315157973 commented on code in PR #23774:
URL: https://github.com/apache/pulsar/pull/23774#discussion_r1901804803
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pulsar-broker/src/main/java/org/apache/pulsar/common/naming/ConsistentHashingTopicBundleAssigner.java:
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@@ -23,18 +23,26 @@
import org.apache.pulsar.broker.PulsarService;
public class ConsistentHashingTopicBundleAssigner implements
TopicBundleAssignmentStrategy {
+ private PulsarService pulsar;
@Override
public NamespaceBundle findBundle(TopicName topicName, NamespaceBundles
namespaceBundles) {
- long hashCode = Hashing.crc32().hashString(topicName.toString(),
StandardCharsets.UTF_8).padToLong();
- NamespaceBundle bundle = namespaceBundles.getBundle(hashCode);
+ NamespaceBundle bundle =
namespaceBundles.getBundle(getHashCode(topicName.toString()));
if (topicName.getDomain().equals(TopicDomain.non_persistent)) {
bundle.setHasNonPersistentTopic(true);
}
return bundle;
}
+ @Override
+ public long getHashCode(String name) {
+ return
pulsar.getNamespaceService().getNamespaceBundleFactory().getHashFunc()
+ .hashString(name, StandardCharsets.UTF_8)
+ .padToLong();
+ }
+
@Override
public void init(PulsarService pulsarService) {
+ this.pulsar = pulsarService;
Review Comment:
We can hold a reference to HashFunc here
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