kafka PartitionReassignment 源码

  • 2022-10-20
  • 浏览 (521)

kafka PartitionReassignment 代码

文件路径:/clients/src/main/java/org/apache/kafka/clients/admin/PartitionReassignment.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 java.util.Collections;
import java.util.List;

/**
 * A partition reassignment, which has been listed via {@link AdminClient#listPartitionReassignments()}.
 */
public class PartitionReassignment {

    private final List<Integer> replicas;
    private final List<Integer> addingReplicas;
    private final List<Integer> removingReplicas;

    public PartitionReassignment(List<Integer> replicas, List<Integer> addingReplicas, List<Integer> removingReplicas) {
        this.replicas = Collections.unmodifiableList(replicas);
        this.addingReplicas = Collections.unmodifiableList(addingReplicas);
        this.removingReplicas = Collections.unmodifiableList(removingReplicas);
    }

    /**
     * The brokers which this partition currently resides on.
     */
    public List<Integer> replicas() {
        return replicas;
    }

    /**
     * The brokers that we are adding this partition to as part of a reassignment.
     * A subset of replicas.
     */
    public List<Integer> addingReplicas() {
        return addingReplicas;
    }

    /**
     * The brokers that we are removing this partition from as part of a reassignment.
     * A subset of replicas.
     */
    public List<Integer> removingReplicas() {
        return removingReplicas;
    }

    @Override
    public String toString() {
        return "PartitionReassignment(" +
                "replicas=" + replicas +
                ", addingReplicas=" + addingReplicas +
                ", removingReplicas=" + removingReplicas +
                ')';
    }
}

相关信息

kafka 源码目录

相关文章

kafka AbortTransactionOptions 源码

kafka AbortTransactionResult 源码

kafka AbortTransactionSpec 源码

kafka AbstractOptions 源码

kafka Admin 源码

kafka AdminClient 源码

kafka AdminClientConfig 源码

kafka AlterClientQuotasOptions 源码

kafka AlterClientQuotasResult 源码

kafka AlterConfigOp 源码

0  赞