Mercurial > hg > orthanc-stone
view Framework/Messages/IObserver.cpp @ 1132:58799b7317fa
merge
author | Alain Mazy <alain@mazy.be> |
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date | Wed, 06 Nov 2019 10:47:05 +0100 |
parents | f6be9412e42a |
children | ca2058bd74ef |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2019 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "IObserver.h" #include "IMessage.h" #include "../StoneException.h" #include <Core/Logging.h> #include <Core/Toolbox.h> namespace OrthancStone { IObserver::IObserver(MessageBroker& broker) : broker_(broker) , fingerprint_() { // we store the fingerprint_ as a char array to avoid problems when // reading it in a deceased object. // remember this is panic-level code to track zombie object usage std::string fingerprint = Orthanc::Toolbox::GenerateUuid(); const char* fingerprintRaw = fingerprint.c_str(); memcpy(fingerprint_, fingerprintRaw, 37); broker_.Register(*this); } IObserver::~IObserver() { try { LOG(TRACE) << "IObserver(" << std::hex << this << std::dec << ")::~IObserver : fingerprint_ == " << fingerprint_; const char* deadMarker = "deadbeef-dead-dead-0000-0000deadbeef"; ORTHANC_ASSERT(strlen(deadMarker) == 36); memcpy(fingerprint_, deadMarker, 37); broker_.Unregister(*this); } catch (const Orthanc::OrthancException& e) { if (e.HasDetails()) { LOG(ERROR) << "OrthancException in ~IObserver: " << e.What() << " Details: " << e.GetDetails(); } else { LOG(ERROR) << "OrthancException in ~IObserver: " << e.What(); } } catch (const std::exception& e) { LOG(ERROR) << "std::exception in ~IObserver: " << e.what(); } catch (...) { LOG(ERROR) << "Unknown exception in ~IObserver"; } } bool IObserver::DoesFingerprintLookGood() const { for (size_t i = 0; i < 36; ++i) { bool ok = false; if (fingerprint_[i] >= 'a' && fingerprint_[i] <= 'f') ok = true; if (fingerprint_[i] >= '0' && fingerprint_[i] <= '9') ok = true; if (fingerprint_[i] == '-') ok = true; if (!ok) return false; } return fingerprint_[36] == 0; } }