Package sizzle.io

Examples of sizzle.io.EmitKey

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    values.add(new EmitValue("three"));
    values.add(new EmitValue("four"));

    final ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue> reduceDriver = new ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue>(
        new UniqueSizzleCombiner());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("one"));
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("two"));
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("three"));
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("four"));
    reduceDriver.runTest();
  }
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    values.add(new EmitValue("four"));
    values.add(new EmitValue("four"));

    final ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue> reduceDriver = new ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue>(
        new UniqueSizzleCombiner());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("one"));
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("two"));
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("three"));
    reduceDriver.addOutput(new EmitKey("test"), new EmitValue("four"));
    reduceDriver.runTest();
  }
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    values.add(new EmitValue("three"));
    values.add(new EmitValue("four"));

    final ReduceDriver<EmitKey, EmitValue, Text, NullWritable> reduceDriver = new ReduceDriver<EmitKey, EmitValue, Text, NullWritable>(
        new UniqueSizzleReducer());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new Text("test[] = 4"), NullWritable.get());
    reduceDriver.runTest();
  }
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    values.add(new EmitValue("four"));
    values.add(new EmitValue("four"));

    final ReduceDriver<EmitKey, EmitValue, Text, NullWritable> reduceDriver = new ReduceDriver<EmitKey, EmitValue, Text, NullWritable>(
        new UniqueSizzleReducer());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new Text("test[] = 4"), NullWritable.get());
    reduceDriver.runTest();
  }
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      r.close();
    }

    final ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue> reduceDriver = new ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue>(
        new IntQuartileSizzleCombiner());
    reduceDriver.setInput(new EmitKey("test"), values);
    final List<Pair<EmitKey, EmitValue>> output = reduceDriver.run();

    Assert.assertEquals("size is wrong", 575, output.size());

    Assert.assertEquals("outputs are wrong", new EmitKey("test"), output.get(14).getFirst());
    Assert.assertEquals("outputs are wrong", new EmitValue("-292", 1), output.get(14).getSecond());

    Assert.assertEquals("outputs are wrong", new EmitKey("test"), output.get(256).getFirst());
    Assert.assertEquals("outputs are wrong", new EmitValue("-32", 42), output.get(256).getSecond());
  }
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    values.add(new EmitValue(16));
    values.add(new EmitValue(20));

    final ReduceDriver<EmitKey, EmitValue, Text, NullWritable> reduceDriver = new ReduceDriver<EmitKey, EmitValue, Text, NullWritable>(
        new IntQuartileSizzleReducer());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new Text("test[] = [7, 8, 15, 20]"), NullWritable.get());
    reduceDriver.runTest();
  }
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      r.close();
    }

    final ReduceDriver<EmitKey, EmitValue, Text, NullWritable> reduceDriver = new ReduceDriver<EmitKey, EmitValue, Text, NullWritable>(
        new IntQuartileSizzleReducer());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new Text("test[] = [-66, 1, 69, 356]"), NullWritable.get());
    reduceDriver.runTest();
  }
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      r.close();
    }

    final ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue> reduceDriver = new ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue>(
        new FloatHistogramSizzleCombiner());
    reduceDriver.setInput(new EmitKey("test"), values);
    final List<Pair<EmitKey, EmitValue>> output = reduceDriver.run();

    Assert.assertEquals("size is wrong", 575, output.size());

    Assert.assertEquals("outputs are wrong", new EmitKey("test"), output.get(14).getFirst());
    Assert.assertEquals("outputs are wrong", new EmitValue("-292.0", 1), output.get(14).getSecond());

    Assert.assertEquals("outputs are wrong", new EmitKey("test"), output.get(256).getFirst());
    Assert.assertEquals("outputs are wrong", new EmitValue("-32.0", 42), output.get(256).getSecond());
  }
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      r.close();
    }

    final ReduceDriver<EmitKey, EmitValue, Text, NullWritable> reduceDriver = new ReduceDriver<EmitKey, EmitValue, Text, NullWritable>(
        new FloatHistogramSizzleReducer());
    reduceDriver.setInput(new EmitKey("test"), values);
    reduceDriver.addOutput(new Text("test[] = [12, 211, 1284, 3444, 3455, 1396, 184, 14]"), NullWritable.get());
    reduceDriver.runTest();
  }
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      r.close();
    }

    final ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue> reduceDriver = new ReduceDriver<EmitKey, EmitValue, EmitKey, EmitValue>(
        new FloatQuartileSizzleCombiner());
    reduceDriver.setInput(new EmitKey("test"), values);
    final List<Pair<EmitKey, EmitValue>> output = reduceDriver.run();

    Assert.assertEquals("size is wrong", 575, output.size());

    Assert.assertEquals("outputs are wrong", new EmitKey("test"), output.get(14).getFirst());
    Assert.assertEquals("outputs are wrong", new EmitValue("-292.0", 1), output.get(14).getSecond());

    Assert.assertEquals("outputs are wrong", new EmitKey("test"), output.get(256).getFirst());
    Assert.assertEquals("outputs are wrong", new EmitValue("-32.0", 42), output.get(256).getSecond());
  }
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Related Classes of sizzle.io.EmitKey

  • sizzle.aggregators.TestCollectionAggregator
  • sizzle.aggregators.TestDistinctAggregator
  • sizzle.aggregators.TestFloatHistogramAggregator
  • sizzle.aggregators.TestFloatMeanAggregator
  • sizzle.aggregators.TestFloatQuantileAggregator
  • sizzle.aggregators.TestFloatSumAggregator
  • sizzle.aggregators.TestIntHistogramAggregator
  • sizzle.aggregators.TestIntMeanAggregator
  • sizzle.aggregators.TestIntQuantileAggregator
  • sizzle.aggregators.TestIntSumAggregator
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