How to use

getAttributeValue

method

in

org.opensingular.form.SInstance

public static <V> V attributeValue(SInstance instance, AtrRef<?, ?, V> attribute, V defaultValue) {
  V value = instance.getAttributeValue(attribute);
  return (value != null) ? value : defaultValue;
}
public static <V> boolean hasAttributeValue(SInstance instance, AtrRef<?, ?, V> attribute) {

private Integer getDecimalMaximo(SInstance instance) {
  Optional<Integer> decimalMaximo = Optional.ofNullable(
      instance.getAttributeValue(SPackageBasic.ATR_FRACTIONAL_MAX_LENGTH));
  return decimalMaximo.orElse(DEFAULT_DIGITS);
}

@Override
protected Set<String> update(Set<String> oldClasses) {
  final Boolean required    = model.getObject().getAttributeValue(SPackageBasic.ATR_REQUIRED);
  final Integer minimumSize = model.getObject().getAttributeValue(SPackageBasic.ATR_MINIMUM_SIZE);
  if ((required != null && required) || (minimumSize != null && minimumSize > 0)) {
    oldClasses.add("singular-form-required");
  } else {
    oldClasses.remove("singular-form-required");
  }
  return oldClasses;
}

  @Override
  protected Set<String> update(Set<String> oldClasses) {
    if (model.getObject().getAttributeValue(SPackageBasic.ATR_DEPENDS_ON_FUNCTION) != null) {
      oldClasses.add("dependant-input-group");
    }
    return oldClasses;
  }
};

private Integer getDecimalMaximo(IModel<? extends SInstance> model) {
  Optional<Integer> decimalMaximo = Optional.ofNullable(
      model.getObject().getAttributeValue(SPackageBasic.ATR_FRACTIONAL_MAX_LENGTH));
  return decimalMaximo.orElse(DEFAULT_DIGITS);
}

private Integer getDecimalMaximo(IModel<? extends SInstance> model) {
  Optional<Integer> decimalMaximo = Optional.ofNullable(
      model.getObject().getAttributeValue(SPackageBasic.ATR_FRACTIONAL_MAX_LENGTH));
  return decimalMaximo.orElse(DEFAULT_DIGITS);
}

private Integer getInteiroMaximo(IModel<? extends SInstance> model) {
  Optional<Integer> inteiroMaximo = Optional.ofNullable(
      model.getObject().getAttributeValue(SPackageBasic.ATR_INTEGER_MAX_LENGTH));
  return inteiroMaximo.orElse(DEFAULT_INTEGER_DIGITS);
}

private Integer getDecimalMaximo(IModel<? extends SInstance> model) {
  Optional<Integer> decimalMaximo = Optional.ofNullable(
    model.getObject().getAttributeValue(SPackageBasic.ATR_FRACTIONAL_MAX_LENGTH));
  return (Integer) decimalMaximo.orElse(DEFAULT_DIGITS);
}

/**
 * Returns the persistence {@link FormKey} assigned to a given SInstance.
 * The key is assigned by the persistence mechanism after loading/saving an instance.
 */
@Nonnull
public static Optional<FormKey> fromInstanceOpt(@Nonnull SInstance instance) {
  Objects.requireNonNull(instance);
  return Optional.ofNullable(instance.getAttributeValue(SPackageFormPersistence.ATR_FORM_KEY));
}

private String configureMaxDate(IModel<? extends SInstance> model) {
  Date date = model.getObject().getAttributeValue(ATR_MAX_DATE);
  if (date == null) {
    return DATEPICKER_DEFAULT_END_DATE;
  }
  return defaultDateFormat().format(date);
}

