rreddy-22 commented on code in PR #13998: URL: https://github.com/apache/kafka/pull/13998#discussion_r1269953544
########## group-coordinator/src/main/java/org/apache/kafka/coordinator/group/assignor/PartitionMetadata.java: ########## @@ -0,0 +1,76 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.kafka.coordinator.group.assignor; + +import java.util.Map; +import java.util.Objects; +import java.util.Set; + +public class PartitionMetadata { + + /** + * Partition number mapped to a set of racks where + * its replicas are located. + */ + Map<Integer, Set<String>> partitionsWithRacks; + + //If rack information isn't available pass an empty set. + public PartitionMetadata (Map<Integer, Set<String>> partitionsWithRacks) { + Objects.requireNonNull(partitionsWithRacks); + this.partitionsWithRacks = partitionsWithRacks; + } + + /** + * Returns the number of partitions. + * + * @return number of partitions associated with the topic. + */ + public int numPartitions() { + return partitionsWithRacks.size(); + } + + /** + * Returns the rack information for the replicas of the given partition. + * + * @param partition partition number. + * @return Set of racks associated with the replicas of the given partition. + * If no rack information is available, an empty set is returned. + */ + public Set<String> racks(int partition) { + return partitionsWithRacks.get(partition); + } + + @Override + public boolean equals(Object o) { Review Comment: auto-gen but fixing -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
