MessageSink.hh

 
#ifndef GRAMODS_CORE_MESSAGESINK
#define GRAMODS_CORE_MESSAGESINK
 
#include <gmCore/config.hh>
 
#include <gmCore/ConsoleLevel.hh>
#include <gmCore/Object.hh>
#include <gmCore/OFactory.hh>
 
#include <ostream>
#include <chrono>
 
BEGIN_NAMESPACE_GMCORE;
 
class MessageSink
  : public gmCore::Object {
 
public:
 
  struct Message {
 
    typedef std::chrono::steady_clock clock;
 
    Message(ConsoleLevel level, std::string tag, std::string msg,
            std::string file, int line, std::string function)
      : level(level), tag(tag), message(msg),
        source_data_available(true), file(file), line(line), function(function),
        time_stamp(clock::now()) {}
 
    Message(ConsoleLevel level, std::string tag, std::string msg)
      : level(level), tag(tag), message(msg),
        source_data_available(false), file(""), line(0), function(""),
        time_stamp(clock::now()) {}
 
    clock::duration getDuration() {
      static clock::time_point start_time = clock::now();
      return time_stamp - start_time;
    }
 
    ConsoleLevel level;
 
    std::string tag;
    std::string message;
 
    bool source_data_available;
    std::string file;
    int line;
    std::string function;
 
    clock::time_point time_stamp;
  };
 
  virtual void initialize() override;
 
  void setShowTime(bool on) {
    show_time = on;
  }
 
  virtual void output(Message msg) = 0;
 
  GM_OFI_DECLARE;
 
protected:
 
  void outputMetadata(std::ostream &out, Message msg);
 
private:
 
  bool show_time = false;
};
 
END_NAMESPACE_GMCORE;
 
#endif