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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.glassfish.grizzly.spdy.compression;
import java.util.zip.Deflater;
import java.util.zip.Inflater;
/**
* SPDY compression utils.
*
* @author Grizzly team
*/
public class Utils {
/**
* Sets SPDY compression dictionary to a {@link Deflater}
* @param inflater the {@link Inflater}
*/
public static void setSpdyCompressionDictionary(final Inflater inflater) {
inflater.setDictionary(SPDY_ZLIB_DICTIONARY);
}
/**
* Sets SPDY compression dictionary to a {@link Deflater}
* @param deflater the {@link Deflater}
*/
public static void setSpdyCompressionDictionary(final Deflater deflater) {
deflater.setDictionary(SPDY_ZLIB_DICTIONARY);
}
private static final byte[] SPDY_ZLIB_DICTIONARY = {
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0x65, 0x61, 0x64, 0x00, 0x00, 0x00, 0x04, 0x70, // e a d - - - - p
0x6f, 0x73, 0x74, 0x00, 0x00, 0x00, 0x03, 0x70, // o s t - - - - p
0x75, 0x74, 0x00, 0x00, 0x00, 0x06, 0x64, 0x65, // u t - - - - d e
0x6c, 0x65, 0x74, 0x65, 0x00, 0x00, 0x00, 0x05, // l e t e - - - -
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0x65, 0x70, 0x74, 0x2d, 0x65, 0x6e, 0x63, 0x6f, // e p t - e n c o
0x64, 0x69, 0x6e, 0x67, 0x00, 0x00, 0x00, 0x0f, // d i n g - - - -
0x61, 0x63, 0x63, 0x65, 0x70, 0x74, 0x2d, 0x6c, // a c c e p t - l
0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, 0x00, // a n g u a g e -
0x00, 0x00, 0x0d, 0x61, 0x63, 0x63, 0x65, 0x70, // - - - a c c e p
0x74, 0x2d, 0x72, 0x61, 0x6e, 0x67, 0x65, 0x73, // t - r a n g e s
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0x6f, 0x72, 0x69, 0x7a, 0x61, 0x74, 0x69, 0x6f, // o r i z a t i o
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0x65, 0x6e, 0x74, 0x2d, 0x65, 0x6e, 0x63, 0x6f, // e n t - e n c o
0x64, 0x69, 0x6e, 0x67, 0x00, 0x00, 0x00, 0x10, // d i n g - - - -
0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, // c o n t e n t -
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0x74, 0x2d, 0x6d, 0x64, 0x35, 0x00, 0x00, 0x00, // t - m d 5 - - -
0x0d, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, // - c o n t e n t
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0x72, 0x65, 0x73, 0x00, 0x00, 0x00, 0x04, 0x66, // r e s - - - - f
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0x6f, 0x73, 0x74, 0x00, 0x00, 0x00, 0x08, 0x69, // o s t - - - - i
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0x64, 0x69, 0x66, 0x69, 0x65, 0x64, 0x2d, 0x73, // d i f i e d - s
0x69, 0x6e, 0x63, 0x65, 0x00, 0x00, 0x00, 0x0d, // i n c e - - - -
0x69, 0x66, 0x2d, 0x6e, 0x6f, 0x6e, 0x65, 0x2d, // i f - n o n e -
0x6d, 0x61, 0x74, 0x63, 0x68, 0x00, 0x00, 0x00, // m a t c h - - -
