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 */ 018 019 package org.apache.commons.compress.archivers.zip; 020 021 import java.util.zip.ZipException; 022 023 /** 024 * Exception thrown when attempting to read or write data for a zip 025 * entry that uses ZIP features not supported by this library. 026 * @since Commons Compress 1.1 027 */ 028 public class UnsupportedZipFeatureException extends ZipException { 029 030 private final Feature reason; 031 private final ZipArchiveEntry entry; 032 private static final long serialVersionUID = 4430521921766595597L; 033 034 /** 035 * Creates an exception. 036 * @param reason the feature that is not supported 037 * @param entry the entry using the feature 038 */ 039 public UnsupportedZipFeatureException(Feature reason, 040 ZipArchiveEntry entry) { 041 super("unsupported feature " + reason + " used in entry " 042 + entry.getName()); 043 this.reason = reason; 044 this.entry = entry; 045 } 046 047 /** 048 * The unsupported feature that has been used. 049 */ 050 public Feature getFeature() { 051 return reason; 052 } 053 054 /** 055 * The entry using the unsupported feature. 056 */ 057 public ZipArchiveEntry getEntry() { 058 return entry; 059 } 060 061 /** 062 * ZIP Features that may or may not be supported. 063 * @since Commons Compress 1.1 064 */ 065 public static class Feature { 066 /** 067 * The entry is encrypted. 068 */ 069 public static final Feature ENCRYPTION = new Feature("encryption"); 070 /** 071 * The entry used an unsupported compression method. 072 */ 073 public static final Feature METHOD = new Feature("compression method"); 074 /** 075 * The entry uses a data descriptor. 076 */ 077 public static final Feature DATA_DESCRIPTOR = new Feature("data descriptor"); 078 079 private final String name; 080 081 private Feature(String name) { 082 this.name = name; 083 } 084 085 @Override 086 public String toString() { 087 return name; 088 } 089 } 090 }