1 /*

     2  * Copyright (c) 2015, 2018, 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 jdk.internal.net.http.frame;

    27 

    28 import static java.nio.charset.StandardCharsets.UTF_8;

    29 

    30 public class GoAwayFrame extends ErrorFrame {

    31 

    32     private final int lastStream;

    33     private final byte[] debugData;

    34 

    35     public static final int TYPE = 0x7;

    36 

    37 

    38     public GoAwayFrame(int lastStream, int errorCode) {

    39         this(lastStream, errorCode, new byte[0]);

    40     }

    41 

    42     public GoAwayFrame(int lastStream, int errorCode, byte[] debugData) {

    43         super(0, 0, errorCode);

    44         this.lastStream = lastStream;

    45         this.debugData = debugData.clone();

    46     }

    47 

    48     @Override

    49     public int type() {

    50         return TYPE;

    51     }

    52 

    53     @Override

    54     int length() {

    55         return 8 + debugData.length;

    56     }

    57 

    58     @Override

    59     public String toString() {

    60         return super.toString() + " Debugdata: " + new String(debugData, UTF_8);

    61     }

    62 

    63     public int getLastStream() {

    64         return this.lastStream;

    65     }

    66 

    67     public byte[] getDebugData() {

    68         return debugData.clone();

    69     }

    70 

    71 }