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qt5-legatus-legacy/Lts/Tools/DdsView/subscriber.cpp
T
2026-08-13 18:33:10 +02:00

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C++
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/**
* @RDE_HEADER@
*
* Subscriber (DataSampleReceiver)
* Uses DDTCs to subscribe to data
*
* $Id$
* $HeadURL$
* $Author$
*/
#include "subscriber.h"
#include "telegrammodel.h"
namespace DdsView
{
Subscriber::Subscriber(const dds::domain::DomainParticipant &domainParticipant,
const std::string &partition,
TelegramModel *tm)
: DDSConnector::Subscriber(domainParticipant, partition)
, m_telegramModel(tm)
, m_logger(DdsView::getLogger("Subscriber"))
{}
Subscriber::~Subscriber()
{
qDeleteAll(m_ddtcMap);
m_ddtcMap.clear();
}
void Subscriber::processData(const dds::core::xtypes::DynamicData &data, const QString &topicName, DataModification modType)
{
m_telegramModel->processData(data, topicName, modType);
}
bool Subscriber::initDDTCs(const QVector<DDSGeneric::TopicDescription> &vDro)
{
// TODO: remove old droEntries
QMap<std::string, ddtc *> newTopics;
for (const DDSGeneric::TopicDescription &ti : vDro)
{
auto it = m_ddtcMap.find(ti.name);
if (it != m_ddtcMap.end())
{
// already there
newTopics.insert(it.key(), it.value());
m_ddtcMap.erase(it);
continue;
}
DTC::Ddtc<DDSGeneric::DynamicDataReader> *ddtc = this->create(
[this](const dds::core::xtypes::DynamicData & data, const std::string & topicName, DataModification modType)
{ processData(data, QString::fromStdString(topicName), modType); },
ti.type,
nullptr /* Use SubscriberListener from DdsConnector */,
ti.name
);
if (ddtc == nullptr)
{
ERROR_LOG(m_logger) << "Can't create ddtc for Topic (" << ti.name << "), TypeName (" << ti.typeName << ")";
continue;
}
if (ddtc->hasSamples())
{
for (const auto &data : ddtc->readAlive())
processData(data.data(), QString::fromStdString(ti.name), DataModification::eAdded);
}
newTopics.insert(ti.name, ddtc);
}
qDeleteAll(m_ddtcMap);
m_ddtcMap = newTopics;
return true;
} // end initDDTCs()
} // Namespace DdsView