1 /*

     2  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package java.net.http;

    27 

    28 import java.nio.ByteBuffer;

    29 

    30 /**

    31  * Implemented by buffer pools. A buffer pool has a current buffer size

    32  * (number of bytes in each buffer) which may increase over time.

    33  */

    34 interface BufferHandler {

    35 

    36     default ByteBuffer getBuffer() {

    37         return getBuffer(-1);

    38     }

    39 

    40     void setMinBufferSize(int size);

    41 

    42     /**

    43      * size == -1 means return any sized buffer. Any other value means

    44      * @param size

    45      * @return

    46      */

    47     ByteBuffer getBuffer(int size);

    48 

    49     void returnBuffer(ByteBuffer buffer);

    50 }