TAO/tao/PortableServer/ORT_Adapter_Factory.h

   1 // -*- C++ -*-
   2
   3 //=============================================================================
   4 /**
   5  *  @file    ORT_Adapter_Factory.h
   6  *
   7  *  @author  Johnny Willemsen  <jwillemsen@remedy.nl>
   8  */
   9 //=============================================================================
  10
  11
  12 #ifndef TAO_ORT_ADAPTER_FACTORY_H
  13 #define TAO_ORT_ADAPTER_FACTORY_H
  14
  15 #include /**/ "ace/pre.h"
  16
  17 #include "tao/PortableServer/portableserver_export.h"
  18
  19 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  20 # pragma once
  21 #endif /* ACE_LACKS_PRAGMA_ONCE */
  22
  23 #include "tao/Versioned_Namespace.h"
  24 #include "ace/Service_Object.h"
  25
  26 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  27
  28 namespace TAO
  29 {
  30   class ORT_Adapter;
  31 }
  32
  33 namespace TAO
  34 {
  35   /**
  36    * @class ORT_Adapter_Factory
  37    *
  38    * @brief ORT_Adapter_Factory
  39    *
  40    * Class that creates one instance of TAO::ORT_Adapter per
  41    * POA on the POA's first usage of its objectreferencetemplate_adapter.
  42    * This is a base class for the actual implementation in the
  43    * TAO_ObjectReferenceTemplate library.
  44    */
  45   class TAO_PortableServer_Export ORT_Adapter_Factory
  46     : public ACE_Service_Object
  47   {
  48   public:
  49     /// Destructor.
  50     /**
  51      * @note Even though this class only defines an interface, a
  52      *       destructor is necessary to avoid dynamic_cast<> failures
  53      *       when using g++ 4.0's -fvisibility-inlines-hidden command
  54      *       line option.  Apparently the compiler generated
  55      *       destructor is inlined.
  56      */
  57     virtual ~ORT_Adapter_Factory ();
  58
  59     /// Create a new adapter, in case not possible to allocate, returns 0
  60     virtual TAO::ORT_Adapter * create () = 0;
  61
  62     /// Destroy the passed adapter
  63     virtual void destroy (TAO::ORT_Adapter * adapter) = 0;
  64   };
  65 }
  66
  67 TAO_END_VERSIONED_NAMESPACE_DECL
  68
  69 #include /**/ "ace/post.h"
  70
  71 #endif /* TAO_ORT_ADAPTER_FACTORY_H */