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    1   /*
    2    *  Licensed to the Apache Software Foundation (ASF) under one
    3    *  or more contributor license agreements.  See the NOTICE file
    4    *  distributed with this work for additional information
    5    *  regarding copyright ownership.  The ASF licenses this file
    6    *  to you under the Apache License, Version 2.0 (the
    7    *  "License"); you may not use this file except in compliance
    8    *  with the License.  You may obtain a copy of the License at
    9    *
    10   *    http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   *  Unless required by applicable law or agreed to in writing,
    13   *  software distributed under the License is distributed on an
    14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   *  KIND, either express or implied.  See the License for the
    16   *  specific language governing permissions and limitations
    17   *  under the License.
    18   *
    19   */
    20  package org.apache.mina.core.file;
    21
    22  import java.io.File;
    23  import java.io.IOException;
    24  import java.nio.channels.FileChannel;
    25
    26  /**
    27   * TODO Add documentation
    28   *
    29   *
    30   * @author The Apache MINA Project (dev@mina.apache.org)
    31   * @version $Rev$, $Date$
    32   */
    33  public class FilenameFileRegion extends DefaultFileRegion {
    34
    35      private final File file;
    36
    37      public FilenameFileRegion(File file, FileChannel channel) throws IOException {
    38          this(file, channel, 0, file.length());
    39      }
    40
    41      public FilenameFileRegion(File file, FileChannel channel, long position, long remainingBytes) {
    42          super(channel, position, remainingBytes);
    43
    44          if (file == null) {
    45              throw new IllegalArgumentException("file can not be null");
    46          }
    47          this.file = file;
    48      }
    49
    50      public String getFilename() {
    51          return file.getAbsolutePath();
    52      }
    53  }