1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package org.apache.commons.compress.compressors.bzip2;
21
22 /**
23 * Constants for both the compress and decompress BZip2 classes.
24 */
25 interface BZip2Constants {
26
27 int BASEBLOCKSIZE = 100_000;
28 int MAX_ALPHA_SIZE = 258;
29 int MAX_CODE_LEN = 23;
30 int RUNA = 0;
31 int RUNB = 1;
32 int N_GROUPS = 6;
33 int G_SIZE = 50;
34 int N_ITERS = 4;
35 int MAX_SELECTORS = 2 + 900_000 / G_SIZE;
36 int NUM_OVERSHOOT_BYTES = 20;
37
38 }