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- // Copyright 2019 Proyectos y Sistemas de Mantenimiento SL (eProsima).
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- /**
- * @file DataReaderListener.hpp
- */
- #ifndef _FASTRTPS_DATAREADERLISTENER_HPP_
- #define _FASTRTPS_DATAREADERLISTENER_HPP_
- #include <fastrtps/fastrtps_dll.h>
- #include <fastrtps/qos/DeadlineMissedStatus.h>
- #include <fastrtps/qos/LivelinessChangedStatus.h>
- #include <fastrtps/qos/SampleRejectedStatus.hpp>
- #include <fastdds/dds/core/status/IncompatibleQosStatus.hpp>
- #include <fastdds/dds/core/status/BaseStatus.hpp>
- #include <fastdds/dds/core/status/SubscriptionMatchedStatus.hpp>
- namespace eprosima {
- namespace fastdds {
- namespace dds {
- class DataReader;
- /**
- * Class DataReaderListener, it should be used by the end user to implement specific callbacks to certain actions.
- * @ingroup FASTDDS_MODULE
- */
- class DataReaderListener
- {
- public:
- /**
- * @brief Constructor
- */
- RTPS_DllAPI DataReaderListener()
- {
- }
- /**
- * @brief Destructor
- */
- RTPS_DllAPI virtual ~DataReaderListener()
- {
- }
- /**
- * Virtual function to be implemented by the user containing the actions to be performed when a new Data Message is received.
- * @param reader DataReader
- */
- RTPS_DllAPI virtual void on_data_available(
- DataReader* reader)
- {
- (void)reader;
- }
- /**
- * Virtual method to be called when the subscriber is matched with a new Writer (or unmatched); i.e., when a writer publishing in the same topic is discovered.
- * @param reader DataReader
- * @param info The subscription matched status
- */
- RTPS_DllAPI virtual void on_subscription_matched(
- DataReader* reader,
- const fastdds::dds::SubscriptionMatchedStatus& info)
- {
- (void)reader;
- (void)info;
- }
- /**
- * Virtual method to be called when a topic misses the deadline period
- * @param reader DataReader
- * @param status The requested deadline missed status
- */
- RTPS_DllAPI virtual void on_requested_deadline_missed(
- DataReader* reader,
- const fastrtps::RequestedDeadlineMissedStatus& status)
- {
- (void)reader;
- (void)status;
- }
- /**
- * @brief Method called when the liveliness status associated to a subscriber changes
- * @param reader The DataReader
- * @param status The liveliness changed status
- */
- RTPS_DllAPI virtual void on_liveliness_changed(
- DataReader* reader,
- const fastrtps::LivelinessChangedStatus& status)
- {
- (void)reader;
- (void)status;
- }
- /**
- * @brief Method called when a sample was rejected.
- * @param reader The DataReader
- * @param status The rejected status
- */
- RTPS_DllAPI virtual void on_sample_rejected(
- DataReader* reader,
- const fastrtps::SampleRejectedStatus& status)
- {
- (void)reader;
- (void)status;
- }
- /**
- * @brief Method called an incompatible QoS was requested.
- * @param reader The DataReader
- * @param status The requested incompatible QoS status
- */
- RTPS_DllAPI virtual void on_requested_incompatible_qos(
- DataReader* reader,
- const RequestedIncompatibleQosStatus& status)
- {
- (void)reader;
- (void)status;
- }
- /**
- * @brief Method called when a sample was lost.
- * @param reader The DataReader
- * @param status The sample lost status
- */
- RTPS_DllAPI virtual void on_sample_lost(
- DataReader* reader,
- const SampleLostStatus& status)
- {
- (void)reader;
- (void)status;
- }
- };
- } /* namespace dds */
- } /* namespace fastdds */
- } /* namespace eprosima */
- #endif /* _FASTRTPS_DATAREADERLISTENER_HPP_ */
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