| /* |
| * 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.common.requests; |
| |
| import org.apache.kafka.common.TopicPartition; |
| import org.apache.kafka.common.message.ControlledShutdownResponseData; |
| import org.apache.kafka.common.message.ControlledShutdownResponseData.RemainingPartition; |
| import org.apache.kafka.common.protocol.ApiKeys; |
| import org.apache.kafka.common.protocol.Errors; |
| import org.apache.kafka.common.protocol.types.Struct; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Collections; |
| import java.util.Map; |
| import java.util.Set; |
| |
| |
| public class ControlledShutdownResponse extends AbstractResponse { |
| |
| /** |
| * Possible error codes: |
| * |
| * UNKNOWN(-1) (this is because IllegalStateException may be thrown in `KafkaController.shutdownBroker`, it would be good to improve this) |
| * BROKER_NOT_AVAILABLE(8) |
| * STALE_CONTROLLER_EPOCH(11) |
| */ |
| private final ControlledShutdownResponseData data; |
| |
| public ControlledShutdownResponse(ControlledShutdownResponseData data) { |
| this.data = data; |
| } |
| |
| public ControlledShutdownResponse(Struct struct, short version) { |
| this.data = new ControlledShutdownResponseData(struct, version); |
| } |
| |
| public Errors error() { |
| return Errors.forCode(data.errorCode()); |
| } |
| |
| @Override |
| public Map<Errors, Integer> errorCounts() { |
| return Collections.singletonMap(error(), 1); |
| } |
| |
| public static ControlledShutdownResponse parse(ByteBuffer buffer, short version) { |
| return new ControlledShutdownResponse(ApiKeys.CONTROLLED_SHUTDOWN.parseResponse(version, buffer), version); |
| } |
| |
| @Override |
| protected Struct toStruct(short version) { |
| return data.toStruct(version); |
| } |
| |
| public ControlledShutdownResponseData data() { |
| return data; |
| } |
| |
| public static ControlledShutdownResponse prepareResponse(Errors error, Set<TopicPartition> tps) { |
| ControlledShutdownResponseData data = new ControlledShutdownResponseData(); |
| data.setErrorCode(error.code()); |
| ControlledShutdownResponseData.RemainingPartitionCollection pSet = new ControlledShutdownResponseData.RemainingPartitionCollection(); |
| tps.forEach(tp -> { |
| pSet.add(new RemainingPartition() |
| .setTopicName(tp.topic()) |
| .setPartitionIndex(tp.partition())); |
| }); |
| data.setRemainingPartitions(pSet); |
| return new ControlledShutdownResponse(data); |
| } |
| |
| } |