TAO/tao/PortableServer/Servant_Dispatcher.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    Servant_Dispatcher.h
   6  *
   7  *  @author Frank Hunleth <fhunleth@cs.wustl.edu>
   8  */
   9 //=============================================================================
  10
  11 #ifndef TAO_SERVANT_DISPATCHER_H
  12 #define TAO_SERVANT_DISPATCHER_H
  13 #include /**/ "ace/pre.h"
  14
  15 #include "tao/PortableServer/portableserver_export.h"
  16
  17 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  18 # pragma once
  19 #endif /* ACE_LACKS_PRAGMA_ONCE */
  20
  21 #include "tao/PortableServer/Servant_Upcall.h"
  22 #include "ace/SStringfwd.h"
  23
  24 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  25 class ACE_Lock;
  26 ACE_END_VERSIONED_NAMESPACE_DECL
  27
  28 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  29
  30 // Forward references.
  31 class TAO_POA_Manager;
  32 class TAO_POA_Policy_Set;
  33 class TAO_Root_POA;
  34 class TAO_ORB_Core;
  35 class TAO_ServerRequest;
  36
  37 namespace PortableServer
  38 {
  39   class POAManager;
  40   typedef POAManager *POAManager_ptr;
  41 }
  42
  43 /**
  44  * @class TAO_Servant_Dispatcher
  45  *
  46  * @brief Interface for POA servant dispatching strategies.
  47  */
  48 class TAO_PortableServer_Export TAO_Servant_Dispatcher
  49 {
  50 public:
  51   virtual ~TAO_Servant_Dispatcher ();
  52
  53   /// Pre_invoke remote request.
  54   virtual void pre_invoke_remote_request (
  55       TAO_Root_POA &poa,
  56       CORBA::Short servant_priority,
  57       TAO_ServerRequest &req,
  58       TAO::Portable_Server::Servant_Upcall::Pre_Invoke_State &pre_invoke_state) = 0;
  59
  60   /// Pre_invoke collocated request.
  61   virtual void pre_invoke_collocated_request (
  62       TAO_Root_POA &poa,
  63       CORBA::Short servant_priority,
  64       TAO::Portable_Server::Servant_Upcall::Pre_Invoke_State &pre_invoke_state) = 0;
  65
  66   /// Post_invoke request.
  67   virtual void post_invoke (
  68       TAO_Root_POA &poa,
  69       TAO::Portable_Server::Servant_Upcall::Pre_Invoke_State &pre_invoke_state) = 0;
  70
  71   /// Factory method for creating new POA's.
  72   virtual TAO_Root_POA *create_Root_POA (
  73       const ACE_CString &name,
  74       PortableServer::POAManager_ptr poa_manager,
  75       const TAO_POA_Policy_Set &policies,
  76       ACE_Lock &lock,
  77       TAO_SYNCH_MUTEX &thread_lock,
  78       TAO_ORB_Core &orb_core,
  79       TAO_Object_Adapter *object_adapter) = 0;
  80 };
  81
  82 TAO_END_VERSIONED_NAMESPACE_DECL
  83
  84 #include /**/ "ace/post.h"
  85 #endif /* TAO_SERVANT_DISPATCHER_H */