The KafkaResponseUDR holds data to be sent to the kafka log, a DRUDR, an error message and a counter for UDRs not yet persisted. The KafkaResponseUDR generates an acknowledgment message for every persisted UDR to an external system.
The following fields are included in the KafkaResponseUDR:
| Field | Description | |||||
|---|---|---|---|---|---|---|
| cycleUDR (DRUDR) | This field is for any information that you want to receive when getting the acknowledgment back. For example, when data that is sent to Kafka originates from a Diameter agent, the cycleUDR may be a Diameter RequestCycleUDR. | |||||
| data (bytearray) | Producer: This field holds data to be passed to the Kafka log by the Kafka Forwarding Agent (producer). Consumer: This field is populated with the data read from the Kafka log. | |||||
errorMessage (string) | This field provides a message with information on the error which has occurred. This is a read-only field. | |||||
| key (bytearray) | This field can be used for setting a key for messages sent to the broker.
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| offset (long) | This is a read only field. This field is populated by the Kafka Collection agent and contains the offset in the Kafka log from where the message was consumed. | |||||
| outstandingRequestCnt (int) | This field is a counter for UDRs that are not yet persisted. This is a read-only field. If you require to reduce the maximum number of outstanding requests held in the buffer, you can decrease the value for the property
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| partition (short) | Producer: This field holds the partition to which the Kafka Forwarding agent (producer) writes the message. If this field is not populated, the partition is chosen randomly. Consumer: This field holds the partition from which the message was consumed by the Kafka Collection agent (consumer). |