LoggerManager.h

// This file is a part of the OpenSurgSim project.
// Copyright 2013-2016, SimQuest Solutions 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.

#ifndef SURGSIM_FRAMEWORK_LOGGERMANAGER_H
#define SURGSIM_FRAMEWORK_LOGGERMANAGER_H

#include <boost/thread/mutex.hpp>
#include <unordered_map>
#include <vector>

namespace SurgSim
{
namespace Framework
{

class Logger;
class LogOutput;

class LoggerManager
{
public:
    LoggerManager();

    ~LoggerManager();

    void setDefaultOutput(std::shared_ptr<LogOutput> output);

    std::shared_ptr<LogOutput> getDefaultOutput() const;

    std::shared_ptr<Logger> getDefaultLogger();

    std::shared_ptr<Logger> getLogger(const std::string& name);

    void setThreshold(int threshold);

    void setThreshold(const std::string& path, int threshold);

    int getThreshold() const;

private:
    std::unordered_map<std::string, std::shared_ptr<Logger>> m_loggers;

    std::vector<std::pair<std::string, int>> m_thresholds;

    std::shared_ptr<LogOutput> m_defaultOutput;

    int m_globalThreshold;

    boost::mutex m_mutex;

    // Aug 13, 2013
    // VS2012 does not support "delete" now
    LoggerManager(const LoggerManager&);
    LoggerManager& operator=(const LoggerManager&);
};

}; // Framework
}; // SurgSim

#endif //SURGSIM_FRAMEWORK_LOGGERMANAGER_H