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//$Id$
// ============================================================================
//
// = LIBRARY
// TAO/tests/Simple
//
// = FILENAME
// Simple_Util.h
//
// = DESCRIPTION
// The classe define the templates for the client and server.
//
// = AUTHOR
// Balachandran Natarajan <bala@cs.wustl.edu>
//
// ============================================================================
#ifndef TAO_UTIL_H
#define TAO_UTIL_H
#include "tao/Utils/ORB_Manager.h"
#include "ace/Get_Opt.h"
#include "ace/Read_Buffer.h"
template <class Servant>
class Server
{
// = TITLE
// A set of useful class Templates for using the TAO CORBA
// implementation.
//
// = DESCRIPTION
// A template server definition. This template can be used by
// single server/client projects for defintion of their
// server/clients. See the directories time, bank, echo for
// further details of implemenatation.
public:
// = Initialization and termination methods.
Server (void);
// Constructor.
~Server (void);
// Destructor.
int init (const char *servant_name,
int argc,
char *argv[]);
// Initialize the Server state - parsing arguments and waiting.
// interface_name is the name used to register the Servant.
// int register_name (void);
// After calling <init>, this method will register the server with
// the TAO Naming Service using the servant_name passed to <init>.
int run (void);
// Run the orb.
protected:
Servant servant_;
// Servant class
const char *name;
// name of the servant to be used for TAO Naming Service
int parse_args (void);
// Parses the commandline arguments.
TAO_ORB_Manager orb_manager_;
// The ORB manager - a helper class for accessing the POA and
// registering objects.
FILE *ior_output_file_;
// File where the IOR of the server object is stored.
char* mem_pool_name_;
// Memory pool name that stores the state
int argc_;
// Number of command line arguments.
char **argv_;
// The command line arguments.
};
// Client Class starts here
template <class InterfaceObj, class Var>
class Client
{
// = TITLE
// Template Client class
//
// = DESCRIPTION
// A template client implementation for a single server/client
// model. The example usage of these usage can be found in the
// sub-directories below
public:
// = Initialization and termination methods.
Client (void);
// Constructor.
~Client (void);
// Destructor.
int init (const char *name,int argc, char *argv[]);
// Initialize the client communication endpoint with server.
InterfaceObj *operator-> () { return server_.in ();};
// Return the interface object pointer.
int shutdown (void );
// Returns the shutdown flag.
void shutdown (int);
// Fills in the shutdwon flag.
int obtain_initial_references (void);
// Initialize naming service
protected:
int read_ior (char *filename);
// Function to read the server IOR from a file.
int parse_args (void);
// Parses the arguments passed on the command line.
CORBA::ORB_var orb_;
// Remember our orb.
int argc_;
// # of arguments on the command line.
char **argv_;
// arguments from command line.
char *ior_;
// IOR of the obj ref of the server.
int naming_;
// Flag to use the naming service
int shutdown_;
// Flag for shutting down the server
Var server_;
// Server object
};
#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "Simple_util.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("Simple_util.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
#endif /* TAO_UTIL_H */
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