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// This may look like C, but it's really -*- C++ -*-
// $Id$

// ============================================================================
//
// = LIBRARY
//    TAO
//
// = FILENAME
//    IIOP_Connector.h
//
// = DESCRIPTION
//    IIOP specific connector processing
//
// = AUTHOR
//    Fred Kuhns <fredk@cs.wustl.edu>
//    Modified by Balachandran Natarajan <bala@cs.wustl.edu>
//
// ============================================================================

#ifndef TAO_IIOP_CONNECTOR_H
#define TAO_IIOP_CONNECTOR_H
#include "ace/pre.h"

#include "ace/Connector.h"

#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */

#include "ace/SOCK_Connector.h"
#include "tao/Pluggable.h"
#include "tao/Connector_Impl.h"
#include "tao/IIOP_Connection_Handler.h"

// ****************************************************************

class TAO_Export TAO_IIOP_Connector : public TAO_Connector
{
  // = TITLE
  //   IIOP-specific Connector bridge for pluggable protocols.
  //
  // = DESCRIPTION
  //   Concrete instance of the TAO_Connector class.  Responsible
  //   for establishing a connection with a server and is called from the
  //   Connector_Registory.
  //
public:
  // = Initialization and termination methods.
  TAO_IIOP_Connector (CORBA::Boolean flag = 0);
  // Constructor.

  ~TAO_IIOP_Connector (void);
  // Destructor.

  // = The TAO_Connector methods, please check the documentation on
  // Pluggable.h
  int open (TAO_ORB_Core *orb_core);
  int close (void);
  int connect (TAO_Connection_Descriptor_Interface *desc,
               TAO_Transport *&transport,
               ACE_Time_Value *max_wait_time,
               CORBA::Environment &ACE_TRY_ENV);
  int preconnect (const char *preconnections);
  TAO_Profile *create_profile (TAO_InputCDR& cdr);

  virtual int check_prefix (const char *endpoint);

  virtual char object_key_delimiter (void) const;

protected:

  /// = More TAO_Connector methods, please check the documentation on
  ///   Pluggable.h
  virtual void make_profile (const char *endpoint,
                             TAO_Profile *&,
                             CORBA::Environment &ACE_TRY_ENV = TAO_default_environment ());

  /// Obtain tcp properties that must be used by this connector, i.e.,
  /// initialize <tcp_properties_>.
  int init_tcp_properties (void);


public:

  typedef TAO_Connect_Concurrency_Strategy<TAO_IIOP_Connection_Handler>
          TAO_IIOP_CONNECT_CONCURRENCY_STRATEGY;

  typedef TAO_Connect_Creation_Strategy<TAO_IIOP_Connection_Handler>
          TAO_IIOP_CONNECT_CREATION_STRATEGY;

  typedef ACE_Connect_Strategy<TAO_IIOP_Connection_Handler,
                               ACE_SOCK_CONNECTOR>
          TAO_IIOP_CONNECT_STRATEGY ;

  typedef ACE_Strategy_Connector<TAO_IIOP_Connection_Handler,
                                 ACE_SOCK_CONNECTOR>
          TAO_IIOP_BASE_CONNECTOR;

protected:

  /// TCP configuration properties to be used for all
  /// connections established by this connector.
  TAO_IIOP_Properties tcp_properties_;

  /// Do we need to use a GIOP_Lite for sending messages?
  CORBA::Boolean lite_flag_;

private:

  /// Our connect strategy
  TAO_IIOP_CONNECT_STRATEGY connect_strategy_;

  /// The connector initiating connection requests for IIOP.
  TAO_IIOP_BASE_CONNECTOR base_connector_;
};


#include "ace/post.h"
#endif  /* TAO_IIOP_CONNECTOR_H */