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qt5-legatus-legacy/Lts/DDS/FTS/generic_fts.h
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2026-08-13 18:33:10 +02:00

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/**
* @RDE_HEADER@
* GenericFTS Interface
* $Id$
* $HeadURL$
* $Author$
*/
#pragma once
#include <rti/core/SampleIdentity.hpp>
#include <QVector>
/**
* Note:
*
* The FTS calls a slot of the calling object (CO) to send the requestData to the CO.
* This slot needs to be implemented by the calling object (CO):
*
* public Q_SLOTS:
* void handleFunctionTopicRequest(const rti::core::SampleIdentity &requestIdentity, const TOPICTYPE_REQUEST &requestData);
*
* The CO processes the request and sends the feedback (and possible reply data) back to the FTS
* by calling the method:
*
* void sendReply(const rti::core::SampleIdentity &requestIdentity, const QVector<TOPICTYPE_REPLY> &replyData )
*
*
* - The FTS cannot use SIGNALS, because templates and QObject are incompatible.
* - The FTS and the CO are in different threads
*
* => reply data will be stored in a queue (std:queue) and the handling is done by a semaphore (QSemaphore)
*
* */
namespace FTS
{
// uses FTS (static)
template <typename TOPICTYPE_REQUEST, typename TOPICTYPE_REPLY>
class GenericFts
{
public:
GenericFts() = default;
virtual ~GenericFts() = default;
virtual bool sendReply(const rti::core::SampleIdentity &requestIdentity, const TOPICTYPE_REPLY &replyData) = 0;
virtual bool sendReply(const rti::core::SampleIdentity &requestIdentity, const QVector<TOPICTYPE_REPLY> &replyData) = 0;
};
}