TAO/tao/Strategies/UIOP_Acceptor.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    UIOP_Acceptor.h
   6  *
   7  *  Unix Domain Socket (UIOP) specific acceptor processing
   8  *
   9  *  @author Fred Kuhns <fredk@cs.wustl.edu>
  10  *  @author Ossama Othman <ossama@dre.vanderbilt.edu>
  11  */
  12 //=============================================================================
  13
  14
  15 #ifndef TAO_UIOP_ACCEPTOR_H
  16 #define TAO_UIOP_ACCEPTOR_H
  17
  18 #include /**/ "ace/pre.h"
  19 #include "tao/orbconf.h"
  20
  21 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  22 # pragma once
  23 #endif /* ACE_LACKS_PRAGMA_ONCE */
  24
  25 # if TAO_HAS_UIOP == 1
  26 #include "tao/Strategies/UIOP_Connection_Handler.h"
  27
  28 #include "tao/Transport_Acceptor.h"
  29 #include "tao/Acceptor_Impl.h"
  30 #include "tao/GIOP_Message_Version.h"
  31
  32 #include "ace/Acceptor.h"
  33 #include "ace/LSOCK_Acceptor.h"
  34
  35 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  36
  37 /**
  38  * @class TAO_UIOP_Acceptor
  39  *
  40  * @brief The UIOP-specific bridge class for the concrete acceptor.
  41  */
  42 class TAO_Strategies_Export TAO_UIOP_Acceptor : public TAO_Acceptor
  43 {
  44 public:
  45   // TAO_UIOP_Acceptor (ACE_UNIX_Addr &addr);
  46   // Create Acceptor object using addr.
  47
  48   /// Create Acceptor object using addr.
  49   TAO_UIOP_Acceptor ();
  50
  51   /// Destructor
  52   virtual ~TAO_UIOP_Acceptor ();
  53
  54   typedef TAO_Strategy_Acceptor<TAO_UIOP_Connection_Handler, ACE_LSOCK_ACCEPTOR> TAO_UIOP_BASE_ACCEPTOR;
  55   typedef TAO_Creation_Strategy<TAO_UIOP_Connection_Handler> TAO_UIOP_CREATION_STRATEGY;
  56   typedef TAO_Concurrency_Strategy<TAO_UIOP_Connection_Handler> TAO_UIOP_CONCURRENCY_STRATEGY;
  57   typedef TAO_Accept_Strategy<TAO_UIOP_Connection_Handler, ACE_LSOCK_ACCEPTOR> TAO_UIOP_ACCEPT_STRATEGY;
  58
  59   /**
  60    * @name The TAO_Acceptor Methods
  61    *
  62    * Please check the documentation in Transport_Acceptor.h for details.
  63    */
  64   //@{
  65   virtual int open (TAO_ORB_Core *orb_core,
  66                     ACE_Reactor *reactor,
  67                     int version_major,
  68                     int version_minor,
  69                     const char *address,
  70                     const char *options = 0);
  71   virtual int open_default (TAO_ORB_Core *orb_core,
  72                             ACE_Reactor *reactor,
  73                             int version_major,
  74                             int version_minor,
  75                             const char *options = 0);
  76   virtual int close ();
  77   virtual int create_profile (const TAO::ObjectKey &object_key,
  78                               TAO_MProfile &mprofile,
  79                               CORBA::Short priority);
  80
  81   virtual int is_collocated (const TAO_Endpoint* endpoint);
  82   virtual CORBA::ULong endpoint_count ();
  83
  84   virtual int object_key (IOP::TaggedProfile &profile,
  85                           TAO::ObjectKey &key);
  86   //@}
  87
  88 private:
  89   /// Implement the common part of the open*() methods
  90   int open_i (const char *rendezvous,
  91               ACE_Reactor *reactor);
  92
  93   /// Set the rendezvous point and verify that it is
  94   /// valid (e.g. wasn't truncated because it was too long).
  95   void rendezvous_point (ACE_UNIX_Addr &, const char *rendezvous);
  96
  97   /// Parse protocol specific options.
  98   int parse_options (const char *options);
  99
 100   /// Obtains uiop properties that must be used by this acceptor, i.e.,
 101   /// initializes <uiop_properties_>.
 102   int init_uiop_properties ();
 103
 104   /// Create a UIOP profile representing this acceptor.
 105   int create_new_profile (const TAO::ObjectKey &object_key,
 106                           TAO_MProfile &mprofile,
 107                           CORBA::Short priority);
 108
 109   /// Add the endpoints on this acceptor to a shared profile.
 110   int create_shared_profile (const TAO::ObjectKey &object_key,
 111                              TAO_MProfile &mprofile,
 112                              CORBA::Short priority);
 113
 114 private:
 115   /// The concrete acceptor, as a pointer to its base class.
 116   TAO_UIOP_BASE_ACCEPTOR base_acceptor_;
 117
 118   // Acceptor strategies.
 119   TAO_UIOP_CREATION_STRATEGY *creation_strategy_;
 120   TAO_UIOP_CONCURRENCY_STRATEGY *concurrency_strategy_;
 121   TAO_UIOP_ACCEPT_STRATEGY *accept_strategy_;
 122
 123   /// The GIOP version for this endpoint
 124   TAO_GIOP_Message_Version version_;
 125
 126   /// ORB Core.
 127   TAO_ORB_Core *orb_core_;
 128
 129   /// Flag that determines whether or not the rendezvous point should
 130   /// be unlinked on close.  This is really only used when an error
 131   /// occurs.
 132   bool unlink_on_close_;
 133 };
 134
 135 TAO_END_VERSIONED_NAMESPACE_DECL
 136
 137 # endif /* TAO_HAS_UIOP == 1 */
 138
 139 #include /**/ "ace/post.h"
 140
 141 #endif  /* TAO_UIOP_ACCEPTOR_H */