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Spring Kafka Support

There is a newer version: 3.1.4

/*
 * Copyright 2018-2019 the original author or authors.
 *
 * Licensed 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
 *
 *      https://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.springframework.kafka.requestreply;

import java.time.Duration;

import org.apache.kafka.clients.producer.ProducerRecord;

import org.springframework.lang.Nullable;

/**
 * Request/reply operations.
 *
 * @param  the key type.
 * @param  the outbound data type.
 * @param  the reply data type.
 *
 * @author Gary Russell
 * @since 2.1.3
 *
 */
public interface ReplyingKafkaOperations {

	/**
	 * Send a request and receive a reply with the default timeout.
	 * @param record the record to send.
	 * @return a RequestReplyFuture.
	 */
	RequestReplyFuture sendAndReceive(ProducerRecord record);

	/**
	 * Send a request and receive a reply.
	 * @param record the record to send.
	 * @param replyTimeout the reply timeout; if null, the default will be used.
	 * @return a RequestReplyFuture.
	 * @since 2.3
	 */
	RequestReplyFuture sendAndReceive(ProducerRecord record, @Nullable Duration replyTimeout);

}