17.2.12.3. WriterListener¶
-
class WriterListener¶
Class WriterListener with virtual method so the user can implement callbacks to certain events.
Public Functions
-
inline virtual void onWriterMatched(RTPSWriter *writer, MatchingInfo &info)¶
This method is called when a new Reader is matched with this Writer by the builtin protocols
- Parameters
writer – Pointer to the RTPSWriter.
info – Matching Information.
-
inline virtual void onWriterMatched(RTPSWriter *writer, const eprosima::fastdds::dds::PublicationMatchedStatus &info)¶
This method is called when a new Reader is matched with this Writer by the builtin protocols
- Parameters
writer – Pointer to the RTPSWriter.
info – Publication matching information.
-
inline virtual void on_offered_incompatible_qos(RTPSWriter *writer, eprosima::fastdds::dds::PolicyMask qos)¶
This method is called when a new Reader is discovered, with a Topic that matches that of a local writer, but with a requested QoS that is incompatible with the one offered by the local writer
- Parameters
writer – Pointer to the RTPSWriter.
qos – A mask with the bits of all incompatible Qos activated.
-
inline virtual void onWriterChangeReceivedByAll(RTPSWriter *writer, CacheChange_t *change)¶
This method is called when all the readers matched with this Writer acknowledge that a cache change has been received.
- Parameters
writer – Pointer to the RTPSWriter.
change – Pointer to the affected CacheChange_t.
-
inline virtual void on_liveliness_lost(RTPSWriter *writer, const LivelinessLostStatus &status)¶
Method called when the liveliness of a writer is lost.
- Parameters
writer – The writer
status – The liveliness lost status
-
inline virtual void on_reader_discovery(RTPSWriter *writer, ReaderDiscoveryInfo::DISCOVERY_STATUS reason, const GUID_t &reader_guid, const ReaderProxyData *reader_info)¶
Method called when the discovery information of a reader regarding a writer changes.
- Parameters
writer – The writer.
reason – The reason motivating this method to be called.
reader_guid – The GUID of the reader for which the discovery information changed.
reader_info – Discovery information about the reader. Will be
nullptr
for reasonREMOVED_READER
.
-
inline virtual void on_incompatible_type(RTPSWriter *writer)¶
This method is called when a new Reader is discovered, with a Topic that matches the name of a local writer, but with an incompatible type
- Parameters
writer – Pointer to the RTPSWriter.
-
inline virtual void onWriterMatched(RTPSWriter *writer, MatchingInfo &info)¶