DDS::LivelinessChangedStatus Struct Reference
[DataReaders]

DDS::StatusKind::LIVELINESS_CHANGED_STATUS More...

#include <managed_subscription.h>

List of all members.

Public Attributes
System::Int32	alive_count
	The total count of currently alive DDS::DataWriter entities that write the DDS::Topic the DDS::DataReader reads.
System::Int32	not_alive_count
	The total count of currently not_alive DDS::DataWriter entities that write the DDS::Topic the DDS::DataReader reads.
System::Int32	alive_count_change
	The change in the alive_count since the last time the listener was called or the status was read.
System::Int32	not_alive_count_change
	The change in the not_alive_count since the last time the listener was called or the status was read.
InstanceHandle_t	last_publication_handle
	An instance handle to the last remote writer to change its liveliness.

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Detailed Description

DDS::StatusKind::LIVELINESS_CHANGED_STATUS

Examples:

HelloWorld_subscriber.cpp.

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Member Data Documentation

System::Int32 DDS::LivelinessChangedStatus::alive_count

The total count of currently alive DDS::DataWriter entities that write the DDS::Topic the DDS::DataReader reads.

System::Int32 DDS::LivelinessChangedStatus::not_alive_count

The total count of currently not_alive DDS::DataWriter entities that write the DDS::Topic the DDS::DataReader reads.

System::Int32 DDS::LivelinessChangedStatus::alive_count_change

The change in the alive_count since the last time the listener was called or the status was read.

System::Int32 DDS::LivelinessChangedStatus::not_alive_count_change

The change in the not_alive_count since the last time the listener was called or the status was read.

InstanceHandle_t DDS::LivelinessChangedStatus::last_publication_handle

An instance handle to the last remote writer to change its liveliness.