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0x75, 0x6e, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x69, // u n m o d i f i
0x65, 0x64, 0x2d, 0x73, 0x69, 0x6e, 0x63, 0x65, // e d - s i n c e
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0x2d, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x69, 0x65, // - m o d i f i e
0x64, 0x00, 0x00, 0x00, 0x08, 0x6c, 0x6f, 0x63, // d - - - - l o c
0x61, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, // a t i o n - - -
0x0c, 0x6d, 0x61, 0x78, 0x2d, 0x66, 0x6f, 0x72, // - m a x - f o r
0x77, 0x61, 0x72, 0x64, 0x73, 0x00, 0x00, 0x00, // w a r d s - - -
0x06, 0x70, 0x72, 0x61, 0x67, 0x6d, 0x61, 0x00, // - p r a g m a -
0x00, 0x00, 0x12, 0x70, 0x72, 0x6f, 0x78, 0x79, // - - - p r o x y
0x2d, 0x61, 0x75, 0x74, 0x68, 0x65, 0x6e, 0x74, // - a u t h e n t
0x69, 0x63, 0x61, 0x74, 0x65, 0x00, 0x00, 0x00, // i c a t e - - -
0x13, 0x70, 0x72, 0x6f, 0x78, 0x79, 0x2d, 0x61, // - p r o x y - a
0x75, 0x74, 0x68, 0x6f, 0x72, 0x69, 0x7a, 0x61, // u t h o r i z a
0x74, 0x69, 0x6f, 0x6e, 0x00, 0x00, 0x00, 0x05, // t i o n - - - -
0x72, 0x61, 0x6e, 0x67, 0x65, 0x00, 0x00, 0x00, // r a n g e - - -
0x07, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65, 0x72, // - r e f e r e r
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0x79, 0x2d, 0x61, 0x66, 0x74, 0x65, 0x72, 0x00, // y - a f t e r -
0x00, 0x00, 0x06, 0x73, 0x65, 0x72, 0x76, 0x65, // - - - s e r v e
0x72, 0x00, 0x00, 0x00, 0x02, 0x74, 0x65, 0x00, // r - - - - t e -
0x00, 0x00, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, // - - - t r a i l
0x65, 0x72, 0x00, 0x00, 0x00, 0x11, 0x74, 0x72, // e r - - - - t r
0x61, 0x6e, 0x73, 0x66, 0x65, 0x72, 0x2d, 0x65, // a n s f e r - e
0x6e, 0x63, 0x6f, 0x64, 0x69, 0x6e, 0x67, 0x00, // n c o d i n g -
0x00, 0x00, 0x07, 0x75, 0x70, 0x67, 0x72, 0x61, // - - - u p g r a
0x64, 0x65, 0x00, 0x00, 0x00, 0x0a, 0x75, 0x73, // d e - - - - u s
0x65, 0x72, 0x2d, 0x61, 0x67, 0x65, 0x6e, 0x74, // e r - a g e n t
0x00, 0x00, 0x00, 0x04, 0x76, 0x61, 0x72, 0x79, // - - - - v a r y
0x00, 0x00, 0x00, 0x03, 0x76, 0x69, 0x61, 0x00, // - - - - v i a -
0x00, 0x00, 0x07, 0x77, 0x61, 0x72, 0x6e, 0x69, // - - - w a r n i
0x6e, 0x67, 0x00, 0x00, 0x00, 0x10, 0x77, 0x77, // n g - - - - w w
0x77, 0x2d, 0x61, 0x75, 0x74, 0x68, 0x65, 0x6e, // w - a u t h e n
0x74, 0x69, 0x63, 0x61, 0x74, 0x65, 0x00, 0x00, // t i c a t e - -
0x00, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, // - - m e t h o d
0x00, 0x00, 0x00, 0x03, 0x67, 0x65, 0x74, 0x00, // - - - - g e t -
0x00, 0x00, 0x06, 0x73, 0x74, 0x61, 0x74, 0x75, // - - - s t a t u
0x73, 0x00, 0x00, 0x00, 0x06, 0x32, 0x30, 0x30, // s - - - - 2 0 0
0x20, 0x4f, 0x4b, 0x00, 0x00, 0x00, 0x07, 0x76, // - O K - - - - v
