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
|
// $Id$
#include "ProxyConsumer.h"
#if ! defined (__ACE_INLINE__)
#include "ProxyConsumer.inl"
#endif /* __ACE_INLINE__ */
ACE_RCSID(RT_Notify, TAO_NS_ProxyConsumer, "$Id$")
#include "tao/debug.h"
#include "ace/Atomic_Op.h"
#include "Supplier.h"
#include "AdminProperties.h"
#include "Property.h"
#include "Proxy.h"
#include "Admin.h"
#include "EventChannel.h"
#include "EventChannelFactory.h"
#include "Notify_Service.h"
#include "Event_Manager.h"
#include "Method_Request_Lookup.h"
#include "Worker_Task.h"
TAO_NS_ProxyConsumer::TAO_NS_ProxyConsumer (void)
:supplier_ (0)
{
}
TAO_NS_ProxyConsumer::~TAO_NS_ProxyConsumer ()
{
}
TAO_NS_Peer*
TAO_NS_ProxyConsumer::peer (void)
{
return this->supplier ();
}
void
TAO_NS_ProxyConsumer::connect (TAO_NS_Supplier *supplier ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((
CORBA::SystemException
, CosEventChannelAdmin::AlreadyConnected
))
{
TAO_NS_Atomic_Property_Long& supplier_count = this->admin_properties_->suppliers ();
const TAO_NS_Property_Long& max_suppliers = this->admin_properties_->max_suppliers ();
if (max_suppliers != 0 &&
supplier_count >= max_suppliers.value ())
ACE_THROW (CORBA::IMP_LIMIT ()); // we've reached the limit of suppliers connected.
{
ACE_GUARD_THROW_EX (TAO_SYNCH_MUTEX, ace_mon, this->lock_,
CORBA::INTERNAL ());
ACE_CHECK;
if (this->is_connected ())
{
supplier->release ();
ACE_THROW (CosEventChannelAdmin::AlreadyConnected ());
}
supplier_ = supplier;
this->parent_->subscribed_types (this->subscribed_types_ ACE_ENV_ARG_PARAMETER); // get the parents subscribed types.
ACE_CHECK;
}
// Inform QoS values.
supplier_->qos_changed (this->qos_properties_);
TAO_NS_EventTypeSeq removed;
this->event_manager_->offer_change (this, this->subscribed_types_, removed ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
this->event_manager_->connect (this ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
// Increment the global supplier count
++supplier_count;
}
void
TAO_NS_ProxyConsumer::disconnect (ACE_ENV_SINGLE_ARG_DECL)
{
TAO_NS_EventTypeSeq added;
event_manager_->offer_change (this, added, this->subscribed_types_ ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
this->event_manager_->disconnect (this ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
// Decrement the global supplier count
this->admin_properties_->suppliers ()--;
}
int
TAO_NS_ProxyConsumer::shutdown (ACE_ENV_SINGLE_ARG_DECL)
{
if (this->inherited::shutdown (ACE_ENV_SINGLE_ARG_PARAMETER) == 1)
return 1;
ACE_CHECK_RETURN (1);
this->disconnect (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (1);
if (this->supplier_ != 0)
this->supplier_->shutdown (ACE_ENV_SINGLE_ARG_PARAMETER);
return 0;
}
void
TAO_NS_ProxyConsumer::push (TAO_NS_Event_var &event)
{
TAO_NS_Method_Request_Lookup request (event, this, this->event_manager_->consumer_map ());
this->worker_task ()->exec (request);
}
|
