//----------------------------------------------------------------------------
//
//  Copyright (C) Intel Corporation, 2006 - 2007.
//
//  File:       Logger.h
//
//  Contents:   Handles the logging mechanism of the MPS.
//
//  Notes:      
//----------------------------------------------------------------------------
#ifndef _Logger_H__
#define _Logger_H__

#include <ace/Logging_Strategy.h>
#include <ace/Log_Msg.h>

#include "ObserverPattern.h"
#include "OptionsUtils.h"

#define LOG_FILE_SIZE_SAMPLE_INTERVAL "5"

class Logger : public Observer_Pattern_Observer
{
public:

	Logger() : _init(false) {}

	STATUS init(const char * logFileName);

	~Logger() {}

	bool checkInit() { return _init; }

	int update()
	{
		if (!checkInit())
		{
			ACE_ERROR_RETURN((LM_ERROR, "Cannot update Logger since it was not initialized.\n"), STATUS_FAILURE);
		}
		
		u_long mask = priorities(getTraceLevel()->c_str());
		ACE_LOG_MSG->priority_mask(mask, ACE_Log_Msg::PROCESS);

		return 0;
	}

	void close();

private:
	bool _init;
	ACE_Logging_Strategy _logging_strategy;

	// Parse the string containing (thread) priorities and set them
	// accordingly. This function is a modified ACE function.
	u_long priorities(const ACE_TCHAR *priority_string);
};

#endif /* _Logger_H__ */