1 /*
2 * This file is part of Waarp Project (named also Waarp or GG).
3 *
4 * Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
5 * tags. See the COPYRIGHT.txt in the distribution for a full listing of
6 * individual contributors.
7 *
8 * All Waarp Project is free software: you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version.
12 *
13 * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY
14 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
15 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along with
18 * Waarp . If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 /*
22 * Licensed under the Apache License, Version 2.0 (the "License");
23 * you may not use this file except in compliance with the License.
24 * You may obtain a copy of the License at
25 *
26 * http://www.apache.org/licenses/LICENSE-2.0
27 *
28 * Unless required by applicable law or agreed to in writing, software
29 * distributed under the License is distributed on an "AS IS" BASIS,
30 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
31 * See the License for the specific language governing permissions and
32 * limitations under the License.
33 */
34 package org.waarp.compress.zstdsafe;
35
36 import static org.waarp.compress.zstdsafe.Constants.*;
37
38 class SequenceEncodingContext {
39 private static final int MAX_SEQUENCES =
40 Math.max(MAX_LITERALS_LENGTH_SYMBOL, MAX_MATCH_LENGTH_SYMBOL);
41
42 public final FseCompressionTable literalLengthTable =
43 new FseCompressionTable(Constants.LITERAL_LENGTH_TABLE_LOG,
44 MAX_LITERALS_LENGTH_SYMBOL);
45 public final FseCompressionTable offsetCodeTable =
46 new FseCompressionTable(Constants.OFFSET_TABLE_LOG,
47 MAX_OFFSET_CODE_SYMBOL);
48 public final FseCompressionTable matchLengthTable =
49 new FseCompressionTable(Constants.MATCH_LENGTH_TABLE_LOG,
50 MAX_MATCH_LENGTH_SYMBOL);
51
52 public final int[] counts = new int[MAX_SEQUENCES + 1];
53 public final short[] normalizedCounts = new short[MAX_SEQUENCES + 1];
54 }