text: // -*- C++ -*-
  
  //=============================================================================
  /**
   *  @file   Logger_i.h
   *
   *  $Id: Logger_i.h 93650 2011-03-28 08:44:53Z johnnyw $
   *
   *  @author Marina Spivak <marina@cs.wustl.edu>
   *  @author Sergio Flores-Gaitan <sergio@cs.wustl.edu>
   *  @author and Matthew Braun <mjb2@cec.wustl.edu>
   */
  //=============================================================================
  
  
  #ifndef TAO_ORBSVCS_LOGGER_I_H
  #define TAO_ORBSVCS_LOGGER_I_H
  
  #include "LoggerS.h"
  #include "ace/Hash_Map_Manager.h"
  #include "ace/SString.h"
  #include "ace/Null_Mutex.h"
  
  /**
   * @class Logger_i
   *
   * @brief Used to log messages to a logging server.
   */
  class Logger_i : public virtual POA_Logger
  {
  public:
    /// constructor
    Logger_i (const char* name);
  
    /// destructor
    virtual ~Logger_i (void);
  
    /// Writes the <log_rec> to the standard output.
    virtual void log (const Logger::Log_Record &log_rec);
  
    /// Writes the <log_rec> to the standard output with the given
    /// verbosity level
    virtual void logv (const Logger::Log_Record &log_rec,
                       Logger::Verbosity_Level verbosity);
  
    /// Writes the <log_rec> to the standard output.
    virtual void log_twoway (const Logger::Log_Record &log_rec);
  
    /// Writes the <log_rec> to the standard output with the given
    /// verbosity level
    virtual void logv_twoway (const Logger::Log_Record &log_rec,
                              Logger::Verbosity_Level verbosity);
  
    /// Sets the verbosity level. Valid values are {VERBOSE, VERBOSE_LITE
    ///  and SILENT}. Defaults to VERBOSE
     void verbosity (Logger::Verbosity_Level level);
  
  private:
    /// Converts the IDL defined <Log_Priority> enum type to the
    /// <ACE_Log_Priority> enum type.
    ACE_Log_Priority priority_conversion (Logger::Log_Priority priority);
  
    /**
     * Converts the IDL defined <Verbosity_Level> enum type to a u_long,
     * which is used by the <ACE_Log_Record> to distinguish the
     * level of verbosity.
     */
    u_long verbosity_conversion (Logger::Verbosity_Level verbosity_level);
  
    /// Logger identification.
    char *name_;
  
    /// Keeps track of what our current verbosity level is.  This can be
    /// reset by the client to a new value at any point.
    Logger::Verbosity_Level verbosity_level_;
  };
  
  /**
   * @class Logger_Factory_i
   *
   * @brief Create a <Logger> of type <name>.
   */
  class Logger_Factory_i : public virtual POA_Logger_Factory
  {
  public:
    /// Constructor.
    Logger_Factory_i (void);
  
    /// Destructor.
    ~Logger_Factory_i (void);
  
    /**
     * This function returns a logger with name <name>. If <name> is
     * unique, a new logger is created; else, a previously created
     * logger of name <name> is returned
     */
    virtual Logger_ptr make_logger (const char *name);
  
  private:
    /**
     * Calls to <make_logger> will create a new instance of <Logger> and
     * bind into the hash map manager if <name> is unique, else it will
     * return a previously bound entry.
     */
    ACE_Hash_Map_Manager<ACE_CString, Logger_i *, ACE_Null_Mutex> hash_map_;
  };
  
  #endif /* TAO_ORBSVCS_LOGGER_I_H */
  