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//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
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//
// http://www.apache.org/licenses/LICENSE-2.0
//
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// distributed under the License is distributed on an "AS IS" BASIS,
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package com.rabbitmq.client.amqp;
import java.util.concurrent.CompletableFuture;
/**
* Client support class for RPC.
*
* @see RpcClientBuilder
*/
public interface RpcClient extends AutoCloseable {
/**
* Create a message meant to be published by the underlying publisher instance.
*
* Once published with the {@link #publish(Message)} the message instance should be not be
* modified or even reused.
*
* @return a message
*/
Message message();
/**
* Create a message meant to be published by the underlying publisher instance.
*
*
Once published with the {@link #publish(Message)} the message instance should be not be
* modified or even reused.
*
* @param body message body
* @return a message with the provided body
*/
Message message(byte[] body);
/**
* Publish a request message and expect a response.
*
* @param message message request
* @return the response as {@link CompletableFuture}
*/
CompletableFuture publish(Message message);
/** Close the RPC client and its resources. */
@Override
void close();
}