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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
//=============================================================================
/**
* @file server.cpp
*
* $Id$
*
* A server program for the File IDL module
*
*
* @author Irfan Pyarali
*/
//=============================================================================
#include "Database_i.h"
#include "ace/Get_Opt.h"
#include "ace/SString.h"
static const ACE_TCHAR *ior_output_file = ACE_TEXT ("ior");
static int
parse_args (int argc, ACE_TCHAR **argv)
{
ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("f:"));
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'f':
ior_output_file = get_opts.opt_arg ();
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s "
"[-f ior_output_file] "
"\n",
argv [0]),
-1);
}
// Indicates successful parsing of command line.
return 0;
}
static int
write_iors_to_file (const char *first_ior)
{
FILE *output_file = ACE_OS::fopen (ior_output_file, "w");
if (output_file == 0)
ACE_ERROR_RETURN ((LM_ERROR, "Cannot open output files for writing IOR: %s\n",
ior_output_file),
-1);
int result = 0;
result = ACE_OS::fprintf (output_file,
"%s",
first_ior);
ACE_OS::fclose (output_file);
if (result < 0 ||
static_cast<size_t> (result) != ACE_OS::strlen (first_ior))
ACE_ERROR_RETURN ((LM_ERROR,
"ACE_OS::fprintf failed while writing %C to %s\n",
first_ior,
ior_output_file),
-1);
return 0;
}
int
ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
try
{
// Initialize the ORB
CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);
int result = parse_args (argc, argv);
if (result != 0)
return result;
// Obtain the RootPOA.
CORBA::Object_var obj =
orb->resolve_initial_references ("RootPOA");
// Narrow the object reference to a POA reference
PortableServer::POA_var root_poa = PortableServer::POA::_narrow (obj.in ());
PortableServer::POAManager_var poa_manager =
root_poa->the_POAManager ();
CORBA::PolicyList policies (5);
policies.length (5);
// ID Assignment Policy
policies[0] =
root_poa->create_id_assignment_policy (PortableServer::USER_ID);
// Lifespan Policy
policies[1] =
root_poa->create_lifespan_policy (PortableServer::PERSISTENT);
// Request Processing Policy
policies[2] =
root_poa->create_request_processing_policy (PortableServer::USE_DEFAULT_SERVANT);
// Servant Retention Policy
policies[3] =
root_poa->create_servant_retention_policy (PortableServer::RETAIN);
// Id Uniqueness Policy
policies[4] =
root_poa->create_id_uniqueness_policy (PortableServer::MULTIPLE_ID);
ACE_CString name = "firstPOA";
PortableServer::POA_var first_poa = root_poa->create_POA (name.c_str (),
poa_manager.in (),
policies);
for (CORBA::ULong i = 0;
i < policies.length ();
++i)
{
CORBA::Policy_ptr policy = policies[i];
policy->destroy ();
}
// Create a Database Agent Implementation object in first_poa
DatabaseImpl::Agent database_agent_impl (orb.in (),
first_poa.in ());
PortableServer::ObjectId_var database_agent_oid =
PortableServer::string_to_ObjectId ("DatabaseAgent");
first_poa->activate_object_with_id (database_agent_oid.in (),
&database_agent_impl);
CORBA::Object_var database_agent =
first_poa->id_to_reference (database_agent_oid.in ());
// Get the IOR for the "DatabaseAgent" object
CORBA::String_var database_agent_ior =
orb->object_to_string (database_agent.in ());
ACE_DEBUG ((LM_DEBUG,"%C\n",
database_agent_ior.in ()));
int write_result = write_iors_to_file (database_agent_ior.in ());
if (write_result != 0)
return write_result;
// set the state of the poa_manager to active i.e ready to process requests
poa_manager->activate ();
// Run the ORB
orb->run ();
orb->destroy ();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Exception caught");
return -1;
}
return 0;
}
|
