DDS_OwnershipStrengthQosPolicy Struct Reference

Specifies the value of the strength used to arbitrate among multiple DDSDataWriter objects that attempt to modify the same instance of a data type (identified by DDSTopic + key). More...

Public Attributes
DDS_Long	value
	<<basic>> <<spec>> The strength value used to arbitrate among multiple writers. More...

Detailed Description

Specifies the value of the strength used to arbitrate among multiple DDSDataWriter objects that attempt to modify the same instance of a data type (identified by DDSTopic + key).

This policy only applies if the OWNERSHIP policy is of kind DDS_EXCLUSIVE_OWNERSHIP_QOS.

Entity:

DDSDataWriter

Properties:

RxO = N/A
Changeable = YES

The value of the OWNERSHIP_STRENGTH is used to determine the ownership of a data instance (identified by the key). The arbitration is performed by the DDSDataReader.

See also

EXCLUSIVE ownership

Member Data Documentation

value

DDS_Long DDS_OwnershipStrengthQosPolicy::value

<<basic>> <<spec>> The strength value used to arbitrate among multiple writers.

[default] 0

[range] [0, 1 million]

Categories

Mutable, Discovery Metadata, Applied Per-Instance, Data Availability