TAO/examples/Callback_Quoter/Notifier_Input_Handler.h

   1 /* -*- C++ -*- */
   2 //=============================================================================
   3 /**
   4  *  @file    Notifier_Input_Handler.h
   5  *
   6  *  Definition of the Callback_Quoter Notifier_Input_Handler class.
   7  *
   8  *  @author Kirthika Parameswaran <kirthika@cs.wustl.edu>
   9  */
  10 //=============================================================================
  11
  12
  13 #ifndef SUPPLIER_INPUT_HANDLER_H
  14 #define SUPPLIER_INPUT_HANDLER_H
  15
  16 #include "Notifier_i.h"
  17 #include "NotifierS.h"
  18 #include "ace/Event_Handler.h"
  19 #include "tao/Utils/ORB_Manager.h"
  20 #include "orbsvcs/CosNamingS.h"
  21 #include "orbsvcs/Naming/Naming_Client.h"
  22
  23 /**
  24  * @class Notifier_Input_Handler
  25  *
  26  * @brief The class defines the callback quoter Notifier initialization
  27  * and run methods.
  28  *
  29  * This class handles initialization tasks, as well, such as
  30  * setting up the Orb manager and registers the Notifier servant
  31  * object.
  32  */
  33 class Notifier_Input_Handler : public ACE_Event_Handler
  34 {
  35 public:
  36   /// Constructor.
  37   Notifier_Input_Handler (void);
  38
  39   /// Destructor.
  40   ~Notifier_Input_Handler (void);
  41
  42   /// Initialize the Notifier who plays the role of the server here.
  43   int init (int argc,
  44             ACE_TCHAR *argv[]);
  45
  46   /// Run the ORB.
  47   int run (void);
  48
  49   /// Handle the user input.
  50    virtual int handle_input (ACE_HANDLE);
  51
  52 private:
  53
  54   /// The tao orb manager object.
  55   TAO_ORB_Manager orb_manager_;
  56
  57   /// Parses the command line arguments.
  58   int parse_args (void);
  59
  60   /// Initialises the name server and registers the Notifier object
  61   /// name with the name server.
  62   int init_naming_service (void);
  63
  64   /// File where the IOR of the Notifier object is stored.
  65   FILE *ior_output_file_;
  66
  67   /// Number of command line arguments.
  68   int argc_;
  69
  70   /// The command line arguments.
  71   ACE_TCHAR **argv_;
  72
  73   /// Naming context for the naming service.
  74   CosNaming::NamingContext_var naming_context_;
  75
  76   /// helper class for getting access to Naming Service.
  77   TAO_Naming_Client naming_server_;
  78
  79   /// The servant object registered with the orb.
  80   Notifier_i notifier_i_;
  81
  82   /// This specifies whether the naming service is to be used.
  83   int using_naming_service_;
  84 };
  85
  86 #endif /* NOTIFIER_INPUT_HANDLER_H */