KafkaResponseUDR(3.3)
- Jenni Wallin
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. |
| data (bytearray) | Producer: This field holds data to be passed to the Kafka log by the Kafka Forwarding Agent (producer). Collector: 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. |
| 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 |
| 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. Collector: This field holds the partition from which the message was consumed by the Kafka Collection agent (consumer). |