summaryrefslogtreecommitdiff
path: root/TAO/orbsvcs/orbsvcs/FaultTolerance/FT_ServerRequest_Interceptor.h
blob: 230267e209a0f84e071a3a863bc9052f976d617c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
// -*- C++ -*-

//=============================================================================
/**
 * @file FT_ServerRequest_Interceptor.h
 *
 * $Id$
 *
 * ServerRequest_Interceptor for the FTORB
 *
 * @author Ossama Othman <ossama@uci.edu>
 */
//=============================================================================

#ifndef TAO_FT_SERVER_REQUEST_INTERCEPTOR_H
#define TAO_FT_SERVER_REQUEST_INTERCEPTOR_H

#include "FT_ServerORB_export.h"

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

#include "tao/PI_Server/PI_Server.h"

#include "tao/LocalObject.h"
#include "tao/PortableInterceptorC.h"
#include "tao/ORB.h"

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4250)
#endif /* _MSC_VER */

namespace IOP
{
  struct ServiceContext;
}
namespace TAO
{
  /**
   * @class Server_Request_Interceptor
   *
   * @brief Simple concrete server request interceptor for FTORB
   *
   *
   */
  class TAO_FT_ServerORB_Export FT_ServerRequest_Interceptor
    : public virtual PortableInterceptor::ServerRequestInterceptor,
      public virtual TAO_Local_RefCounted_Object
  {
  public:

    /// Constructor.
    FT_ServerRequest_Interceptor (void);

    /// Destructor.
    ~FT_ServerRequest_Interceptor (void);

    /**
     * @name Methods Required by the Server Request Interceptor
     * Interface
     *
     * These are methods that must be implemented since they are pure
     * virtual in the abstract base class.  They are the canonical
     * methods required for all server request interceptors.
     */
    //@{
    /// Return the name of this ServerRequestinterceptor.
    virtual char * name (ACE_ENV_SINGLE_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException));

    virtual void destroy (ACE_ENV_SINGLE_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException));

    virtual void receive_request_service_contexts (
      PortableInterceptor::ServerRequestInfo_ptr ri
      ACE_ENV_ARG_DECL)
    ACE_THROW_SPEC ((CORBA::SystemException,
                     PortableInterceptor::ForwardRequest));

    virtual void receive_request (
        PortableInterceptor::ServerRequestInfo_ptr ri
        ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException,
                       PortableInterceptor::ForwardRequest));

    virtual void send_reply (
        PortableInterceptor::ServerRequestInfo_ptr ri
        ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException));

    virtual void send_exception (
        PortableInterceptor::ServerRequestInfo_ptr ri
        ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException,
                       PortableInterceptor::ForwardRequest));

    virtual void send_other (
        PortableInterceptor::ServerRequestInfo_ptr ri
        ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException,
                       PortableInterceptor::ForwardRequest));
    //@}
  private:

    void check_iogr_version (const IOP::ServiceContext &svc
                             ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException,
           PortableInterceptor::ForwardRequest));

    bool is_primary (void);

    void update_iogr (
        PortableInterceptor::ServerRequestInfo_ptr ri
        ACE_ENV_ARG_DECL)
      ACE_THROW_SPEC ((CORBA::SystemException));

  private:

    CORBA::ULong object_group_ref_version_;

    bool is_primary_;

    CORBA::Object_var iogr_;

    CORBA::ORB_var orb_;
  };

}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif /* _MSC_VER */

#endif  /* TAO_FT_SERVER_REQUEST_INTERCEPTOR_H */