Mercurial > hg > orthanc-stone
annotate Framework/Messages/IObservable.cpp @ 1075:81b29bc7c3d4 broker
cont
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 17 Oct 2019 14:39:51 +0200 |
| parents | 05b2e71ed145 |
| children | 17660df24c36 |
| rev | line source |
|---|---|
| 403 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 439 | 5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 403 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "IObservable.h" | |
| 23 | |
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24 #include <Core/Logging.h> |
| 403 | 25 #include <Core/OrthancException.h> |
| 26 | |
| 27 #include <cassert> | |
| 28 | |
| 29 namespace OrthancStone | |
| 30 { | |
| 31 IObservable::~IObservable() | |
| 32 { | |
| 33 // delete all callables (this will also unregister them from the broker) | |
| 34 for (Callables::const_iterator it = callables_.begin(); | |
| 35 it != callables_.end(); ++it) | |
| 36 { | |
| 37 for (std::set<ICallable*>::const_iterator | |
| 38 it2 = it->second.begin(); it2 != it->second.end(); ++it2) | |
| 39 { | |
| 40 delete *it2; | |
| 41 } | |
| 42 } | |
| 43 } | |
| 44 | |
| 45 | |
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46 void IObservable::RegisterCallable(ICallable* callable) |
| 403 | 47 { |
| 48 if (callable == NULL) | |
| 49 { | |
| 50 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 51 } | |
| 52 | |
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53 const MessageIdentifier& id = callable->GetMessageIdentifier(); |
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54 callables_[id].insert(callable); |
| 403 | 55 } |
| 56 | |
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57 void IObservable::EmitMessageInternal(const IObserver* receiver, |
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58 const IMessage& message) |
| 403 | 59 { |
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60 LOG(TRACE) << "IObservable::EmitMessageInternal receiver = " |
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61 << std::hex << receiver << std::dec; |
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62 Callables::const_iterator found = callables_.find(message.GetIdentifier()); |
| 403 | 63 |
| 64 if (found != callables_.end()) | |
| 65 { | |
| 66 for (std::set<ICallable*>::const_iterator | |
| 67 it = found->second.begin(); it != found->second.end(); ++it) | |
| 68 { | |
| 69 assert(*it != NULL); | |
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70 |
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71 boost::shared_ptr<IObserver> observer((*it)->GetObserver().lock()); |
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72 |
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73 if (observer) |
| 403 | 74 { |
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75 if (receiver == NULL || // Are we broadcasting? |
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76 observer.get() == receiver) // Not broadcasting, but this is the receiver |
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77 { |
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78 (*it)->Apply(message); |
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79 } |
| 403 | 80 } |
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81 else |
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82 { |
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83 // TODO => Remove "it" from the list of callables => This |
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parents:
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84 // allows to suppress the need for "Unregister()" |
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parents:
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85 } |
| 403 | 86 } |
| 87 } | |
| 88 } | |
| 89 | |
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90 |
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91 void IObservable::BroadcastMessage(const IMessage& message) |
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parents:
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92 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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93 EmitMessageInternal(NULL, message); |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
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94 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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95 |
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parents:
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96 |
| 1075 | 97 void IObservable::EmitMessage(boost::weak_ptr<IObserver>& observer, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
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98 const IMessage& message) |
|
42dadae61fa9
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
440
diff
changeset
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99 { |
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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
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100 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
|
101 << std::hex << &observer << std::dec; |
| 1075 | 102 |
| 103 boost::shared_ptr<IObserver> lock(observer.lock()); | |
| 104 if (lock) | |
| 105 { | |
| 106 EmitMessageInternal(lock.get(), message); | |
| 107 } | |
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parents:
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108 } |
| 403 | 109 } |