0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x00, 0x00, // e r s i o n - -
0x00, 0x08, 0x48, 0x54, 0x54, 0x50, 0x2f, 0x31, // - - H T T P - 1
0x2e, 0x31, 0x00, 0x00, 0x00, 0x03, 0x75, 0x72, // - 1 - - - - u r
0x6c, 0x00, 0x00, 0x00, 0x06, 0x70, 0x75, 0x62, // l - - - - p u b
0x6c, 0x69, 0x63, 0x00, 0x00, 0x00, 0x0a, 0x73, // l i c - - - - s
0x65, 0x74, 0x2d, 0x63, 0x6f, 0x6f, 0x6b, 0x69, // e t - c o o k i
0x65, 0x00, 0x00, 0x00, 0x0a, 0x6b, 0x65, 0x65, // e - - - - k e e
0x70, 0x2d, 0x61, 0x6c, 0x69, 0x76, 0x65, 0x00, // p - a l i v e -
0x00, 0x00, 0x06, 0x6f, 0x72, 0x69, 0x67, 0x69, // - - - o r i g i
0x6e, 0x31, 0x30, 0x30, 0x31, 0x30, 0x31, 0x32, // n 1 0 0 1 0 1 2
0x30, 0x31, 0x32, 0x30, 0x32, 0x32, 0x30, 0x35, // 0 1 2 0 2 2 0 5
0x32, 0x30, 0x36, 0x33, 0x30, 0x30, 0x33, 0x30, // 2 0 6 3 0 0 3 0
0x32, 0x33, 0x30, 0x33, 0x33, 0x30, 0x34, 0x33, // 2 3 0 3 3 0 4 3
0x30, 0x35, 0x33, 0x30, 0x36, 0x33, 0x30, 0x37, // 0 5 3 0 6 3 0 7
0x34, 0x30, 0x32, 0x34, 0x30, 0x35, 0x34, 0x30, // 4 0 2 4 0 5 4 0
0x36, 0x34, 0x30, 0x37, 0x34, 0x30, 0x38, 0x34, // 6 4 0 7 4 0 8 4
0x30, 0x39, 0x34, 0x31, 0x30, 0x34, 0x31, 0x31, // 0 9 4 1 0 4 1 1
0x34, 0x31, 0x32, 0x34, 0x31, 0x33, 0x34, 0x31, // 4 1 2 4 1 3 4 1
0x34, 0x34, 0x31, 0x35, 0x34, 0x31, 0x36, 0x34, // 4 4 1 5 4 1 6 4
0x31, 0x37, 0x35, 0x30, 0x32, 0x35, 0x30, 0x34, // 1 7 5 0 2 5 0 4
0x35, 0x30, 0x35, 0x32, 0x30, 0x33, 0x20, 0x4e, // 5 0 5 2 0 3 - N
0x6f, 0x6e, 0x2d, 0x41, 0x75, 0x74, 0x68, 0x6f, // o n - A u t h o
0x72, 0x69, 0x74, 0x61, 0x74, 0x69, 0x76, 0x65, // r i t a t i v e
0x20, 0x49, 0x6e, 0x66, 0x6f, 0x72, 0x6d, 0x61, // - I n f o r m a
0x74, 0x69, 0x6f, 0x6e, 0x32, 0x30, 0x34, 0x20, // t i o n 2 0 4 -
0x4e, 0x6f, 0x20, 0x43, 0x6f, 0x6e, 0x74, 0x65, // N o - C o n t e
0x6e, 0x74, 0x33, 0x30, 0x31, 0x20, 0x4d, 0x6f, // n t 3 0 1 - M o
0x76, 0x65, 0x64, 0x20, 0x50, 0x65, 0x72, 0x6d, // v e d - P e r m
0x61, 0x6e, 0x65, 0x6e, 0x74, 0x6c, 0x79, 0x34, // a n e n t l y 4
0x30, 0x30, 0x20, 0x42, 0x61, 0x64, 0x20, 0x52, // 0 0 - B a d - R
0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x34, 0x30, // e q u e s t 4 0
0x31, 0x20, 0x55, 0x6e, 0x61, 0x75, 0x74, 0x68, // 1 - U n a u t h
0x6f, 0x72, 0x69, 0x7a, 0x65, 0x64, 0x34, 0x30, // o r i z e d 4 0
0x33, 0x20, 0x46, 0x6f, 0x72, 0x62, 0x69, 0x64, // 3 - F o r b i d
0x64, 0x65, 0x6e, 0x34, 0x30, 0x34, 0x20, 0x4e, // d e n 4 0 4 - N
0x6f, 0x74, 0x20, 0x46, 0x6f, 0x75, 0x6e, 0x64, // o t - F o u n d
0x35, 0x30, 0x30, 0x20, 0x49, 0x6e, 0x74, 0x65, // 5 0 0 - I n t e
0x72, 0x6e, 0x61, 0x6c, 0x20, 0x53, 0x65, 0x72, // r n a l - S e r
0x76, 0x65, 0x72, 0x20, 0x45, 0x72, 0x72, 0x6f, // v e r - E r r o
0x72, 0x35, 0x30, 0x31, 0x20, 0x4e, 0x6f, 0x74, // r 5 0 1 - N o t
0x20, 0x49, 0x6d, 0x70, 0x6c, 0x65, 0x6d, 0x65, // - I m p l e m e
