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The RabbitMQ Stream Java client library allows Java applications to interface with RabbitMQ Stream.

There is a newer version: 0.20.0

// Copyright (c) 2020-2021 VMware, Inc. or its affiliates.  All rights reserved.
//
// This software, the RabbitMQ Stream Java client library, is dual-licensed under the
// Mozilla Public License 2.0 ("MPL"), and the Apache License version 2 ("ASL").
// For the MPL, please see LICENSE-MPL-RabbitMQ. For the ASL,
// please see LICENSE-APACHE2.
//
// This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND,
// either express or implied. See the LICENSE file for specific language governing
// rights and limitations of this software.
//
// If you have any questions regarding licensing, please contact us at
// [email protected].
package com.rabbitmq.stream.impl;

import com.rabbitmq.stream.Message;
import com.rabbitmq.stream.compression.Compression;
import java.util.ArrayList;
import java.util.List;

public final class MessageBatch {

  final Compression compression;
  final List messages;

  public MessageBatch() {
    this(Compression.NONE, new ArrayList<>());
  }

  public MessageBatch(Compression compression) {
    this(compression, new ArrayList<>());
  }

  public MessageBatch(List messages) {
    this(Compression.NONE, messages);
  }

  public MessageBatch(Compression compression, List messages) {
    this.compression = compression;
    this.messages = messages;
  }

  public MessageBatch add(Message message) {
    this.messages.add(message);
    return this;
  }

  public List getMessages() {
    return messages;
  }

  /*
      0 = no compression
  1 = gzip
  2 = snappy
  3 = lz4
  4 = zstd
  5 = reserved
  6 = reserved
  7 = user
       */

}