kafka AlterPartitionReassignmentsResult 源码
kafka AlterPartitionReassignmentsResult 代码
文件路径：/clients/src/main/java/org/apache/kafka/clients/admin/AlterPartitionReassignmentsResult.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.KafkaFuture;
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.annotation.InterfaceStability;
import java.util.Map;
/**
* The result of {@link AdminClient#alterPartitionReassignments(Map, AlterPartitionReassignmentsOptions)}.
*
* The API of this class is evolving. See {@link AdminClient} for details.
*/
@InterfaceStability.Evolving
public class AlterPartitionReassignmentsResult {
private final Map<TopicPartition, KafkaFuture<Void>> futures;
AlterPartitionReassignmentsResult(Map<TopicPartition, KafkaFuture<Void>> futures) {
this.futures = futures;
}
/**
* Return a map from partitions to futures which can be used to check the status of the reassignment.
*
* Possible error codes:
*
* INVALID_REPLICA_ASSIGNMENT (39) - if the specified replica assignment was not valid -- for example, if it included negative numbers, repeated numbers, or specified a broker ID that the controller was not aware of.
* NO_REASSIGNMENT_IN_PROGRESS (85) - if the request wants to cancel reassignments but none exist
* UNKNOWN (-1)
*
*/
public Map<TopicPartition, KafkaFuture<Void>> values() {
return futures;
}
/**
* Return a future which succeeds only if all the reassignments were successfully initiated.
*/
public KafkaFuture<Void> all() {
return KafkaFuture.allOf(futures.values().toArray(new KafkaFuture[0]));
}
}
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