Java Code Examples for org.apache.hadoop.io.BoundedByteArrayOutputStream#getLimit()

The following examples show how to use org.apache.hadoop.io.BoundedByteArrayOutputStream#getLimit() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: TestTezMerger.java    From tez with Apache License 2.0 6 votes vote down vote up 
private List<TezMerger.Segment> createInMemorySegments(int segmentCount, int keysPerSegment)
    throws IOException {
  List<TezMerger.Segment> segmentList = Lists.newLinkedList();
  Random rnd = new Random();
  DataInputBuffer key = new DataInputBuffer();
  DataInputBuffer value = new DataInputBuffer();
  for (int i = 0; i < segmentCount; i++) {
    BoundedByteArrayOutputStream stream = new BoundedByteArrayOutputStream(10000);
    InMemoryWriter writer = new InMemoryWriter(stream);

    for (int j = 0; j < keysPerSegment; j++) {
      populateData(new IntWritable(rnd.nextInt()), new LongWritable(rnd.nextLong()), key, value);
      writer.append(key, value);
    }
    writer.close();
    InMemoryReader reader = new InMemoryReader(merger, null, stream.getBuffer(), 0, stream.getLimit());

    segmentList.add(new TezMerger.Segment(reader, null));
  }
  return segmentList;
}
Example 2
Source File: TestMergeManager.java    From hadoop with Apache License 2.0 5 votes vote down vote up 
private void fillOutput(InMemoryMapOutput<Text, Text> output) throws IOException {
  BoundedByteArrayOutputStream stream = output.getArrayStream();
  int count = stream.getLimit();
  for (int i=0; i < count; ++i) {
    stream.write(i);
  }
}
Example 3
Source File: TestMergeManager.java    From big-c with Apache License 2.0 5 votes vote down vote up 
private void fillOutput(InMemoryMapOutput<Text, Text> output) throws IOException {
  BoundedByteArrayOutputStream stream = output.getArrayStream();
  int count = stream.getLimit();
  for (int i=0; i < count; ++i) {
    stream.write(i);
  }
}