Continues migration with DDS, Common
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#include "lts_session_lock_handler.h"
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#include <LtsWidgets/lts_message_dialog.h>
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#include <LtsSession/lts_session_data.h>
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#include <QDebug>
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#include <sstream>
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namespace LtsSession
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{
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TopicLockHandler::TopicLockHandler()
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: QObject()
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, m_logger(NGL::NGLLoggerBootstrap::getNGLRootLogger().getNGLLogger("LtsSession.TopicLockHandler"))
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{
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TRACE_LOG(m_logger) << LOGFUNCTION << " START";
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TRACE_LOG(m_logger) << LOGFUNCTION << " END";
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}
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TopicLockHandler::~TopicLockHandler()
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{
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TRACE_LOG(m_logger) << LOGFUNCTION << " START";
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TRACE_LOG(m_logger) << LOGFUNCTION << " END";
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}
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bool TopicLockHandler::init(const std::shared_ptr<Core::Interface::Ftc> &coreFtc,
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int exerciseId)
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{
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TRACE_LOG(m_logger) << LOGFUNCTION << " START";
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if (coreFtc == nullptr)
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return false;
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coreFtc->enableAll();
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m_exerciseId = exerciseId;
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m_coreFtc = coreFtc;
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TRACE_LOG(m_logger) << LOGFUNCTION << " END";
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return true;
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}
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bool TopicLockHandler::lock()
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{
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INFO_LOG(m_logger) << "LOCK " << m_topicInfo.topicName();
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TRACE_LOG(m_logger) << LOGFUNCTION << objStateAsString();
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if (m_coreFtc == nullptr)
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return false;
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if (m_locked)
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{
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ERROR_LOG(m_logger) << LOGFUNCTION << ": called lock while still locked! " << m_lockEntityId;
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Q_ASSERT(false);
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return false;
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}
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const auto *sessionData = LtsSessionData::LtsSessionData::getInstance();
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Core::TryLockEntityRequest req;
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req.id(m_lockEntityId);
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req.entityTypeName(m_topicInfo.topicName().toStdString());
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req.entityId(m_topicInfo.entityId());
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req.exerciseId(m_exerciseId);
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req.operatorId(sessionData->getOperatorId());
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req.workstationId(sessionData->getWorkstationId());
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try
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{
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const Core::TryLockEntityReply reply(m_coreFtc->tryLockEntityRequest(req));
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TRACE_LOG(m_logger) << LOGFUNCTION << ": Reply received - state=" << objStateAsString()
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<< " - reply=" << reply;
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if (reply.alreadyLocked().is_set())
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{
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const Core::LockEntityError &alreadyLocked = reply.alreadyLocked().get();
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INFO_LOG(m_logger) << LOGFUNCTION << ": Topic already locked by ws " << alreadyLocked.workstationName() << " and op " << alreadyLocked.operatorName();
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const auto lockedBy(QStringLiteral("%2/%1").arg(QString::fromStdString(alreadyLocked.operatorName()), QString::fromStdString(alreadyLocked.workstationName())));
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emit signalLockDialog(lockedBy);
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}
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else
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{
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DEBUG_LOG(m_logger) << LOGFUNCTION << ": Topic NOT already locked";
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Q_ASSERT(reply.id() > 0);
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m_locked = true;
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m_lockEntityId = reply.id();
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}
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}
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catch (const std::runtime_error &err)
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{
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ERROR_LOG(m_logger) << LOGFUNCTION << ": Failed to lock topic! " << err.what();
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Q_ASSERT(false);
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return false;
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}
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return true;
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}
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bool TopicLockHandler::unlock()
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{
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INFO_LOG(m_logger) << "UNLOCK " << m_topicInfo.topicName() << " - " << m_lockEntityId;
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TRACE_LOG(m_logger) << LOGFUNCTION << objStateAsString();
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if (m_coreFtc == nullptr)
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return false;
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if (!m_locked)
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{
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ERROR_LOG(m_logger) << LOGFUNCTION << ": Tried to unlock while unlocked.. " << objStateAsString();
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Q_ASSERT(false);
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return false;
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}
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Q_ASSERT(m_lockEntityId > 0);
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const Core::TryUnlockEntityRequest req(m_lockEntityId);
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m_locked = false;
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m_lockEntityId = 0;
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try
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{
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const auto reply(m_coreFtc->tryUnlockEntityRequest(req));
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TRACE_LOG(m_logger) << LOGFUNCTION << ": Reply received - state=" << objStateAsString()
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<< " - reply=" << reply;
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DEBUG_LOG(m_logger) << LOGFUNCTION << ": Topic unlocked!";
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}
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catch (const std::runtime_error &err)
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{
