TaoZex commented on code in PR #3085:
URL:
https://github.com/apache/incubator-seatunnel/pull/3085#discussion_r995556541
##########
seatunnel-connectors-v2/connector-kafka/src/main/java/org/apache/seatunnel/connectors/seatunnel/kafka/sink/KafkaSinkWriter.java:
##########
@@ -63,7 +66,28 @@ public class KafkaSinkWriter implements
SinkWriter<SeaTunnelRow, KafkaCommitInfo
// check config
@Override
public void write(SeaTunnelRow element) {
- ProducerRecord<byte[], byte[]> producerRecord =
seaTunnelRowSerializer.serializeRow(element);
+ ProducerRecord<byte[], byte[]> producerRecord = null;
+ //Determine the partition of the kafka send message based on the field
name
+ if (pluginConfig.hasPath(PARTITION_KEY)){
+ String keyField = pluginConfig.getString(PARTITION_KEY);
+ List<String> fields =
Arrays.asList(seaTunnelRowType.getFieldNames());
+ String key;
+ if (fields.contains(keyField)) {
+ Object field = element.getField(fields.indexOf(keyField));
+ //If the field is null, send the message to the same partition
+ if (field == null) {
+ key = "null";
Review Comment:
It' s a good way, thanks for your advice.
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