Package eu.stratosphere.types

Examples of eu.stratosphere.types.DoubleValue

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    private final DoubleValue newRank = new DoubleValue();
   
    @Override
    public void join(Record vertexWithDelta, Record vertexWithOldRank, Collector<Record> out) throws Exception {     
      DoubleValue deltaVal = vertexWithDelta.getField(1, DoubleValue.class);
      DoubleValue currentVal = vertexWithOldRank.getField(1, DoubleValue.class);
     
      newRank.setValue(deltaVal.getValue() + currentVal.getValue());
      vertexWithOldRank.setField(1, newRank);
     
      out.collect(vertexWithOldRank);
    }
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    }
    if(hadoopType instanceof org.apache.hadoop.io.FloatWritable) {
      return new FloatValue(((FloatWritable)hadoopType).get());
    }
    if(hadoopType instanceof org.apache.hadoop.io.DoubleWritable) {
      return new DoubleValue(((DoubleWritable)hadoopType).get());
    }
    if(hadoopType instanceof org.apache.hadoop.io.BooleanWritable) {
      return new BooleanValue(((BooleanWritable)hadoopType).get());
    }
    if(hadoopType instanceof org.apache.hadoop.io.ByteWritable) {
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  private static final long DANGLING_MARKER = 1l;

  @Override
  public void configure(Configuration parameters) {
    long numVertices = ConfigUtils.asLong(NUM_VERTICES_PARAMETER, parameters);
    initialRank = new DoubleValue(1 / (double) numVertices);
    super.configure(parameters);
  }
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    }
  }
 
  @Override
  public DoubleValue createValue() {
    return new DoubleValue();
  }
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    Assert.assertEquals(3, dd.getNumberOfFields());
   
    // check inconsistent key types
    try {
      new SimpleDistribution(
          new Key[][] {{new IntValue(1), new StringValue("A"), new DoubleValue(1.3d)},
                {new IntValue(2), new StringValue("B"), new IntValue(1)}});
      Assert.fail("Data distribution accepts incorrect key types");
    } catch(IllegalArgumentException iae) {
      // do nothing
    }
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    return false;
  }
 
  @Override
  public DoubleValue createInstance() {
    return new DoubleValue();
  }
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  }

  @Override
  public DoubleValue[] getBucketBoundary(int bucketNum, int totalNumBuckets) {
    double bucketSize = (max - min) / totalNumBuckets;
    return new DoubleValue[] {new DoubleValue(min + (bucketNum+1) * bucketSize) };
  }
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  }
 
  @Override
  public DoubleValue[] getValidTestResults() {
    return new DoubleValue[] {
      new DoubleValue(0d), new DoubleValue(0.0d), new DoubleValue(123.4d), new DoubleValue(0.124d),
      new DoubleValue(.623d), new DoubleValue(1234d), new DoubleValue(-12.34d),
      new DoubleValue(Double.MAX_VALUE), new DoubleValue(Double.MIN_VALUE),
      new DoubleValue(Double.NEGATIVE_INFINITY), new DoubleValue(Double.POSITIVE_INFINITY),
      new DoubleValue(Double.NaN),
      new DoubleValue(1.234E2), new DoubleValue(1.234e3), new DoubleValue(1.234E-2)
    };
  }
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Related Classes of eu.stratosphere.types.DoubleValue

  • eu.stratosphere.api.common.distributions.UniformDoubleDistribution
  • eu.stratosphere.api.common.typeutils.base.DoubleValueSerializer
  • eu.stratosphere.api.distributions.SimpleDataDistributionTest
  • eu.stratosphere.api.java.record.io.avro.AvroRecordInputFormat
  • eu.stratosphere.api.java.record.io.jdbc.JDBCInputFormat
  • eu.stratosphere.api.java.record.io.jdbc.JDBCInputFormatTest
  • eu.stratosphere.api.java.record.io.jdbc.JDBCOutputFormatTest
  • eu.stratosphere.hadoopcompatibility.datatypes.DefaultHadoopTypeConverter
  • eu.stratosphere.pact.runtime.task.util.OutputEmitterTest
  • eu.stratosphere.pact.runtime.task.util.RecordOutputEmitterTest
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