Structure passed to acknowledgement handler called when a ACK or NACK frame is received. The handler
receives an instance of Acknowledgement with the subscription Frame and the impacted messages. The
list of messages depends on the type of acknowledgment used by the subscription.
Subscriptions using the client mode receives all messages that were waiting for acknowledgment that were
sent before the acknowledged messages. The list also contains the acknowledged message. This is a cumulative
acknowledgement. Subscriptions using the client-individual mode receives a singleton list containing only
the acknowledged message.
Structure passed to acknowledgement handler called when a
Subscriptions using theACKorNACKframe is received. The handler receives an instance of Acknowledgement with the subscription Frame and the impacted messages. The list of messages depends on the type of acknowledgment used by the subscription.clientmode receives all messages that were waiting for acknowledgment that were sent before the acknowledged messages. The list also contains the acknowledged message. This is a cumulative acknowledgement. Subscriptions using theclient-individualmode receives a singleton list containing only the acknowledged message.