AcknowledgmentInfo Class Reference

Information about an application-level acknowledged sample. More...

Inherits Status.

Public Attributes
final InstanceHandle_t	subscription_handle
	Subscription handle of the acknowledging com.rti.dds.subscription.DataReader.
final SampleIdentity_t	sample_identity
	Identity of the sample being acknowledged.
boolean	valid_response_data
	Flag indicating validity of the user response data in the acknowledgment.
final AckResponseData_t	response_data
	User data payload of application-level acknowledgment message.

Additional Inherited Members
Public Member Functions inherited from Struct
abstract boolean	equals (Object obj)
abstract int	hashCode ()
String	toString ()
Protected Member Functions inherited from Struct
	Struct ()
abstract void	pull_from_nativeI (long native_status)
abstract void	push_to_nativeI (long native_status)

Detailed Description

Information about an application-level acknowledged sample.

When acknowledging a sample, the reader provides the writer with information about the sample being acknowledged. The AcknowledgmentInfo structure provides the identity and cookie of the sample being acknowledged, as well as user data payload provided by the reader.

Member Data Documentation

final InstanceHandle_t subscription_handle

Subscription handle of the acknowledging com.rti.dds.subscription.DataReader.

final SampleIdentity_t sample_identity

Identity of the sample being acknowledged.

See Also

com.rti.dds.infrastructure.SampleIdentity_t

boolean valid_response_data

Flag indicating validity of the user response data in the acknowledgment.

This flag is true when the com.rti.dds.infrastructure.RtpsReliableReaderProtocol_t.min_app_ack_response_keep_duration has not yet elapsed for the acknowledgment's response data.

The flag is false when that duration has elapsed for the response data.

final AckResponseData_t response_data

User data payload of application-level acknowledgment message.

Response data set by com.rti.dds.subscription.DataReader when sample was acknowledged.