Examples with PMMLManager org.jpmml.manager.PMMLManager used on opensource projects

Example 1 with PMMLManager

use of org.jpmml.manager.PMMLManager in project registry by hortonworks.

the class MLModelRegistryService method doGetInputFieldsFromPMMLStream.

private List<MLModelField> doGetInputFieldsFromPMMLStream(String pmmlContents) throws SAXException, JAXBException {
    final List<MLModelField> fieldNames = new ArrayList<>();
    PMMLManager pmmlManager = new PMMLManager(IOUtil.unmarshal(new ByteArrayInputStream(pmmlContents.getBytes())));
    Evaluator modelEvaluator = (ModelEvaluator<?>) pmmlManager.getModelManager(null, ModelEvaluatorFactory.getInstance());
    for (FieldName predictedField : modelEvaluator.getActiveFields()) {
        fieldNames.add(getModelField(modelEvaluator.getDataField(predictedField)));
    }
    return fieldNames;
}

Example 2 with PMMLManager

use of org.jpmml.manager.PMMLManager in project registry by hortonworks.

the class MLModelRegistryService method doGetOutputFieldsForPMMLStream.

private List<MLModelField> doGetOutputFieldsForPMMLStream(String pmmlContents) throws SAXException, JAXBException {
    List<MLModelField> fieldNames = new ArrayList<>();
    PMMLManager pmmlManager = new PMMLManager(IOUtil.unmarshal(new ByteArrayInputStream(pmmlContents.getBytes())));
    Evaluator modelEvaluator = (ModelEvaluator<?>) pmmlManager.getModelManager(null, ModelEvaluatorFactory.getInstance());
    modelEvaluator.getPredictedFields().forEach((f) -> fieldNames.add(getModelField(modelEvaluator.getDataField(f))));
    modelEvaluator.getOutputFields().forEach((f) -> {
        OutputField outputField = modelEvaluator.getOutputField(f);
        ResultFeatureType resultFeatureType = outputField.getFeature();
        if (resultFeatureType != ResultFeatureType.PREDICTED_VALUE && resultFeatureType != ResultFeatureType.PREDICTED_DISPLAY_VALUE) {
            fieldNames.add(getModelField(outputField));
        }
    });
    return fieldNames;
}

Example 3 with PMMLManager

use of org.jpmml.manager.PMMLManager in project streamline by hortonworks.

the class MLModelRegistryService method doGetInputFieldsFromPMMLStream.

private List<MLModelField> doGetInputFieldsFromPMMLStream(String pmmlContents) throws SAXException, JAXBException, UnsupportedEncodingException {
    final List<MLModelField> fieldNames = new ArrayList<>();
    PMMLManager pmmlManager = new PMMLManager(IOUtil.unmarshal(new ByteArrayInputStream(pmmlContents.getBytes("UTF-8"))));
    Evaluator modelEvaluator = (ModelEvaluator<?>) pmmlManager.getModelManager(null, ModelEvaluatorFactory.getInstance());
    for (FieldName predictedField : modelEvaluator.getActiveFields()) {
        fieldNames.add(getModelField(modelEvaluator.getDataField(predictedField)));
    }
    return fieldNames;
}

Example 4 with PMMLManager

use of org.jpmml.manager.PMMLManager in project streamline by hortonworks.

the class MLModelRegistryService method doGetOutputFieldsForPMMLStream.

private List<MLModelField> doGetOutputFieldsForPMMLStream(String pmmlContents) throws SAXException, JAXBException, UnsupportedEncodingException {
    List<MLModelField> fieldNames = new ArrayList<>();
    PMMLManager pmmlManager = new PMMLManager(IOUtil.unmarshal(new ByteArrayInputStream(pmmlContents.getBytes("UTF-8"))));
    Evaluator modelEvaluator = (ModelEvaluator<?>) pmmlManager.getModelManager(null, ModelEvaluatorFactory.getInstance());
    modelEvaluator.getPredictedFields().forEach((f) -> fieldNames.add(getModelField(modelEvaluator.getDataField(f))));
    modelEvaluator.getOutputFields().forEach((f) -> {
        OutputField outputField = modelEvaluator.getOutputField(f);
        ResultFeatureType resultFeatureType = outputField.getFeature();
        if (resultFeatureType != ResultFeatureType.PREDICTED_VALUE && resultFeatureType != ResultFeatureType.PREDICTED_DISPLAY_VALUE) {
            fieldNames.add(getModelField(outputField));
        }
    });
    return fieldNames;
}

Example 5 with PMMLManager

use of org.jpmml.manager.PMMLManager in project storm by apache.

the class JpmmlFactory method newEvaluator.

// ==================   Evaluator   ==================
/**
 * Creates a new {@link Evaluator} object representing the PMML model defined in the {@link PMML} argument.
 */
public static Evaluator newEvaluator(PMML pmml) {
    Objects.requireNonNull(pmml);
    final PMMLManager pmmlManager = new PMMLManager(pmml);
    return (ModelEvaluator<?>) pmmlManager.getModelManager(null, ModelEvaluatorFactory.getInstance());
}