Mercurial > hg > orthanc
view Core/DicomNetworking/TimeoutDicomConnectionManager.cpp @ 3037:d23c84b1c0f5 db-changes
integration mainline->db-changes
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 19 Dec 2018 16:31:10 +0100 |
parents | f7a84b551ee4 |
children | 4e43e67f8ecf |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2018 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * 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 * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "../PrecompiledHeaders.h" #include "TimeoutDicomConnectionManager.h" #include "../Logging.h" #include "../OrthancException.h" namespace Orthanc { static boost::posix_time::ptime GetNow() { return boost::posix_time::microsec_clock::universal_time(); } class TimeoutDicomConnectionManager::Resource : public IDicomConnectionManager::IResource { private: TimeoutDicomConnectionManager& that_; public: Resource(TimeoutDicomConnectionManager& that) : that_(that) { if (that_.connection_.get() == NULL) { throw OrthancException(ErrorCode_InternalError); } } ~Resource() { that_.Touch(); } DicomUserConnection& GetConnection() { assert(that_.connection_.get() != NULL); return *that_.connection_; } }; void TimeoutDicomConnectionManager::Touch() { lastUse_ = GetNow(); } void TimeoutDicomConnectionManager::CheckTimeoutInternal() { if (connection_.get() != NULL && (GetNow() - lastUse_) >= timeout_) { Close(); } } void TimeoutDicomConnectionManager::SetTimeout(unsigned int timeout) { timeout_ = boost::posix_time::milliseconds(timeout); CheckTimeoutInternal(); } unsigned int TimeoutDicomConnectionManager::GetTimeout() { return timeout_.total_milliseconds(); } void TimeoutDicomConnectionManager::Close() { if (connection_.get() != NULL) { LOG(INFO) << "Closing inactive DICOM association with modality: " << connection_->GetRemoteApplicationEntityTitle(); connection_.reset(NULL); } } void TimeoutDicomConnectionManager::CheckTimeout() { CheckTimeoutInternal(); } IDicomConnectionManager::IResource* TimeoutDicomConnectionManager::AcquireConnection(const std::string& localAet, const RemoteModalityParameters& remote) { if (connection_.get() == NULL || !connection_->IsSameAssociation(localAet, remote)) { connection_.reset(new DicomUserConnection(localAet, remote)); } return new Resource(*this); } }