How to use

toContinuousFeature

method

in

org.jpmml.converter.ContinuousFeature

@Override
public ContinuousOutputFeature toContinuousFeature(DataType dataType){
  return (ContinuousOutputFeature)super.toContinuousFeature(dataType);
}

  @Override
  public Feature apply(Feature feature){
    if(feature instanceof BinaryFeature){
      BinaryFeature binaryFeature = (BinaryFeature)feature;
      return binaryFeature;
    } else
    {
      ContinuousFeature continuousFeature = feature.toContinuousFeature();
      DataType dataType = continuousFeature.getDataType();
      switch(dataType){
        case INTEGER:
        case FLOAT:
          break;
        case DOUBLE:
          continuousFeature = continuousFeature.toContinuousFeature(DataType.FLOAT);
          break;
        default:
          throw new IllegalArgumentException();
      }
      return continuousFeature;
    }
  }
};

  @Override
  public Feature apply(Feature feature){
    if(feature instanceof BinaryFeature){
      BinaryFeature binaryFeature = (BinaryFeature)feature;
      return binaryFeature;
    } else
    {
      ContinuousFeature continuousFeature = feature.toContinuousFeature();
      DataType dataType = continuousFeature.getDataType();
      switch(dataType){
        case INTEGER:
        case FLOAT:
          break;
        case DOUBLE:
          continuousFeature = continuousFeature.toContinuousFeature(DataType.FLOAT);
          break;
        default:
          throw new IllegalArgumentException();
      }
      return continuousFeature;
    }
  }
};

.toContinuousFeature(DataType.DOUBLE); // Second, cast from numpy.float32 to numpy.float64