0x6e, 0x74, 0x65, 0x64, 0x35, 0x30, 0x33, 0x20, // n t e d 5 0 3 -
0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x20, // S e r v i c e -
0x55, 0x6e, 0x61, 0x76, 0x61, 0x69, 0x6c, 0x61, // U n a v a i l a
0x62, 0x6c, 0x65, 0x4a, 0x61, 0x6e, 0x20, 0x46, // b l e J a n - F
0x65, 0x62, 0x20, 0x4d, 0x61, 0x72, 0x20, 0x41, // e b - M a r - A
0x70, 0x72, 0x20, 0x4d, 0x61, 0x79, 0x20, 0x4a, // p r - M a y - J
0x75, 0x6e, 0x20, 0x4a, 0x75, 0x6c, 0x20, 0x41, // u n - J u l - A
0x75, 0x67, 0x20, 0x53, 0x65, 0x70, 0x74, 0x20, // u g - S e p t -
0x4f, 0x63, 0x74, 0x20, 0x4e, 0x6f, 0x76, 0x20, // O c t - N o v -
0x44, 0x65, 0x63, 0x20, 0x30, 0x30, 0x3a, 0x30, // D e c - 0 0 - 0
0x30, 0x3a, 0x30, 0x30, 0x20, 0x4d, 0x6f, 0x6e, // 0 - 0 0 - M o n
0x2c, 0x20, 0x54, 0x75, 0x65, 0x2c, 0x20, 0x57, // - - T u e - - W
0x65, 0x64, 0x2c, 0x20, 0x54, 0x68, 0x75, 0x2c, // e d - - T h u -
0x20, 0x46, 0x72, 0x69, 0x2c, 0x20, 0x53, 0x61, // - F r i - - S a
0x74, 0x2c, 0x20, 0x53, 0x75, 0x6e, 0x2c, 0x20, // t - - S u n - -
0x47, 0x4d, 0x54, 0x63, 0x68, 0x75, 0x6e, 0x6b, // G M T c h u n k
0x65, 0x64, 0x2c, 0x74, 0x65, 0x78, 0x74, 0x2f, // e d - t e x t -
0x68, 0x74, 0x6d, 0x6c, 0x2c, 0x69, 0x6d, 0x61, // h t m l - i m a
0x67, 0x65, 0x2f, 0x70, 0x6e, 0x67, 0x2c, 0x69, // g e - p n g - i
0x6d, 0x61, 0x67, 0x65, 0x2f, 0x6a, 0x70, 0x67, // m a g e - j p g
0x2c, 0x69, 0x6d, 0x61, 0x67, 0x65, 0x2f, 0x67, // - i m a g e - g
0x69, 0x66, 0x2c, 0x61, 0x70, 0x70, 0x6c, 0x69, // i f - a p p l i
0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x78, // c a t i o n - x
0x6d, 0x6c, 0x2c, 0x61, 0x70, 0x70, 0x6c, 0x69, // m l - a p p l i
0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x78, // c a t i o n - x
0x68, 0x74, 0x6d, 0x6c, 0x2b, 0x78, 0x6d, 0x6c, // h t m l - x m l
0x2c, 0x74, 0x65, 0x78, 0x74, 0x2f, 0x70, 0x6c, // - t e x t - p l
0x61, 0x69, 0x6e, 0x2c, 0x74, 0x65, 0x78, 0x74, // a i n - t e x t
0x2f, 0x6a, 0x61, 0x76, 0x61, 0x73, 0x63, 0x72, // - j a v a s c r
0x69, 0x70, 0x74, 0x2c, 0x70, 0x75, 0x62, 0x6c, // i p t - p u b l
0x69, 0x63, 0x70, 0x72, 0x69, 0x76, 0x61, 0x74, // i c p r i v a t
0x65, 0x6d, 0x61, 0x78, 0x2d, 0x61, 0x67, 0x65, // e m a x - a g e
0x3d, 0x67, 0x7a, 0x69, 0x70, 0x2c, 0x64, 0x65, // - g z i p - d e
0x66, 0x6c, 0x61, 0x74, 0x65, 0x2c, 0x73, 0x64, // f l a t e - s d
0x63, 0x68, 0x63, 0x68, 0x61, 0x72, 0x73, 0x65, // c h c h a r s e
0x74, 0x3d, 0x75, 0x74, 0x66, 0x2d, 0x38, 0x63, // t - u t f - 8 c
0x68, 0x61, 0x72, 0x73, 0x65, 0x74, 0x3d, 0x69, // h a r s e t - i
0x73, 0x6f, 0x2d, 0x38, 0x38, 0x35, 0x39, 0x2d, // s o - 8 8 5 9 -
0x31, 0x2c, 0x75, 0x74, 0x66, 0x2d, 0x2c, 0x2a, // 1 - u t f - - -
0x2c, 0x65, 0x6e, 0x71, 0x3d, 0x30, 0x2e // - e n q - 0 -
};
}
