src/jdk.incubator.httpclient/share/classes/jdk/incubator/http/internal/common/ByteBufferReference.java

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  /*
!  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
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  /*
!  * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 23,36 ****
   * questions.
   */
  package jdk.incubator.http.internal.common;
  
  import java.nio.ByteBuffer;
- import java.util.List;
  import java.util.Objects;
  import java.util.function.Supplier;
- import java.util.stream.Collectors;
  
  public class ByteBufferReference  implements Supplier<ByteBuffer> {
  
      private ByteBuffer buffer;
      private final ByteBufferPool pool;
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