TAO/tao/Service_Context_Handler.h

   1 // -*- C++ -*-
   2
   3 // ===================================================================
   4 /**
   5  *  @file   Service_Context_Handler.h
   6  *
   7  *  @author Johnny Willemsen  <jwillemsen@remedy.nl>
   8  */
   9 // ===================================================================
  10
  11 #ifndef TAO_SERVICE_CONTEXT_HANDLER_H
  12 #define TAO_SERVICE_CONTEXT_HANDLER_H
  13
  14 #include /**/ "ace/pre.h"
  15
  16 #include "tao/IOPC.h"
  17
  18 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  19 # pragma once
  20 #endif /* ACE_LACKS_PRAGMA_ONCE */
  21
  22 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  23
  24 class TAO_Transport;
  25 class TAO_Operation_Details;
  26 class TAO_Target_Specification;
  27 class TAO_Stub;
  28 class TAO_ServerRequest;
  29
  30 /**
  31  * This is the base of handler classes that each can process a certain
  32  * service context. This way optional libraries can plugin handlers to the
  33  * core of TAO. Each handler has to be registered in the Service Context
  34  * Handler registry
  35  */
  36 class TAO_Export TAO_Service_Context_Handler
  37 {
  38   public:
  39     TAO_Service_Context_Handler (void);
  40     virtual int process_service_context (
  41       TAO_Transport& transport,
  42       const IOP::ServiceContext& context,
  43       TAO_ServerRequest *request) = 0;
  44
  45     virtual int generate_service_context (
  46       TAO_Stub *stub,
  47       TAO_Transport& transport,
  48       TAO_Operation_Details &opdetails,
  49       TAO_Target_Specification &spec,
  50       TAO_OutputCDR &msg) = 0;
  51
  52     virtual ~TAO_Service_Context_Handler (void);
  53 };
  54
  55 TAO_END_VERSIONED_NAMESPACE_DECL
  56
  57 #include /**/ "ace/post.h"
  58
  59 #endif  /* TAO_SERVICE_CONTEXT_HANDLER_H */