Package org.apache.hadoop.hive.serde2.io

Examples of org.apache.hadoop.hive.serde2.io.DoubleWritable

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    }

    @Override
    Object next(Object previous) throws IOException {
      super.next(previous);
      DoubleWritable result = null;
      if (valuePresent) {
        if (previous == null) {
          result = new DoubleWritable();
        } else {
          result = (DoubleWritable) previous;
        }
        result.set(SerializationUtils.readDouble(stream));
      }
      return result;
    }
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    return ((DoubleWritable)o).get();
  }

  @Override
  public Object copyObject(Object o) {
    return o == null ? null : new DoubleWritable(((DoubleWritable)o).get());
  }
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    return o == null ? null : Double.valueOf(((DoubleWritable)o).get());
  }

  @Override
  public Object create(double value) {
    return new DoubleWritable(value);
  }
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    super(PrimitiveObjectInspectorUtils.doubleTypeEntry);
  }
 
  @Override
  public Object getPrimitiveWritableObject(Object o) {
    return o == null ? null : new DoubleWritable(((Double)o).doubleValue());
  }
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      }
      return true;
    }

    public DoubleWritable terminatePartial() {
      return mEmpty ? null : new DoubleWritable(mMax);
    }
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    public boolean merge(DoubleWritable o) {
      return iterate(o);
    }

    public DoubleWritable terminate() {
      return mEmpty ? null : new DoubleWritable(mMax);
    }
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    @Override
    public ObjectInspector init(Mode m, ObjectInspector[] parameters)
        throws HiveException {
      assert(parameters.length == 1);
      super.init(m, parameters);
      result = new DoubleWritable(0);
      inputOI = (PrimitiveObjectInspector)parameters[0];
      return PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
    }
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        ArrayList<String> fname = new ArrayList<String>();
        fname.add("count");
        fname.add("sum");
        partialResult = new Object[2];
        partialResult[0] = new LongWritable(0);
        partialResult[1] = new DoubleWritable(0);
        return ObjectInspectorFactory.getStandardStructObjectInspector(
            fname, foi);
       
      } else {
        result = new DoubleWritable(0);
        return PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
      }
    }
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      }
      return true;
    }

    public DoubleWritable terminatePartial() {
      return mEmpty ? null : new DoubleWritable(mMin);
    }
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    public boolean merge(DoubleWritable o) {
      return iterate(o);
    }

    public DoubleWritable terminate() {
      return mEmpty ? null : new DoubleWritable(mMin);
    }
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