001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.commons.compress.archivers.dump; 020 021/** 022 * Various constants associated with dump archives. 023 */ 024public final class DumpArchiveConstants { 025 /** 026 * The type of compression. 027 */ 028 public enum COMPRESSION_TYPE { 029 ZLIB(0), 030 BZLIB(1), 031 LZO(2); 032 033 public static COMPRESSION_TYPE find(final int code) { 034 for (final COMPRESSION_TYPE t : values()) { 035 if (t.code == code) { 036 return t; 037 } 038 } 039 040 return null; 041 } 042 043 final int code; 044 045 COMPRESSION_TYPE(final int code) { 046 this.code = code; 047 } 048 } 049 /** 050 * The type of tape segment. 051 */ 052 public enum SEGMENT_TYPE { 053 TAPE(1), 054 INODE(2), 055 BITS(3), 056 ADDR(4), 057 END(5), 058 CLRI(6); 059 060 public static SEGMENT_TYPE find(final int code) { 061 for (final SEGMENT_TYPE t : values()) { 062 if (t.code == code) { 063 return t; 064 } 065 } 066 067 return null; 068 } 069 070 final int code; 071 072 SEGMENT_TYPE(final int code) { 073 this.code = code; 074 } 075 } 076 public static final int TP_SIZE = 1024; 077 public static final int NTREC = 10; 078 public static final int HIGH_DENSITY_NTREC = 32; 079 public static final int OFS_MAGIC = 60011; 080 public static final int NFS_MAGIC = 60012; 081 public static final int FS_UFS2_MAGIC = 0x19540119; 082 public static final int CHECKSUM = 84446; 083 084 public static final int LBLSIZE = 16; 085 086 public static final int NAMELEN = 64; 087 088 /* do not instantiate */ 089 private DumpArchiveConstants() { 090 } 091}