text: /*
   * Licensed to Green Energy Corp (www.greenenergycorp.com) under one or
   * more contributor license agreements. See the NOTICE file distributed
   * with this work for additional information regarding copyright ownership.
   * Green Energy Corp licenses this file to you 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.
   *
   * This project was forked on 01/01/2013 by Automatak, LLC and modifications
   * may have been made to this file. Automatak, LLC licenses these modifications
   * to you under the terms of the License.
   */
  #ifndef OPENPAL_LOGGER_H
  #define OPENPAL_LOGGER_H
  
  #include "openpal/logging/ILogHandler.h"
  
  #include <memory>
  #include <string>
  
  namespace openpal
  {
  
  
  /**
  * A copyable facade over a LogRoot class
  */
  class Logger
  {
  
  public:
  
  	struct Settings
  	{
  		Settings(const std::string& id, openpal::LogFilters levels) : id(id), levels(levels)
  		{}
  
  		std::string id;
  		openpal::LogFilters levels;
  	};
  
  	Logger(const std::shared_ptr<ILogHandler>& backend, const std::string& id, openpal::LogFilters levels);
  
  	static Logger Empty()
  	{
  		return Logger(nullptr, "", 0);
  	}
  
  	void Log(const LogFilters& filters, const char* location, const char* message);
  
  	Logger Detach(const std::string& id) const
  	{
  		return Logger(this->backend, std::make_shared<Settings>(id, this->settings->levels));
  	}
  
  	Logger Detach(const std::string& id, openpal::LogFilters levels) const
  	{
  		return Logger(this->backend, std::make_shared<Settings>(id, levels));
  	}
  
  	Logger Detach(openpal::LogFilters levels) const
  	{
  		return Logger(this->backend, std::make_shared<Settings>(this->settings->id, levels));
  	}
  
  	bool IsEnabled(const LogFilters& filters) const;
  
  	LogFilters GetFilters() const
  	{
  		return this->settings->levels;
  	}
  
  	void SetFilters(const openpal::LogFilters& filters)
  	{
  		this->settings->levels = filters;
  	}
  
  	void Rename(const std::string& id)
  	{
  		this->settings->id = id;
  	}
  
  private:
  
  	Logger(const std::shared_ptr<ILogHandler>& backend, const std::shared_ptr<Settings>& settings) :
  		backend(backend),
  		settings(settings)
  	{}
  
  	Logger() = delete;
  	Logger& operator=(const Logger&) = delete;
  
  	const std::shared_ptr<ILogHandler> backend;
  	const std::shared_ptr<Settings> settings;
  };
  
  }
  
  #endif
  
  