DataReaderQos Class Reference

Structure that holds DataReader Quality of Service policies. More...

Public Attributes
DurabilityQosPolicy	durability
DeadlineQosPolicy	deadline
LatencyBudgetQosPolicy	latency_budget
LivelinessQosPolicy	liveliness
ReliabilityQosPolicy	reliability
DestinationOrderQosPolicy	destination_order
HistoryQosPolicy	history
ResourceLimitsQosPolicy	resource_limits
UserDataQosPolicy	user_data
OwnershipQosPolicy	ownership
TimeBasedFilterQosPolicy	time_based_filter
ReaderDataLifecycleQosPolicy	reader_data_lifecycle
DataRepresentationQosPolicy	representation
TypeConsistencyEnforcementQosPolicy	type_consistency
RpcQosPolicy	rpc
EntityNameQosPolicy	entity_name
LoggingQosPolicy	logging
RTPSReaderQosPolicy	rtps_reader

Static Public Attributes
static final DataReaderQos	DATAREADER_QOS_DEFAULT = null

Detailed Description

Structure that holds DataReader Quality of Service policies.

See also

DataReader::set_qos(DataReaderQos) set_qos()

DataReader::get_qos(DataReaderQos) get_qos()

Subscriber::create_datareader(TopicDescription topic, DataReaderQos qos, DataReaderListener listener, long mask) create_datareader()

Subscriber::set_default_datareader_qos(DataReaderQos) set_default_datareader_qos()

Subscriber::get_default_datareader_qos(DataReaderQos) get_default_datareader_qos()

Member Data Documentation

DeadlineQosPolicy deadline

The requested update frequency for data instances.

DestinationOrderQosPolicy destination_order

The destination order logic requested by the DataReader.

DurabilityQosPolicy durability

The durability policy requested by the DataReader.

EntityNameQosPolicy entity_name

Controls the Entity name of the DataReader

HistoryQosPolicy history

The data history requested by the DataReader.

LatencyBudgetQosPolicy latency_budget

The latency requested by the DataReader.

LivelinessQosPolicy liveliness

The liveliness mechanism requested by the DataReader.

LoggingQosPolicy logging

Controls the logging behavior of the DataReader.

OwnershipQosPolicy ownership

The type of 'ownership' offered by the DataReader.

ReaderDataLifecycleQosPolicy reader_data_lifecycle

Controls the auto-purge behavior of the DataReader.

ReliabilityQosPolicy reliability

The transport reliability requested by the DataReader.

DataRepresentationQosPolicy representation

Informs DataWriter(s) of the data representation(s) supported by this Reader. This must be consistent with the TypeSupport associated with the Reader's Topic.

ResourceLimitsQosPolicy resource_limits

The resource limits set on the DataReader.

RpcQosPolicy rpc

Configure RPC relevant settings: instance_name, related_entity,and topic_aliases.

RTPSReaderQosPolicy rtps_reader

Controls aspects of the RTPS Reader protocol for the DataReader.

TimeBasedFilterQosPolicy time_based_filter

The maximum update frequency required/desired by the DataReader.

TypeConsistencyEnforcementQosPolicy type_consistency

Influences the algorithm that matches DataReaders and DataWriters based on their data type compatibility.

UserDataQosPolicy user_data

A sequence of octets associated with the DataReader.