swiutillogger.hpp

openvxi3.4是一个voicexml对话脚本语言的解释器源码.可用VC６.０编译．

/*****************************************************************************
 *****************************************************************************
 *
 *
 * SWIutilLogger - logging class for SWIutil
 *
 * This provides logging definitions for SWIutil use of VXIlog, along
 * with some convenience macros.
 *
 *****************************************************************************
 ****************************************************************************/

/****************License************************************************
 * Vocalocity OpenVXI
 * Copyright (C) 2004-2005 by Vocalocity, Inc. All Rights Reserved.
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *  
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * Vocalocity, the Vocalocity logo, and VocalOS are trademarks or 
 * registered trademarks of Vocalocity, Inc. 
 * OpenVXI is a trademark of Scansoft, Inc. and used under license 
 * by Vocalocity.
 ***********************************************************************/

/* -----1=0-------2=0-------3=0-------4=0-------5=0-------6=0-------7=0-------8
 */

#ifndef _SWIUTIL_LOGGER_H__
#define _SWIUTIL_LOGGER_H__

#include "SWIutilHeaderPrefix.h"

#include "VXIlog.h"          /* Logging engine */
#include <stdarg.h>          /* For variable argument list */

/* Base class for logging */
class SWIUTIL_API_CLASS SWIutilLogger
{
 protected:
  // Constructor and destructor
  SWIutilLogger(const VXIchar *moduleName, VXIlogInterface *log,
		VXIunsigned diagTagBase);
  SWIutilLogger(const SWIutilLogger& logger);
  virtual ~SWIutilLogger();

  // Set the log interface when unavailable at construct time
  void SetLog(VXIlogInterface *log, VXIunsigned diagTagBase);

 public:
  // Accessor
  const VXIchar *GetModuleName() const;

  VXIlogInterface *GetLog() const;
  VXIunsigned GetDiagBase() const;

  VXIbool DiagIsEnabled (VXIunsigned tag) const;

  // Logging methods
  VXIlogResult Error (VXIunsigned errorID, const VXIchar *format, ...) const;
  VXIlogResult Error (VXIlogInterface *log, VXIunsigned errorID,
		      const VXIchar *format, ...) const;
  static VXIlogResult Error (VXIlogInterface *log, const VXIchar *moduleName,
			     VXIunsigned errorID, const VXIchar *format,
			     ...);

  VXIlogResult Diag (VXIunsigned tag, const VXIchar *subtag,
		     const VXIchar *format, ...) const;
  VXIlogResult Diag (VXIlogInterface *log, VXIunsigned tag,
		     const VXIchar *subtag, const VXIchar *format,
		     ...) const;
  static VXIlogResult Diag (VXIlogInterface *log, VXIunsigned diagTagBase,
			    VXIunsigned tag, const VXIchar *subtag,
			    const VXIchar *format, ...);

  VXIlogResult VDiag (VXIunsigned tag, const VXIchar *subtag,
		      const VXIchar *format, va_list args) const;

 private:
  VXIchar*          _moduleName;
  VXIlogInterface  *_log;
  VXIunsigned       _diagTagBase;

  // Disabled assignment operator.
  SWIutilLogger &operator=(const SWIutilLogger &logger);
};


#endif  /* define _SWIUTIL_LOGGER_H__ */