ConsoleAppender);
public:
typedef Encoder<Event> EventEncoder;
explicit ConsoleAppender(EventEncoder* encoder) : _encoder(encoder) {}
virtual Status append(const Event& event) {
ConsoleType console;
_encoder->encode(event, console.out()).flush();
if (!console.out())
return Status(ErrorCodes::LogWriteFailed, "Error writing log message to console.");
return Status::OK();
}
private:
boost::scoped_ptr<EventEncoder> _encoder;
};
} // namespace logger
} // namespace mongo
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