LogConfigHandler.h

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// --------------------------------------------------------------------------
//                   OpenMS -- Open-Source Mass Spectrometry
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// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2018.
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// $Maintainer: Timo Sachsenberg$
// $Authors: Stephan Aiche$
// --------------------------------------------------------------------------

#pragma once

#include <OpenMS/CONCEPT/LogStream.h>
#include <OpenMS/CONCEPT/StreamHandler.h>

#include <OpenMS/DATASTRUCTURES/StringListUtils.h>
#include <OpenMS/DATASTRUCTURES/Param.h>

namespace OpenMS
{

  class OPENMS_DLLAPI LogConfigHandler
  {
public:

    static String PARAM_NAME; 

    Param parse(const StringList & setting);

    void configure(const Param & param);


    ostream & getStream(const String & stream_name);

    static LogConfigHandler & getInstance();

    virtual ~LogConfigHandler();
protected:

    Logger::LogStream & getLogStreamByName_(const String & stream_name);

    std::set<String> & getConfigSetByName_(const String & stream_type);

    StreamHandler::StreamType getStreamTypeByName_(const String & stream_type);

    std::set<String> debug_streams_; 
    std::set<String> info_streams_; 
    std::set<String> warn_streams_; 
    std::set<String> error_streams_; 
    std::set<String> fatal_streams_; 

    std::map<String, StreamHandler::StreamType> stream_type_map_; 

private:
    friend OPENMS_DLLAPI std::ostream & operator<<(std::ostream & os, LogConfigHandler const & lch);

    // the pointer to the single instance
    static LogConfigHandler * instance_;

    // it is a singleton so we hide all c' and d'tors

    LogConfigHandler();

    LogConfigHandler(const LogConfigHandler & source);

    virtual LogConfigHandler & operator=(const LogConfigHandler & source);
  };

  OPENMS_DLLAPI std::ostream & operator<<(std::ostream & os, LogConfigHandler const & lch);

} // end namespace OpenMS