vlink::Qos::Durability Struct Reference

Controls how samples persist after they are published. More...

#include <qos.h>

Collaboration diagram for vlink::Qos::Durability:

Public Types
enum	Kind : uint8_t { kVolatile = 0 , kTransientLocal = 1 , kTransient = 2 , kPersistent = 3 }

Public Attributes
Kind	kind {kVolatile}
	Durability kind.

Detailed Description

Controls how samples persist after they are published.

Kind	Behaviour
kVolatile	No persistence; late joiners see only new samples
kTransientLocal	Samples cached in the DataWriter; late joiners catch up
kTransient	Samples persist in an external service
kPersistent	Samples persist to stable storage

Member Enumeration Documentation

Kind

enum vlink::Qos::Durability::Kind : uint8_t

Enumerator
kVolatile	No persistence beyond the DataWriter lifetime.
kTransientLocal	DataWriter caches samples for late-joining readers.
kTransient	Durability service stores samples.
kPersistent	Samples written to stable storage.

Member Data Documentation

kind

Kind vlink::Qos::Durability::kind {kVolatile}

Durability kind.

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The documentation for this struct was generated from the following file:

• include/vlink/extension/qos.h