Package org.apache.hadoop.mapred

Examples of org.apache.hadoop.mapred.IFileOutputStream

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        SecureShuffleUtils.HTTP_HEADER_REPLY_URL_HASH)).thenReturn(replyHash);
    ShuffleHeader header = new ShuffleHeader(map1ID.toString(), 14, 10, 1);

    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bout);
    IFileOutputStream ios = new IFileOutputStream(dos);
    header.write(dos);
    ios.write("MAPDATA123".getBytes());
    ios.finish();

    ShuffleHeader header2 = new ShuffleHeader(map2ID.toString(), 14, 10, 1);
    IFileOutputStream ios2 = new IFileOutputStream(dos);
    header2.write(dos);
    ios2.write("MAPDATA456".getBytes());
    ios2.finish();

    ByteArrayInputStream in = new ByteArrayInputStream(bout.toByteArray());
    when(connection.getInputStream()).thenReturn(in);
    // 8 < 10 therefore there appear to be extra bytes in the IFileInputStream
    InMemoryMapOutput<Text,Text> mapOut = new InMemoryMapOutput<Text, Text>(
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      .thenReturn(replyHash);
    ShuffleHeader header = new ShuffleHeader(map1ID.toString(), 14, 10, 1);

    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bout);
    IFileOutputStream ios = new IFileOutputStream(dos);
    header.write(dos);
    ios.write("MAPDATA123".getBytes());
    ios.finish();

    ShuffleHeader header2 = new ShuffleHeader(map2ID.toString(), 14, 10, 1);
    IFileOutputStream ios2 = new IFileOutputStream(dos);
    header2.write(dos);
    ios2.write("MAPDATA456".getBytes());
    ios2.finish();

    ByteArrayInputStream in = new ByteArrayInputStream(bout.toByteArray());
    when(connection.getInputStream()).thenReturn(in);
    // 8 < 10 therefore there appear to be extra bytes in the IFileInputStream
    MapOutput<Text,Text> mapOut = new MapOutput<Text, Text>(map1ID, mm, 8, true );
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  private DataOutputStream out;
 
  public InMemoryWriter(BoundedByteArrayOutputStream arrayStream) {
    super(null);
    this.out =
      new DataOutputStream(new IFileOutputStream(arrayStream));
  }
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      .thenReturn(replyHash);
    ShuffleHeader header = new ShuffleHeader(map1ID.toString(), 14, 10, 1);

    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bout);
    IFileOutputStream ios = new IFileOutputStream(dos);
    header.write(dos);
    ios.write("MAPDATA123".getBytes());
    ios.finish();

    ShuffleHeader header2 = new ShuffleHeader(map2ID.toString(), 14, 10, 1);
    IFileOutputStream ios2 = new IFileOutputStream(dos);
    header2.write(dos);
    ios2.write("MAPDATA456".getBytes());
    ios2.finish();

    ByteArrayInputStream in = new ByteArrayInputStream(bout.toByteArray());
    when(connection.getInputStream()).thenReturn(in);
    // 8 < 10 therefore there appear to be extra bytes in the IFileInputStream
    MapOutput<Text,Text> mapOut = new MapOutput<Text, Text>(map1ID, mm, 8, true );
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Related Classes of org.apache.hadoop.mapred.IFileOutputStream

  • org.apache.hadoop.mapreduce.task.reduce.InMemoryWriter
  • org.apache.hadoop.mapreduce.task.reduce.TestFetcher
  • org.apache.hadoop.util.PureJavaCrc32
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