kafka ReplicaPlacer 源码
kafka ReplicaPlacer 代码
文件路径：/metadata/src/main/java/org/apache/kafka/metadata/placement/ReplicaPlacer.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.metadata.placement;
import java.util.List;
import org.apache.kafka.common.annotation.InterfaceStability;
import org.apache.kafka.common.errors.InvalidReplicationFactorException;
/**
* The interface which a Kafka replica placement policy must implement.
*/
@InterfaceStability.Unstable
public interface ReplicaPlacer {
/**
* Create a new replica placement.
*
* @param placement What we're trying to place.
* @param cluster A description of the cluster we're trying to place in.
*
* @return A list of replica lists.
*
* @throws InvalidReplicationFactorException If too many replicas were requested.
*/
List<List<Integer>> place(
PlacementSpec placement,
ClusterDescriber cluster
) throws InvalidReplicationFactorException;
}
相关信息
相关文章
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