kafka MemberAssignment 源码
kafka MemberAssignment 代码
文件路径：/clients/src/main/java/org/apache/kafka/clients/admin/MemberAssignment.java
/*
* 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.clients.admin;
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.utils.Utils;
import java.util.Collections;
import java.util.HashSet;
import java.util.Objects;
import java.util.Set;
/**
* A description of the assignments of a specific group member.
*/
public class MemberAssignment {
private final Set<TopicPartition> topicPartitions;
/**
* Creates an instance with the specified parameters.
*
* @param topicPartitions List of topic partitions
*/
public MemberAssignment(Set<TopicPartition> topicPartitions) {
this.topicPartitions = topicPartitions == null ? Collections.<TopicPartition>emptySet() :
Collections.unmodifiableSet(new HashSet<>(topicPartitions));
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
MemberAssignment that = (MemberAssignment) o;
return Objects.equals(topicPartitions, that.topicPartitions);
}
@Override
public int hashCode() {
return topicPartitions != null ? topicPartitions.hashCode() : 0;
}
/**
* The topic partitions assigned to a group member.
*/
public Set<TopicPartition> topicPartitions() {
return topicPartitions;
}
@Override
public String toString() {
return "(topicPartitions=" + Utils.join(topicPartitions, ",") + ")";
}
}
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