Package org.apache.hadoop.mapreduce

Examples of org.apache.hadoop.mapreduce.Counters$FileSystemGroup

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  @Test
  public final void testMapperValidValues() throws IOException,
      InterruptedException {
    Mapper.Context context = mock(Mapper.Context.class);
    Counters counters = new Counters();
    Counter counter = counters
        .findCounter(DedupRecordCounter.TOTAL_RECORDS_READ);
    when(context.getCounter(DedupRecordCounter.TOTAL_RECORDS_READ))
        .thenReturn(counter);
    DedupValueMapper mapper = new DedupValueMapper();
    Text key = new Text("abc123");
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  @Test(expected = IOException.class)
  public final void testMapperForNullKeyValue() throws IOException,
      InterruptedException {
    Mapper.Context context = mock(Mapper.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(DedupRecordCounter.BAD_RECORD);
    when(context.getCounter(DedupRecordCounter.BAD_RECORD)).thenReturn(
        counter);
    DedupValueMapper mapper = new DedupValueMapper();
    Text val = new Text("valueOfKey");
    mapper.map(null, val, context);
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    values.add(value1);
    values.add(value2);
    values.add(value3);

    Reducer.Context context = mock(Reducer.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(DedupRecordCounter.OUTPUT);
    when(context.getCounter(DedupRecordCounter.OUTPUT)).thenReturn(counter);
    DedupKeyReducer dedupReducer = new DedupKeyReducer();
    dedupReducer.reduce(hihoTuple, values, context);
    verify(context).write(key, value1);
    assertEquals(1, context.getCounter(DedupRecordCounter.OUTPUT)
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    Text value1 = new Text("value1");
    ArrayList<Text> values = new ArrayList<Text>();
    values.add(value1);

    Reducer.Context context = mock(Reducer.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(DedupRecordCounter.OUTPUT);
    when(context.getCounter(DedupRecordCounter.OUTPUT)).thenReturn(counter);
    DedupKeyReducer dedupReducer = new DedupKeyReducer();
    dedupReducer.reduce(hihoTuple, values, context);
    verify(context).write(key, value1);
    assertEquals(1, context.getCounter(DedupRecordCounter.OUTPUT)
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    BytesWritable value1 = new BytesWritable("value1".getBytes());
    ArrayList<BytesWritable> values = new ArrayList<BytesWritable>();
    values.add(value1);

    Reducer.Context context = mock(Reducer.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(DedupRecordCounter.OUTPUT);
    when(context.getCounter(DedupRecordCounter.OUTPUT)).thenReturn(counter);
    DedupKeyReducer dedupReducer = new DedupKeyReducer();
    dedupReducer.reduce(hihoTuple, values, context);
    verify(context).write(key, value1);
    assertEquals(1, context.getCounter(DedupRecordCounter.OUTPUT)
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    IntWritable value1 = new IntWritable(456);
    ArrayList<IntWritable> values = new ArrayList<IntWritable>();
    values.add(value1);

    Reducer.Context context = mock(Reducer.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(DedupRecordCounter.OUTPUT);
    when(context.getCounter(DedupRecordCounter.OUTPUT)).thenReturn(counter);
    DedupKeyReducer dedupReducer = new DedupKeyReducer();
    dedupReducer.reduce(hihoTuple, values, context);
    verify(context).write(key, value1);
    assertEquals(1, context.getCounter(DedupRecordCounter.OUTPUT)
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    String value1 = null;
    ArrayList<String> values = new ArrayList<String>();
    values.add(value1);

    Reducer.Context context = mock(Reducer.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(DedupRecordCounter.OUTPUT);
    when(context.getCounter(DedupRecordCounter.OUTPUT)).thenReturn(counter);
    DedupKeyReducer dedupReducer = new DedupKeyReducer();
    dedupReducer.reduce(hihoTuple, values, context);
    verify(context).write(key, value1);
    assertEquals(1, context.getCounter(DedupRecordCounter.OUTPUT)
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public class TestMergeValueMapper {
  @Test(expected = IOException.class)
  public final void testMapperForNullKeyValue() throws IOException,
      InterruptedException {
    Mapper.Context context = mock(Mapper.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(MergeRecordCounter.BAD_RECORD);
    when(context.getCounter(MergeRecordCounter.BAD_RECORD)).thenReturn(
        counter);
    MergeValueMapper mapper = new MergeValueMapper();
    Text val = new Text("valueOfKey");
    mapper.map(null, val, context);
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  @Test
  public final void testMapperValidValues() throws IOException,
      InterruptedException {
    Mapper.Context context = mock(Mapper.Context.class);
    Counters counters = new Counters();
    Counter counter = counters
        .findCounter(MergeRecordCounter.TOTAL_RECORDS_NEW);
    when(context.getCounter(MergeRecordCounter.TOTAL_RECORDS_NEW))
        .thenReturn(counter);
    MergeValueMapper mapper = new MergeValueMapper();
    Text key = new Text("abc123");
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    ArrayList<HihoValue> values = new ArrayList<HihoValue>();
    values.add(hihoValue1);
    values.add(hihoValue2);

    Reducer.Context context = mock(Reducer.Context.class);
    Counters counters = new Counters();
    Counter counter = counters.findCounter(MergeRecordCounter.OUTPUT);
    when(context.getCounter(MergeRecordCounter.OUTPUT)).thenReturn(counter);
    MergeValueReducer mergeReducer = new MergeValueReducer();
    mergeReducer.reduce(hihoTuple, values, context);
    verify(context).write(value2, key);
    assertEquals(1, context.getCounter(MergeRecordCounter.OUTPUT)
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Related Classes of org.apache.hadoop.mapreduce.Counters$FileSystemGroup

  • co.cask.cdap.internal.app.runtime.batch.MapReduceMetricsWriter
  • co.nubetech.hiho.dedup.DedupJob
  • co.nubetech.hiho.dedup.TestDedupKeyMapper
  • co.nubetech.hiho.dedup.TestDedupKeyReducer
  • co.nubetech.hiho.dedup.TestDedupValueMapper
  • co.nubetech.hiho.dedup.TestDedupValueReducer
  • co.nubetech.hiho.merge.MergeJob
  • co.nubetech.hiho.merge.TestMergeKeyMapper
  • co.nubetech.hiho.merge.TestMergeKeyReducer
  • co.nubetech.hiho.merge.TestMergeValueMapper
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