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ERROR_LOG(m_logger) << LOGFUNCTION << ": Failed to unlock topic! " << err.what();
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return false;
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}
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emit signalUnlockDialog();
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return true;
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}
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std::string TopicLockHandler::objStateAsString() const
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{
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std::ostringstream o;
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o << " m_topicInfoId=" << m_lockEntityId
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<< ", entityId=" << m_topicInfo.entityId()
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<< ", exId=" << m_exerciseId
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<< ", lckd=" << m_locked
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<< ", asked=" << m_askedForLock
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<< ", delftrAnwr=" << m_deleteAfterAnswer;
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return o.str();
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}
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bool TopicLockHandler::slotUnlock()
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{
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TRACE_LOG(m_logger) << LOGFUNCTION << " slotUnlock" << objStateAsString();
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return unlock();
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}
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void TopicLockHandler::slotTryLock(const LtsWidgets::TopicInfo &topicInfo)
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{
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TRACE_LOG(m_logger) << LOGFUNCTION << " START " << objStateAsString();
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m_topicInfo = topicInfo;
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if (m_topicInfo.topicName().isEmpty() || !topicInfo.isValid())
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{
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DEBUG_LOG(m_logger) << LOGFUNCTION << " no lockable topic, that's okay";
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return;
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}
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lock();
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TRACE_LOG(m_logger) << LOGFUNCTION << " END " << objStateAsString();
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}
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void TopicLockHandler::slotFinalize()
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{
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TRACE_LOG(m_logger) << LOGFUNCTION << " START " << objStateAsString();
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if (m_locked)
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{
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slotUnlock();
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}
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deleteLater();
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TRACE_LOG(m_logger) << LOGFUNCTION << " END " << objStateAsString();
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}
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TopicLockHanderData::TopicLockHanderData()
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: QObject()
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{
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}
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void TopicLockHanderData::init(const std::shared_ptr<Core::Interface::Ftc> &coreFtc, int exerciseId)
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{
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m_topicLockHandler = new TopicLockHandler();
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m_topicLockHandler->init(coreFtc, exerciseId);
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connect(m_topicLockHandler.data(), &TopicLockHandler::signalLockDialog,
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this, &TopicLockHanderData::slotLock, Qt::UniqueConnection);
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connect(m_topicLockHandler.data(), &TopicLockHandler::signalUnlockDialog,
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this, &TopicLockHanderData::slotUnlock, Qt::UniqueConnection);
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}
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TopicLockHanderData::~TopicLockHanderData()
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{
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if (m_topicLockHandler)
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m_topicLockHandler->slotFinalize();
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}
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void TopicLockHanderData::unlock()
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{
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qDebug() << "Debugname=" << m_debugName << ": "
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<< " slotUnlock";
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if (m_topicLockHandler)
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m_topicLockHandler->slotUnlock();
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}
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bool TopicLockHanderData::isLocked() const
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{
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if (!m_topicLockHandler)
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{
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qDebug() << "Debugname=" << m_debugName << ": "
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<< " isLocked -> no handler";
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return false;
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}
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qDebug() << "Debugname=" << m_debugName << ": "
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<< " isLocked = " << m_topicLockHandler->isLocked();
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return m_topicLockHandler->isLocked();
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}
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LtsWidgets::TopicInfo TopicLockHanderData::getTopicInfo() const
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{
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if (m_topicLockHandler)
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return m_topicLockHandler->getTopicInfo();
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return {};
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}
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void TopicLockHanderData::slotTryLock(const LtsWidgets::TopicInfo &topicInfo)
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{
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qDebug() << "Debugname=" << m_debugName << ": "
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<< "slotTryLock " << m_topicLockHandler;
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if (!m_topicLockHandler)
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return;
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m_topicLockHandler->slotTryLock(topicInfo);
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}
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void TopicLockHanderData::slotLock(const QString &lockedBy)
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{
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qDebug() << "Debugname=" << m_debugName << ": "
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<< "slotLock";
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m_lockedBy = lockedBy;
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emit lockDataChanged();
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}
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void TopicLockHanderData::slotUnlock()
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{
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qDebug() << "Debugname=" << m_debugName << ": "
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<< "slotUnlock";
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m_lockedBy.clear();
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emit lockDataChanged();
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}
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}
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