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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.commons.vfs.provider.bzip2;
    18
    19  import org.apache.commons.vfs.Capability;
    20  import org.apache.commons.vfs.FileName;
    21  import org.apache.commons.vfs.FileObject;
    22  import org.apache.commons.vfs.FileSystem;
    23  import org.apache.commons.vfs.FileSystemException;
    24  import org.apache.commons.vfs.FileSystemOptions;
    25  import org.apache.commons.vfs.provider.compressed.CompressedFileFileProvider;
    26
    27  import java.util.Arrays;
    28  import java.util.Collection;
    29  import java.util.Collections;
    30
    31  /***
    32   * Provides access to the content of bzip2 compressed files
    33   *
    34   * @author <a href="mailto:imario@apache.org">Mario Ivankovits</a>
    35   * @version $Revision: 480428 $ $Date: 2006-11-29 07:15:24 +0100 (Mi, 29 Nov 2006) $
    36   */
    37  public class Bzip2FileProvider extends CompressedFileFileProvider
    38  {
    39      protected final static Collection capabilities = Collections.unmodifiableCollection(Arrays.asList(new Capability[]
    40      {
    41          Capability.GET_LAST_MODIFIED,
    42          Capability.GET_TYPE,
    43          Capability.LIST_CHILDREN,
    44          Capability.READ_CONTENT,
    45          Capability.WRITE_CONTENT,
    46          Capability.URI,
    47          Capability.COMPRESS
    48      }));
    49
    50      public Bzip2FileProvider()
    51      {
    52          super();
    53      }
    54
    55      protected FileSystem createFileSystem(FileName name, FileObject file, FileSystemOptions fileSystemOptions) throws FileSystemException
    56      {
    57          return new Bzip2FileSystem(name, file, fileSystemOptions);
    58      }
    59
    60      public Collection getCapabilities()
    61      {
    62          return capabilities;
    63      }
    64  }