Initial commit

Lts/Proxies/HighLevelArchitecture/Apache/ngs_handler.cpp

@@ -0,0 +1,118 @@
+/**
+  * NgsHandler for HighLevelArchitecture
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Christian Ehrlicher, SLSE, 2017-04-07
+  */
+
+#include "ngs_handler.h"
+#include <Common/logger.h>
+#include "ngs_connector.h"
+#include "socketreader.h"
+#include <Common/settings.h>
+
+#include <QCoreApplication>
+#include <QHostInfo>
+
+namespace HighLevelArchitecture
+{
+
+NgsHandler::NgsHandler(QObject *parent)
+  : QObject(parent)
+  , m_ddsHandler(nullptr)
+  , m_logger(getLogger("NgsHandler"))
+{}
+
+NgsHandler::~NgsHandler()
+{
+  m_ppmHandler = nullptr;
+  m_aesHandler = nullptr;
+  m_ngsConnector = nullptr;
+  m_ddsHandler = nullptr;
+}
+
+bool NgsHandler::init(const std::shared_ptr<DdsHandler> &ddsHandler)
+{
+  // initialize DDS
+  m_ddsHandler = ddsHandler;
+
+  QMap<ngs::IObserver::ProtocolType, QString> protToStr;
+  protToStr.insert(ngs::IObserver::ProtocolType::DIS, QStringLiteral("DIS"));
+  protToStr.insert(ngs::IObserver::ProtocolType::HLA, QStringLiteral("HLA"));
+  protToStr.insert(ngs::IObserver::ProtocolType::CORBANOTIFY, QStringLiteral("CORBA"));
+
+  ngs::IObserver::ProtocolType protocol = Settings::hlaProtocol();
+
+  INFO_LOG(m_logger) << "Protocol = " << protToStr.value(protocol, QStringLiteral("UNKNOWN"));
+
+  m_ngsConnector = /* (protocol == ngs::IObserver::ProtocolType::DIS) ?
+                   std::make_shared<NgsConnectorDis>(Settings::federationName(), this) : */
+                   std::make_shared<NgsConnector>(Settings::federationName(), this);
+
+  connect(m_ngsConnector.get(), &NgsConnector::firstTickFinished,
+          this, &NgsHandler::onFirstTickFinished, Qt::UniqueConnection);
+
+  return m_ngsConnector->initialize(protocol, QHostInfo::localHostName().toUpper(), QCoreApplication::applicationDirPath());
+}
+
+bool NgsHandler::isConnectedToHla() const
+{
+  return m_ngsConnector && m_ngsConnector->canPublishData();
+}
+
+void NgsHandler::onFirstTickFinished()
+{
+  m_ppmHandler = std::make_shared<PpmHandler>(this);
+  m_aesHandler = std::make_shared<AesHandler>(this);
+  if (!m_ppmHandler->init())
+    ERROR_LOG(m_logger) << "Could not init ppm handler - not able to publish participants to HLA";
+  if (!m_aesHandler->init())
+    ERROR_LOG(m_logger) << "Could not init ppm handler - not able to publish area effect simulations to HLA";
+
+  connect(m_ppmHandler.get(), &PpmHandler::externalEquipmentNumberAdded,
+          this, &NgsHandler::externalEquipmentNumberAdded);
+  connect(m_ppmHandler.get(), &PpmHandler::externalEquipmentNumberRemoved,
+          this, &NgsHandler::externalEquipmentNumberRemoved);
+
+  connect(this, &NgsHandler::participantInitRequest, m_ppmHandler.get(), &PpmHandler::participantInitRequest);
+  connect(this, &NgsHandler::participantVulnerabilityStateRequest, m_ppmHandler.get(), &PpmHandler::participantVulnerabilityStateRequest);
+  connect(this, &NgsHandler::participantCesHitInformationRequest, m_ppmHandler.get(), &PpmHandler::participantCesHitInformationRequest);
+  initSocketReaders();
+}
+
+void NgsHandler::initSocketReaders()
+{
+  if (!m_socketReaders.isEmpty())
+    deInitSocketReaders();
+
+  for (const Settings::SocketData& sd : Settings::socketDataList())
+  {
+    SocketReader *sr = new SocketReader();
+    if ( sr->init(sd.hostname, sd.port, sd.hlaRequestIdentifier) )
+    {
+      sr->start();
+      connect(sr, &SocketReader::newData, this, &NgsHandler::onNewSocketReaderData);
+      m_socketReaders.append(sr);
+      INFO_LOG(m_logger) << "SocketReader with ID " << sd.hlaRequestIdentifier << " connected";
+    }
+    else
+    {
+      ERROR_LOG(m_logger) << "Could not initialize SocketReader " << sd.hlaRequestIdentifier;
+    }
+  }
+}
+
+void NgsHandler::deInitSocketReaders()
+{
+  for (SocketReader *sr : qAsConst(m_socketReaders))
+    sr->stopThread();      // calls deleteLater(), therefore we can
+  m_socketReaders.clear(); // drop the pointers here
+}
+
+void NgsHandler::onNewSocketReaderData(const QByteArray &data, int hlaRequestIdentifier)
+{
+  // Todo: Statically sending to to IDT now. Map this by Reader-Instance and RequestIdentifier later?
+  m_ngsConnector->sendData(Settings::hlaPlayerIdIDT(), data, hlaRequestIdentifier);
+}
+} // namespace HighLevelArchitecture