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; 020 021import java.util.Date; 022 023/** 024 * Represents an entry of an archive. 025 */ 026public interface ArchiveEntry { 027 028 /** 029 * Special value {@value} indicating that the size is unknown. 030 */ 031 long SIZE_UNKNOWN = -1; 032 033 /** 034 * Gets the last modified date of this entry. 035 * 036 * @return the last modified date of this entry. 037 * @since 1.1 038 */ 039 Date getLastModifiedDate(); 040 041 /** 042 * Gets the name of the entry in this archive. May refer to a file or directory or other item. 043 * 044 * <p>This method returns the raw name as it is stored inside of the archive.</p> 045 * 046 * @return The name of this entry in the archive. 047 */ 048 String getName(); 049 050 /** 051 * Gets the uncompressed size of this entry. May be -1 (SIZE_UNKNOWN) if the size is unknown 052 * 053 * @return the uncompressed size of this entry. 054 */ 055 long getSize(); 056 057 /** 058 * Tests whether this entry refers to a directory (true). 059 * 060 * @return true if this entry refers to a directory. 061 */ 062 boolean isDirectory(); 063}