junrao commented on a change in pull request #10184:
URL: https://github.com/apache/kafka/pull/10184#discussion_r586880128
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File path: core/src/test/scala/unit/kafka/server/ControllerApisTest.scala
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@@ -18,19 +18,26 @@
package unit.kafka.server
Review comment:
This is an existing issue, but we don't need unit in package name.
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File path:
metadata/src/main/java/org/apache/kafka/controller/ReplicationControlManager.java
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@@ -349,6 +359,29 @@ public void replay(PartitionChangeRecord record) {
log.debug("Applied ISR change record: {}", record.toString());
}
+ public void replay(RemoveTopicRecord record) {
+ // Remove this topic from the topics map and the topicsByName map.
+ TopicControlInfo topic = topics.remove(record.topicId());
+ if (topic == null) {
+ throw new RuntimeException("Can't find topic with ID " +
record.topicId() +
+ " to remove.");
+ }
+ topicsByName.remove(topic.name);
+
+ // Delete the configurations associated with this topic.
+ configurationControl.deleteTopicConfigs(topic.name);
+
+ // Remove the entries for this topic in brokersToIsrs.
+ for (PartitionControlInfo partition : topic.parts.values()) {
+ for (int i = 0; i < partition.isr.length; i++) {
+ brokersToIsrs.removeTopicEntryForBroker(topic.id,
partition.isr[i]);
+ }
+ }
+ brokersToIsrs.removeTopicEntryForBroker(topic.id, NO_LEADER);
Review comment:
Hmm, why do we need to remove for -1 broker? It doesn't seem that
brokersToIsrs tracks that.
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