| /* |
| * 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.flink.streaming.connectors.kafka; |
| |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| /** |
| * IT cases for the {@link FlinkKafkaProducer}. |
| */ |
| @SuppressWarnings("serial") |
| public class KafkaProducerExactlyOnceITCase extends KafkaProducerTestBase { |
| @BeforeClass |
| public static void prepare() throws ClassNotFoundException { |
| KafkaProducerTestBase.prepare(); |
| ((KafkaTestEnvironmentImpl) kafkaServer).setProducerSemantic(FlinkKafkaProducer.Semantic.EXACTLY_ONCE); |
| } |
| |
| @Override |
| public void testOneToOneAtLeastOnceRegularSink() throws Exception { |
| // TODO: fix this test |
| // currently very often (~50% cases) KafkaProducer live locks itself on commitTransaction call. |
| // Somehow Kafka 10 doesn't play along with NetworkFailureProxy. This can either mean a bug in Kafka |
| // that it doesn't work well with some weird network failures, or the NetworkFailureProxy is a broken design |
| // and this test should be reimplemented in completely different way... |
| } |
| |
| @Override |
| public void testOneToOneAtLeastOnceCustomOperator() throws Exception { |
| // TODO: fix this test |
| // currently very often (~50% cases) KafkaProducer live locks itself on commitTransaction call. |
| // Somehow Kafka 10 doesn't play along with NetworkFailureProxy. This can either mean a bug in Kafka |
| // that it doesn't work well with some weird network failures, or the NetworkFailureProxy is a broken design |
| // and this test should be reimplemented in completely different way... |
| } |
| |
| @Test |
| public void testMultipleSinkOperators() throws Exception { |
| testExactlyOnce(false, 2); |
| } |
| } |