001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.apache.commons.compress.archivers.zip; 019 020/** 021 * The different modes {@link ZipArchiveOutputStream} can operate in. 022 * 023 * @see ZipArchiveOutputStream#setUseZip64 024 * 025 * @since 1.3 026 */ 027public enum Zip64Mode { 028 /** 029 * Use Zip64 extensions for all entries, even if it is clear it is 030 * not required. 031 */ 032 Always, 033 /** 034 * Don't use Zip64 extensions for any entries. 035 * 036 * <p>This will cause a {@link Zip64RequiredException} to be 037 * thrown if {@link ZipArchiveOutputStream} detects it needs Zip64 038 * support.</p> 039 */ 040 Never, 041 /** 042 * Use Zip64 extensions for all entries where they are required, 043 * don't use them for entries that clearly don't require them. 044 */ 045 AsNeeded, 046 /** 047 * Always use Zip64 extensions for LFH and central directory as 048 * {@link Zip64Mode#Always} did, and at the meantime encode 049 * the relative offset of LFH and disk number start as needed in 050 * CFH as {@link Zip64Mode#AsNeeded} did. 051 * <p> 052 * This is a compromise for some libraries including 7z and 053 * Expand-Archive Powershell utility(and likely Excel). 054 */ 055 AlwaysWithCompatibility 056}