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
136
137
138
139
140
141
142
143
144
145
|
//$Id$
#include "Counter_i.h"
#include <tao/RT_ORB.h>
const char *ior_output_file = "ec.ior";
// @@ Angelo, lets change the name of ior file above.
//////////////////////////////////////////////////////////////////
//
// NOTE: In this test there are different work-arounds, that were
// needed to access some functionality not available at the time of
// writing the test.
// To point out these workarounds, the following convention will
// be used:
//
// @@ Workaround <name>
//
// @@ Real Code <name>
int
main (int argc, char *argv[])
{
ACE_DECLARE_NEW_CORBA_ENV;
ACE_TRY
{
// ORB Initialization.
CORBA::ORB_var orb = CORBA::ORB_init (argc, argv, "", ACE_TRY_ENV);
ACE_TRY_CHECK;
CORBA::Object_var object;
// @@ Workaround <RTORB access>
RTCORBA::RTORB_var rt_orb = new TAO_RT_ORB();
// @@ Angelo, the line above is just a temporary code, so it's
// ok. However, in general, 1) do not use naked operator 'new'
// - use ACE_NEW & friends; 2) don't allocate memory where not
// neccessary, i.e., 'TAO_RT_ORB rt_orb;' will do just fine.
// @@ Real Code <RTORB access>
/*
object = orb->resolve_initial_references ("RTORB", ACE_TRY_ENV);
ACE_TRY_CHECK;
RTCORBA::RTORB_var rt_orb = RTCORBA::RTORB::_narrow (object.in (),
ACE_TRY_ENV);
ACE_TRY_CHECK;
*/
CORBA::PolicyList policy_list;
policy_list.length (1);
RTCORBA::Priority priority = 256;
policy_list[0] =
rt_orb->create_priority_model_policy (RTCORBA::SERVER_DECLARED,
priority,
ACE_TRY_ENV);
// @@ Angelo, don't forget to check 'ACE_TRY_CHECK' every time
// you pass environment to a method.
object = orb->resolve_initial_references ("RootPOA", ACE_TRY_ENV);
ACE_TRY_CHECK;
// @@ Angelo, please get into habit of thorough error checking,
// e.g., it is good to check at this point that object is not nil.
PortableServer::POA_var poa =
PortableServer::POA::_narrow (object.in (), ACE_TRY_ENV);
ACE_TRY_CHECK;
// Create a child POA with a given set of
// policies.
// @@ Angelo, why is this POA manager set to nil? There is much
// more confusion with poa managers at the end of main ...
PortableServer::POAManager_var poa_mgr =
PortableServer::POAManager::_nil ();
PortableServer::POA_var child_poa =
poa->create_POA ("Child_POA",
poa_mgr ,
policy_list);
// @@ Angelo, the lines until TODO comment are garbage.
// Why isn't the real code here yet?
// Create a Corba Object reference.
int i = 0;
object =
child_poa->create_reference ("IDL:omg.org/CORBA/Object:1.0",
ACE_TRY_ENV);
ACE_TRY_CHECK;
if (CORBA::is_nil (object))
{
ACE_DEBUG ((LM_DEBUG, "Unable to create a Counter Object!"));
return 1;
}
Counter_var counter = Counter::_narrow (object.in (), ACE_TRY_ENV);
ACE_TRY_CHECK;
Counter_Servant servant (orb.in ());
// TODO: Incarnate the CORBA Object with servant.
CORBA::String_var ior =
orb->object_to_string (counter.in (), ACE_TRY_ENV);
ACE_TRY_CHECK;
ACE_DEBUG ((LM_DEBUG, "Activated as <%s>\n", ior.in ()));
FILE *output_file = ACE_OS::fopen (ior_output_file, "w");
if (output_file == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Cannot open output file for writing IOR: %s",
ior_output_file),
1);
ACE_OS::fprintf (output_file, "%s", ior.in ());
ACE_OS::fclose (output_file);
PortableServer::POAManager_var poa_manager =
child_poa->the_POAManager (ACE_TRY_ENV);
ACE_TRY_CHECK;
the_poa_mngr->activate (ACE_TRY_ENV);
ACE_TRY_CHECK;
orb->run (ACE_TRY_ENV);
ACE_TRY_CHECK;
poa->destroy (1, 1, ACE_TRY_ENV);
ACE_TRY_CHECK;
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "CORBA Exception Raised.");
return 1;
}
ACE_ENDTRY;
return 0;
}
|
