| /* |
| * 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.seatunnel.connectors.seatunnel.kafka.sink; |
| |
| import org.apache.seatunnel.api.sink.SinkCommitter; |
| import org.apache.seatunnel.connectors.seatunnel.kafka.state.KafkaCommitInfo; |
| |
| import org.apache.seatunnel.shade.com.typesafe.config.Config; |
| |
| import org.apache.kafka.clients.producer.KafkaProducer; |
| import org.apache.kafka.clients.producer.ProducerConfig; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.List; |
| import java.util.Properties; |
| |
| public class KafkaSinkCommitter implements SinkCommitter<KafkaCommitInfo> { |
| |
| private static final Logger LOGGER = LoggerFactory.getLogger(KafkaSinkCommitter.class); |
| |
| private final Config pluginConfig; |
| |
| private KafkaInternalProducer<?, ?> kafkaProducer; |
| |
| public KafkaSinkCommitter(Config pluginConfig) { |
| this.pluginConfig = pluginConfig; |
| } |
| |
| @Override |
| public List<KafkaCommitInfo> commit(List<KafkaCommitInfo> commitInfos) { |
| if (commitInfos.isEmpty()) { |
| return commitInfos; |
| } |
| for (KafkaCommitInfo commitInfo : commitInfos) { |
| String transactionId = commitInfo.getTransactionId(); |
| if (LOGGER.isDebugEnabled()) { |
| LOGGER.debug("Committing transaction {}", transactionId); |
| } |
| KafkaProducer<?, ?> producer = getProducer(commitInfo); |
| producer.commitTransaction(); |
| producer.flush(); |
| } |
| return commitInfos; |
| } |
| |
| @Override |
| public void abort(List<KafkaCommitInfo> commitInfos) { |
| if (commitInfos.isEmpty()) { |
| return; |
| } |
| for (KafkaCommitInfo commitInfo : commitInfos) { |
| KafkaProducer<?, ?> producer = getProducer(commitInfo); |
| producer.abortTransaction(); |
| } |
| } |
| |
| private KafkaInternalProducer<?, ?> getProducer(KafkaCommitInfo commitInfo) { |
| if (this.kafkaProducer != null) { |
| this.kafkaProducer.setTransactionalId(commitInfo.getTransactionId()); |
| } else { |
| Properties kafkaProperties = commitInfo.getKafkaProperties(); |
| kafkaProperties.setProperty(ProducerConfig.TRANSACTIONAL_ID_CONFIG, commitInfo.getTransactionId()); |
| kafkaProducer = |
| new KafkaInternalProducer<>(commitInfo.getKafkaProperties(), commitInfo.getTransactionId()); |
| } |
| kafkaProducer.resumeTransaction(commitInfo.getProducerId(), commitInfo.getEpoch()); |
| return kafkaProducer; |
| } |
| } |