/*
    * 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 org.apache.commons.vfs2.provider.gzip;
  
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.Collections;
  
  import org.apache.commons.vfs2.Capability;
  import org.apache.commons.vfs2.FileName;
  import org.apache.commons.vfs2.FileObject;
  import org.apache.commons.vfs2.FileSystem;
  import org.apache.commons.vfs2.FileSystemException;
  import org.apache.commons.vfs2.FileSystemOptions;
  import org.apache.commons.vfs2.provider.compressed.CompressedFileFileProvider;
  
  /**
   * Provides access to the content of Gzip files.
   */
  public class GzipFileProvider extends CompressedFileFileProvider {
  
      /**
       * Capabilities.
       */
      protected static final Collection<Capability> capabilities = Collections.unmodifiableCollection(Arrays.asList(Capability.GET_LAST_MODIFIED,
          Capability.GET_TYPE, Capability.LIST_CHILDREN, Capability.WRITE_CONTENT, Capability.READ_CONTENT, Capability.URI, Capability.COMPRESS));
  
      /**
       * Constructs a new instance.
       */
      public GzipFileProvider() {
      }
  
      @Override
      protected FileSystem createFileSystem(final FileName name, final FileObject file,
              final FileSystemOptions fileSystemOptions) throws FileSystemException {
          return new GzipFileSystem(name, file, fileSystemOptions);
      }
  
      @Override
      public Collection<Capability> getCapabilities() {
          return capabilities;
      }
  }