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; 032 033 /** 034 * Creates an exception. 035 * @param reason the feature that is not supported 036 * @param entry the entry using the feature 037 */ 038 public UnsupportedZipFeatureException(Feature reason, 039 ZipArchiveEntry entry) { 040 super("unsupported feature " + reason + " used in entry " 041 + entry.getName()); 042 this.reason = reason; 043 this.entry = entry; 044 } 045 046 /** 047 * The unsupported feature that has been used. 048 */ 049 public Feature getFeature() { 050 return reason; 051 } 052 053 /** 054 * The entry using the unsupported feature. 055 */ 056 public ZipArchiveEntry getEntry() { 057 return entry; 058 } 059 060 /** 061 * ZIP Features that may or may not be supported. 062 * @since Commons Compress 1.1 063 */ 064 public static class Feature { 065 /** 066 * The entry is encrypted. 067 */ 068 public static final Feature ENCRYPTION = new Feature("encryption"); 069 /** 070 * The entry used an unsupported compression method. 071 */ 072 public static final Feature METHOD = new Feature("compression method"); 073 /** 074 * The entry uses a data descriptor. 075 */ 076 public static final Feature DATA_DESCRIPTOR = new Feature("data descriptor"); 077 078 private final String name; 079 080 private Feature(String name) { 081 this.name = name; 082 } 083 084 public String toString() { 085 return name; 086 } 087 } 088 }