Package org.terrier.structures.indexing.singlepass.hadoop.SplitEmittedTerm

Examples of org.terrier.structures.indexing.singlepass.hadoop.SplitEmittedTerm.SETPartitioner

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  /** single map, single reducer */
  public void testSMSRCalculatePartition() throws Exception
  {
    final JobConf j = new JobConf();
    j.setNumMapTasks(1);
    final SETPartitioner p = new SETPartitioner();
    p.configure(j);
    assertEquals(0, p.calculatePartition(0, 1));
  }
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  public void testMMSRCalculatePartition() throws Exception
  {
    final JobConf j = new JobConf();
    final int maptasks = 20;
    j.setNumMapTasks(maptasks);
    final SETPartitioner p = new SETPartitioner();
    p.configure(j);
    assertEquals(0, p.calculatePartition(0, 1));
    assertEquals(0, p.calculatePartition(19, 1));
    assertEquals(0, p.calculatePartition(10, 1));
   
   
  }
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  public void testMMMRCalculatePartition() throws Exception
  {
    final JobConf j = new JobConf();
    final int maptasks = 20;
    j.setNumMapTasks(maptasks);
    final SETPartitioner p = new SETPartitioner();
    p.configure(j);
   
    assertEquals(0, p.calculatePartition(0, 2));
    assertEquals(0, p.calculatePartition(1, 2));
    assertEquals(0, p.calculatePartition(9, 2));
    assertEquals(1, p.calculatePartition(10, 2));
    assertEquals(1, p.calculatePartition(19, 2));
  }
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Related Classes of org.terrier.structures.indexing.singlepass.hadoop.SplitEmittedTerm.SETPartitioner

  • org.terrier.structures.indexing.singlepass.hadoop.TestSplitEmittedTerm
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