AndrewJSchofield commented on code in PR #18636:
URL: https://github.com/apache/kafka/pull/18636#discussion_r1922494231
##########
transaction-coordinator/src/main/java/org/apache/kafka/coordinator/transaction/TransactionCoordinatorRecordSerde.java:
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@@ -16,32 +16,29 @@
*/
package org.apache.kafka.coordinator.transaction;
+import org.apache.kafka.common.errors.UnsupportedVersionException;
import org.apache.kafka.common.protocol.ApiMessage;
import org.apache.kafka.coordinator.common.runtime.CoordinatorLoader;
import org.apache.kafka.coordinator.common.runtime.CoordinatorRecordSerde;
-import org.apache.kafka.coordinator.transaction.generated.TransactionLogKey;
-import org.apache.kafka.coordinator.transaction.generated.TransactionLogValue;
+import
org.apache.kafka.coordinator.transaction.generated.CoordinatorRecordType;
public class TransactionCoordinatorRecordSerde extends CoordinatorRecordSerde {
@Override
protected ApiMessage apiMessageKeyFor(short recordType) {
- switch (recordType) {
- case 0:
- return new TransactionLogKey();
- default:
- throw new
CoordinatorLoader.UnknownRecordTypeException(recordType);
+ try {
+ return CoordinatorRecordType.fromId(recordType).newRecordKey();
+ } catch (UnsupportedVersionException ex) {
+ throw new CoordinatorLoader.UnknownRecordTypeException(recordType);
}
}
@Override
protected ApiMessage apiMessageValueFor(short recordVersion) {
Review Comment:
This really is the `recordType` again I think here. The version of the
`TransactionLogValue` will have no bearing on the object which is created. It
needs to be 0 here whether it's a v0 or v1 value.
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