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
|
// $Id$
// ========================================================================
//
// = BINARY
// trader
//
// = FILENAME
// trader.cpp
//
// = AUTHOR
// Marina Spivak <marina@cs.wustl.edu>
// Seth Widoff <sbw1@cs.wustl.edu>
//
// =======================================================================
#include "tao/corba.h"
#include "ace/Auto_Ptr.h"
#include "orbsvcs/IOR_Multicast.h"
#include "orbsvcs/Trader/Trader.h"
#include "orbsvcs/Trader/Service_Type_Repository.h"
int
main(int argc, char * const *argv)
{
TAO_TRY
{
CORBA::ORB_var orb =
CORBA::ORB_init (argc, argv, "internet", TAO_TRY_ENV);
TAO_CHECK_ENV;
CORBA::Object_var poa_object =
orb->resolve_initial_references("RootPOA");
if (CORBA::is_nil (poa_object.in ()))
ACE_ERROR_RETURN ((LM_ERROR,
" (%P|%t) Unable to initialize the POA.\n"),
1);
PortableServer::POA_var root_poa =
PortableServer::POA::_narrow (poa_object.in (), TAO_TRY_ENV);
TAO_CHECK_ENV;
PortableServer::POAManager_var poa_manager =
root_poa->the_POAManager (TAO_TRY_ENV);
TAO_CHECK_ENV;
// Create a Service Type Repository and a Trader Object.
TAO_Service_Type_Repository type_repos;
auto_ptr<TAO_Trader_Factory::TAO_TRADER> trader =
TAO_Trader_Factory::create_linked_trader ();
TAO_Support_Attributes_Impl& sup_attr = trader->support_attributes ();
TAO_Trading_Components_Impl& trd_comp = trader->trading_components ();
// Set the service type repository
sup_attr.type_repos (type_repos._this (TAO_TRY_ENV));
TAO_CHECK_ENV;
#if defined (ACE_HAS_IP_MULTICAST)
// Get reactor instance from TAO.
ACE_Reactor *reactor =
TAO_ORB_Core_instance ()->reactor ();
// First, see if the user has given us a multicast port number
// for the name service on the command-line;
u_short port =
TAO_ORB_Core_instance ()->orb_params ()->name_service_port ();
if (port == 0)
{
const char *port_number =
ACE_OS::getenv ("TradingServicePort");
if (port_number != 0)
port = ACE_OS::atoi (port_number);
else
port = TAO_DEFAULT_TRADING_SERVER_REQUEST_PORT;
}
// The Spec says: return a reference to the Lookup interface
// from the resolve_initial_references method.
CosTrading::Lookup_var lookup = trd_comp.lookup_if ();
CORBA::String_var trading_ior =
orb->object_to_string (lookup.in (), TAO_TRY_ENV);
TAO_CHECK_ENV;
// Instantiate a server that will receive requests for an ior
TAO_IOR_Multicast ior_multicast ((char *) trading_ior.in (),
port,
ACE_DEFAULT_MULTICAST_ADDR,
TAO_SERVICEID_TRADINGSERVICE);
// Register event handler for the ior multicast.
if (reactor->register_handler (&ior_multicast,
ACE_Event_Handler::READ_MASK) == -1)
ACE_DEBUG ((LM_DEBUG,
"cannot register Event handler\n"));
else
ACE_DEBUG ((LM_DEBUG,
"The multicast server setup is done.\n"));
#else /* ACE_HAS_IP_MULTICAST */
// Should dump the IOR somewhere.
#endif /* ACE_HAS_IP_MULTICAST */
poa_manager->activate (TAO_TRY_ENV);
TAO_CHECK_ENV;
// Begin trading!
if (orb->run () == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "CORBA::ORB::run"), -1);
}
TAO_CATCHANY
{
TAO_TRY_ENV.print_exception ("EC");
}
TAO_ENDTRY;
return 0;
}
|
