BoilerPlate-LightweightLogging Service OMG Formal/03-11-03

LogBrowser.h

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#ifndef LOGBROWSER_H
#define LOGBROWSER_H

#include <string>
#include <iostream>
#include <fstream>
#include <list>

#include "BP_CosLw_Log.h"
#include "LogState.h"
#include "LogRecordFilter.h"

class LogBrowser
{
   public:

      LogBrowser(LogState& log_state);

      ~LogBrowser();

      CosLwLog::RecordId find_by_time(const CosLwLog::LogTime& mark);
     
      void prepare(const CosLwLog::RecordId& start_rec);

      CosLwLog::RecordId load_records(
            std::list<CosLwLog::LogRecord>& cont,
            const CORBA::ULong& maximum,
            const LogRecordFilter& filter
            );


   private:

      std::ifstream _log;

      std::string  _log_name;

      LogState& _log_state;

      IdxRecordId::IdxRecord _current_state;

      CosLwLog::LogRecord _parse_recd(std::string& recd_line);

      void _parse_producer_id(std::string& text, CosLwLog::LogRecord& recd);
      
      void _parse_producer_name(std::string& text, CosLwLog::LogRecord& recd);

      void _parse_log_time(std::string& text, CosLwLog::LogRecord& recd);

      void _parse_log_level(std::string& text, CosLwLog::LogRecord& recd);

      void _parse_log_data(std::string& text, CosLwLog::LogRecord& recd);

      bool _is_bounded(const CosLwLog::RecordId& rec_id);

      bool _open_log(const std::string& name);

      std::ios::pos_type _position(const CosLwLog::RecordId& rec_id);

};

#endif

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