annotate Framework/Messages/IObservable.cpp @ 1223:04fd875b91f4

fix
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sat, 07 Dec 2019 18:41:54 +0100
parents 262a0244e9b2
children e713f1a99861 2d8ab34c8c91
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
439
b70e9be013e4 preparing for 2019
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 403
diff changeset
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 #include "IObservable.h"
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
973
38409549db43 Log with addresses + added fingerprint mechanism to avoid calling zombie objects
Benjamin Golinvaux <bgo@osimis.io>
parents: 643
diff changeset
24 #include <Core/Logging.h>
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #include <Core/OrthancException.h>
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 #include <cassert>
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 namespace OrthancStone
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 IObservable::~IObservable()
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 // delete all callables (this will also unregister them from the broker)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 for (Callables::const_iterator it = callables_.begin();
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 it != callables_.end(); ++it)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 for (std::set<ICallable*>::const_iterator
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 it2 = it->second.begin(); it2 != it->second.end(); ++it2)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 delete *it2;
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 // unregister the forwarders but don't delete them (they'll be
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 // deleted by the observable they are observing as any other
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46 // callable)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 for (Forwarders::iterator it = forwarders_.begin();
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48 it != forwarders_.end(); ++it)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 IMessageForwarder* fw = *it;
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 broker_.Unregister(dynamic_cast<IObserver&>(*fw));
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 void IObservable::RegisterObserverCallback(ICallable* callable)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 if (callable == NULL)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62
643
f0008c55e5f7 getting rid of MessageType enumeration
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 623
diff changeset
63 const MessageIdentifier& id = callable->GetMessageIdentifier();
f0008c55e5f7 getting rid of MessageType enumeration
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 623
diff changeset
64 callables_[id].insert(callable);
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66
428
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
67 void IObservable::Unregister(IObserver *observer)
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
68 {
977
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
69 LOG(TRACE) << "IObservable::Unregister for IObserver at addr: "
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
70 << std::hex << observer << std::dec;
428
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
71 // delete all callables from this observer
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
72 for (Callables::iterator itCallableSet = callables_.begin();
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
73 itCallableSet != callables_.end(); ++itCallableSet)
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
74 {
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
75 for (std::set<ICallable*>::const_iterator
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
76 itCallable = itCallableSet->second.begin(); itCallable != itCallableSet->second.end(); )
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
77 {
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
78 if ((*itCallable)->GetObserver() == observer)
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
79 {
977
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
80 LOG(TRACE) << " ** IObservable::Unregister : deleting callable: "
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
81 << std::hex << (*itCallable) << std::dec;
428
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
82 delete *itCallable;
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
83 itCallableSet->second.erase(itCallable++);
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
84 }
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
85 else
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
86 ++itCallable;
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
87 }
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
88 }
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 403
diff changeset
89 }
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
90
623
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
91 void IObservable::EmitMessageInternal(const IObserver* receiver,
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
92 const IMessage& message)
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
93 {
977
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
94 LOG(TRACE) << "IObservable::EmitMessageInternal receiver = "
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
95 << std::hex << receiver << std::dec;
643
f0008c55e5f7 getting rid of MessageType enumeration
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 623
diff changeset
96 Callables::const_iterator found = callables_.find(message.GetIdentifier());
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
97
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
98 if (found != callables_.end())
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
99 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
100 for (std::set<ICallable*>::const_iterator
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
101 it = found->second.begin(); it != found->second.end(); ++it)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
102 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
103 assert(*it != NULL);
623
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
104
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
105 const IObserver* observer = (*it)->GetObserver();
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
106 if (broker_.IsActive(*observer))
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
107 {
623
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
108 if (receiver == NULL || // Are we broadcasting?
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
109 observer == receiver) // Not broadcasting, but this is the receiver
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
110 {
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
111 (*it)->Apply(message);
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
112 }
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
113 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
114 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
115 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
116 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
117
623
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
118
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
119 void IObservable::BroadcastMessage(const IMessage& message)
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
120 {
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
121 EmitMessageInternal(NULL, message);
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
122 }
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
123
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
124
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
125 void IObservable::EmitMessage(const IObserver& observer,
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
126 const IMessage& message)
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
127 {
977
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
128 LOG(TRACE) << "IObservable::EmitMessage observer = "
262a0244e9b2 Added missing Unregister for objects that register by the broker + logs + guard in FetchContext
Benjamin Golinvaux <bgo@osimis.io>
parents: 973
diff changeset
129 << std::hex << &observer << std::dec;
623
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
130 EmitMessageInternal(&observer, message);
42dadae61fa9 renamed IObservable::EmitMessage() as BroadcastMessage()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 440
diff changeset
131 }
403
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
132
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
133 void IObservable::RegisterForwarder(IMessageForwarder* forwarder)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
134 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
135 if (forwarder == NULL)
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136 {
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
138 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
139
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
140 forwarders_.insert(forwarder);
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 }
99e31898910e IObservable.cpp
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 }