How to use

getExtensions

method

in

org.dmg.pmml.pmml_4_2.descr.Characteristic

private void checkForMissingAttributes() {
  for (Object obj :scorecard.getExtensionsAndCharacteristicsAndMiningSchemas()){
    if (obj instanceof Characteristics){
      Characteristics characteristics = (Characteristics)obj;
      for (Characteristic characteristic : characteristics.getCharacteristics()){
        String newCellRef = ScorecardPMMLUtils.getExtensionValue(characteristic.getExtensions(), "cellRef");
        if ( characteristic.getAttributes().size() == 0 ) {
          parseErrors.add(new ScorecardError(newCellRef, "Missing Attribute Bins for Characteristic '"+characteristic.getName()+"'."));
        }
      }
    }
  }
}

private void removeEmptyExtensions(Scorecard pmmlScorecard) {
  for (Object obj : pmmlScorecard.getExtensionsAndCharacteristicsAndMiningSchemas()) {
    if (obj instanceof Characteristics) {
      Characteristics characteristics = (Characteristics) obj;
      for (org.dmg.pmml.pmml_4_2.descr.Characteristic characteristic : characteristics.getCharacteristics()) {
        List<Extension> toRemoveExtensionsList = new ArrayList<Extension>();
        for (Extension extension : characteristic.getExtensions()) {
          if (StringUtils.isEmpty(extension.getValue())) {
            toRemoveExtensionsList.add(extension);
          }
        }
        for (Extension extension : toRemoveExtensionsList) {
          characteristic.getExtensions().remove(extension);
        }
        for (Attribute attribute : characteristic.getAttributes()) {
          List<Extension> toRemoveExtensionsList2 = new ArrayList<Extension>();
          for (Extension extension : attribute.getExtensions()) {
            if (StringUtils.isEmpty(extension.getValue())) {
              toRemoveExtensionsList2.add(extension);
            }
          }
          for (Extension extension : toRemoveExtensionsList2) {
            attribute.getExtensions().remove(extension);
          }
        }
      }
    }
  }
}

private void validateBaselineScores() {
  for (Object obj :scorecard.getExtensionsAndCharacteristicsAndMiningSchemas()){
    Double scorecardBaseline = scorecard.getBaselineScore();
    if (obj instanceof Characteristics){
      Characteristics characteristics = (Characteristics)obj;
      for (Characteristic characteristic : characteristics.getCharacteristics()){
        Double charBaseline = characteristic.getBaselineScore();
        if  ( (charBaseline == null || charBaseline.doubleValue() == 0)
            && ((scorecardBaseline == null || scorecardBaseline.doubleValue() == 0)) ){
          String newCellRef = createDataTypeCellRef(ScorecardPMMLUtils.getExtensionValue(characteristic.getExtensions(), "cellRef"),2);
          parseErrors.add(new ScorecardError(newCellRef, "Characteristic is missing Baseline Score"));
        }
      }
    }
  }
}

Characteristics characteristics = (Characteristics)obj;
for (Characteristic characteristic : characteristics.getCharacteristics()){
  String dataType = ScorecardPMMLUtils.getExtensionValue(characteristic.getExtensions(), ScorecardPMMLExtensionNames.CHARACTERTISTIC_DATATYPE);
  String newCellRef = createDataTypeCellRef(ScorecardPMMLUtils.getExtensionValue(characteristic.getExtensions(), "cellRef"),1);
  if ( dataType == null || StringUtils.isEmpty(dataType)) {
    parseErrors.add(new ScorecardError(newCellRef, "Missing Data Type!"));

private void createAndSetPredicates(Scorecard pmmlScorecard) {
  for (Object obj : pmmlScorecard.getExtensionsAndCharacteristicsAndMiningSchemas()) {
    if (obj instanceof Characteristics) {
      Characteristics characteristics = (Characteristics) obj;
      for (org.dmg.pmml.pmml_4_2.descr.Characteristic characteristic : characteristics.getCharacteristics()) {
        String dataType = ScorecardPMMLUtils.getExtensionValue(characteristic.getExtensions(), ScorecardPMMLExtensionNames.CHARACTERTISTIC_DATATYPE);
        Extension predicateExtension = null;
        for (Attribute attribute : characteristic.getAttributes()) {
          String predicateAsString = "";
          String field = ScorecardPMMLUtils.getExtensionValue(attribute.getExtensions(), ScorecardPMMLExtensionNames.CHARACTERTISTIC_FIELD);
          for (Extension extension : attribute.getExtensions()) {
            if ("predicateResolver".equalsIgnoreCase(extension.getName())) {
              predicateAsString = extension.getValue();
              predicateExtension = extension;
              break;
            }
          }
          setPredicatesForAttribute(attribute, dataType, field, predicateAsString);
          attribute.getExtensions().remove(predicateExtension);
        }
      }
    }
  }
}

Extension dataTypeExtension = ScorecardPMMLUtils.getExtension(characteristic.getExtensions(), ScorecardPMMLExtensionNames.CHARACTERTISTIC_DATATYPE);
String dataType = dataTypeExtension.getValue();
String factType = ScorecardPMMLUtils.getExtensionValue(characteristic.getExtensions(), ScorecardPMMLExtensionNames.CHARACTERTISTIC_FACTTYPE);
characteristic.getExtensions().remove(dataTypeExtension);
ctr++;

String characteristicName = ScorecardPMMLUtils.extractFieldNameFromCharacteristic(characteristic);
if (fieldName.equalsIgnoreCase(characteristicName)){
  Extension extension = ScorecardPMMLUtils.getExtension(characteristic.getExtensions(), PMMLExtensionNames.EXTERNAL_CLASS );
  if ( extension != null ) {
    characteristic.getExtensions().remove(extension);
    if ( ScorecardPMMLUtils.getExtension(miningField.getExtensions(), PMMLExtensionNames.EXTERNAL_CLASS ) == null ) {
      miningField.getExtensions().add(extension);

extension.setName( ScorecardPMMLExtensionNames.SCORECARD_CELL_REF);
addExpectation(currentRowCtr + 1, currentColCtr, "value", extension, null);
_characteristic.getExtensions().add(extension);
extension.setName( PMMLExtensionNames.EXTERNAL_CLASS );
addExpectation(currentRowCtr + 1, currentColCtr, "value", extension, null);
_characteristic.getExtensions().add(extension);
_characteristic.getExtensions().add(extension);
addExpectation(currentRowCtr + 1, currentColCtr, "value", extension, "Characteristic (Property) Data Type is missing.");

extension.setName(PMMLExtensionNames.EXTERNAL_CLASS);
extension.setValue(characteristic.getFact());
_characteristic.getExtensions().add(extension);
    throw new IllegalArgumentException("Unknown datatype found: " + characteristic.getDataType() + "!");
_characteristic.getExtensions().add(extension);