westphal-jan commented on a change in pull request #15140: URL: https://github.com/apache/flink/pull/15140#discussion_r594359357
########## File path: flink-connectors/flink-connector-rabbitmq2/src/main/java/org/apache/flink/connector/rabbitmq2/source/split/RabbitMQSourceSplitSerializer.java ########## @@ -0,0 +1,93 @@ +/* + * 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.connector.rabbitmq2.source.split; + +import org.apache.flink.connector.rabbitmq2.RabbitMQConnectionConfig; +import org.apache.flink.core.io.SimpleVersionedSerializer; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.DataInputStream; +import java.io.DataOutputStream; +import java.io.IOException; +import java.io.ObjectInputStream; +import java.io.ObjectOutputStream; +import java.util.HashSet; +import java.util.Set; + +/** + * The {@link org.apache.flink.core.io.SimpleVersionedSerializer serializer} for {@link + * RabbitMQSourceSplit}. + * + * @see RabbitMQSourceSplit + */ +public class RabbitMQSourceSplitSerializer + implements SimpleVersionedSerializer<RabbitMQSourceSplit> { + private static final int CURRENT_VERSION = 0; + + @Override + public int getVersion() { + return CURRENT_VERSION; + } + + @Override + public byte[] serialize(RabbitMQSourceSplit rabbitMQSourceSplit) throws IOException { + try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); + DataOutputStream out = new DataOutputStream(baos); + ObjectOutputStream objectOutputStream = new ObjectOutputStream(out)) { + objectOutputStream.writeObject(rabbitMQSourceSplit.getConnectionConfig()); + out.writeUTF(rabbitMQSourceSplit.getQueueName()); + writeStringSet(out, rabbitMQSourceSplit.getCorrelationIds()); + out.flush(); + return baos.toByteArray(); + } + } + + @Override + public RabbitMQSourceSplit deserialize(int i, byte[] bytes) throws IOException { + try (ByteArrayInputStream bais = new ByteArrayInputStream(bytes); + DataInputStream in = new DataInputStream(bais); + ObjectInputStream objectInputStream = new ObjectInputStream(in)) { + RabbitMQConnectionConfig config = + (RabbitMQConnectionConfig) objectInputStream.readObject(); + String queueName = in.readUTF(); Review comment: From https://www.rabbitmq.com/queues.html: "Queue names may be up to 255 bytes of UTF-8 characters." ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
