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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.filter.stream;
21  
22  import java.io.File;
23  import java.io.IOException;
24  import java.io.RandomAccessFile;
25  import java.nio.ByteBuffer;
26  import java.nio.channels.FileChannel;
27  
28  import org.apache.mina.core.file.DefaultFileRegion;
29  import org.apache.mina.core.file.FileRegion;
30  
31  /**
32   * Tests {@link StreamWriteFilter}.
33   *
34   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
35   */
36  public class FileRegionWriteFilterTest extends AbstractStreamWriteFilterTest<FileRegion, FileRegionWriteFilter> {
37  
38      @Override
39      protected FileRegionWriteFilter createFilter() {
40          return new FileRegionWriteFilter();
41      }
42  
43      @Override
44      protected FileRegion createMessage(byte[] data) throws IOException {
45          File file = File.createTempFile("mina", "unittest");
46          file.deleteOnExit();
47          FileChannel channel = new RandomAccessFile(file, "rw").getChannel();
48          ByteBuffer buffer = ByteBuffer.wrap(data);
49          channel.write(buffer);
50          return new DefaultFileRegion(channel);
51      }
52  
53  }