@Override
public T getObject() {
  if (model instanceof ISInstanceAwareModel<?>)
    return ((ISInstanceAwareModel<?>) model).getMInstancia().getAttributeValue(nomeCompletoAtributo, classeValorAtributo);
  return null;
}

private String configureMinDate(IModel<? extends SInstance> model) {
  Date date = model.getObject().getAttributeValue(ATR_MIN_DATE);
  if (date == null) {
    return DATEPICKER_DEFAULT_START_DATE;
  }
  return defaultDateFormat().format(date);
}

public static void updateBooleanAttribute(
                     SInstance instance,
                     AtrRef<STypeBoolean, SIBoolean, Boolean> valueAttribute,
                     AtrRef<STypePredicate, SIPredicate, Predicate<SInstance>> predicateAttribute) {
  Predicate<SInstance> pred = instance.getAttributeValue(predicateAttribute);
  if (pred != null)
    instance.setAttributeValue(valueAttribute, pred.test(instance));
}

@Override
public T getObject() {
  if (model instanceof ISInstanceAwareModel<?>)
    return ((ISInstanceAwareModel<?>) model).getSInstance().getAttributeValue(fullNameAttribute,
        attributeValueClass);
  return null;
}

public static void updateBooleanAttribute(
  SInstance instance,
  AtrRef<STypeBoolean, SIBoolean, Boolean> valueAttribute,
  AtrRef<STypePredicate, SIPredicate, Predicate<SInstance>> predicateAttribute) {
  Predicate<SInstance> pred = instance.getAttributeValue(predicateAttribute);
  if (pred != null)
    instance.setAttributeValue(valueAttribute, pred.test(instance));
}

private Map<String, Object> withOptionsOf(IModel<? extends SInstance> model) {
  Optional<Integer> inteiroMaximo = Optional.ofNullable(
    model.getObject().getAttributeValue(SPackageBasic.ATR_INTEGER_MAX_LENGTH));
  Integer decimal = getDecimalMaximo(model);
  Map<String, Object> options = defaultOptions();
  options.put("integerDigits", inteiroMaximo.orElse(DEFAULT_INTEGER_DIGITS));
  options.put("digits", decimal);
  return options;
}

private Map<String, Object> withOptionsOf(IModel<? extends SInstance> model) {
  Optional<Integer> inteiroMaximo = Optional.ofNullable(
    model.getObject().getAttributeValue(SPackageBasic.ATR_INTEGER_MAX_LENGTH));
  Integer decimal = getDecimalMaximo(model);
  Map<String, Object> options = defaultOptions();
  options.put("integerDigits", inteiroMaximo.orElse(DEFAULT_INTEGER_DIGITS));
  options.put("digits", decimal);
  return options;
}

@Nullable
@Override
public final <T> T getAttributeValue(@Nonnull AtrRef<?, ?, ?> atr, @Nullable Class<T> resultClass) {
  return getAttributeValue(getDictionary().getAttributeReferenceOrException(atr), resultClass);
}

/**
 * Lê o {@link FormKey} de uma instância e verifica se é da classe esperada. Se for diferente de null e não for da
 * classe espera, então dispara uma Exception.
 */
protected KEY readKeyAttribute(INSTANCE instance, String msgRequired) {
  if (instance == null) {
    throw addInfo(new SingularFormPersistenceException("O parâmetro instance está null"));
  }
  FormKey key = instance.getAttributeValue(SPackageFormPersistence.ATR_FORM_KEY);
  return checkKey(key, instance, msgRequired);
}

private SInstance internalLoadSInstance(FormKey key, RefType refType, SDocumentFactory documentFactory,
                    FormVersionEntity formVersionEntity) {
  final SInstance instance     = MformPersistenciaXML.fromXML(refType, formVersionEntity.getXml(), documentFactory);
  final IConsumer loadListener = instance.getAttributeValue(SPackageBasic.ATR_LOAD_LISTENER);
  loadCurrentXmlAnnotationOrEmpty(instance.getDocument(), formVersionEntity);
  instance.setAttributeValue(SPackageFormPersistence.ATR_FORM_KEY, key);
  if (loadListener != null) {
    loadListener.accept(instance);
  }
  return instance;
}