content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one or more
   *  contributor license agreements.  See the NOTICE file distributed with
   *  this work for additional information regarding copyright ownership.
   *  The ASF licenses this file to You under the Apache License, Version 2.0
   *  (the "License"); you may not use this file except in compliance with
   *  the License.  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *
   */
  
  package com.alimama.mdrill.utils.zip;
  
  import java.util.zip.ZipException;
  
  /**
   * Exception thrown when attempting to read or write data for a zip
   * entry that uses ZIP features not supported by this library.
   * @since Ant 1.9.0
   */
  public class UnsupportedZipFeatureException extends ZipException {
  
      private final Feature reason;
      private final ZipEntry entry;
      private static final long serialVersionUID = 4430521921766595597L;
  
      /**
       * Creates an exception.
       * @param reason the feature that is not supported
       * @param entry the entry using the feature
       */
      public UnsupportedZipFeatureException(Feature reason,
                                            ZipEntry entry) {
          super("unsupported feature " + reason +  " used in entry "
                + entry.getName());
          this.reason = reason;
          this.entry = entry;
      }
  
      /**
       * The unsupported feature that has been used.
       */
      public Feature getFeature() {
          return reason;
      }
  
      /**
       * The entry using the unsupported feature.
       */
      public ZipEntry getEntry() {
          return entry;
      }
  
      /**
       * ZIP Features that may or may not be supported.
       */
      public static class Feature {
          /**
           * The entry is encrypted.
           */
          public static final Feature ENCRYPTION = new Feature("encryption");
          /**
           * The entry used an unsupported compression method.
           */
          public static final Feature METHOD = new Feature("compression method");
          /**
           * The entry uses a data descriptor.
           */
          public static final Feature DATA_DESCRIPTOR = new Feature("data descriptor");
  
          private final String name;
  
          private Feature(String name) {
              this.name = name;
          }
  
          @Override
          public String toString() {
              return name;
          }
      }
  }
  