Examples with ValueAndError com.qcadoo.model.internal.api.ValueAndError used on opensource projects

Example 6 with ValueAndError

use of com.qcadoo.model.internal.api.ValueAndError in project qcadoo by qcadoo.

the class DefaultEntity method getLongField.

@Override
public Long getLongField(final String fieldName) {
    final Object fieldValue = getField(fieldName);
    if (fieldValue == null) {
        return null;
    }
    if (fieldValue instanceof Long) {
        return (Long) fieldValue;
    }
    final FieldDefinition fieldDefinition = dataDefinition.getField(fieldName);
    if (fieldValue instanceof String && Long.class.equals(fieldDefinition.getType().getType())) {
        if (StringUtils.isBlank((String) fieldValue)) {
            return null;
        }
        final ValueAndError valueAndError = fieldDefinition.getType().toObject(fieldDefinition, fieldValue);
        if (valueAndError.isValid()) {
            return (Long) valueAndError.getValue();
        }
    }
    throw new IllegalArgumentException("Field " + fieldName + " in " + dataDefinition.getPluginIdentifier() + '.' + dataDefinition.getName() + " does not contain correct Long value (current field value: " + fieldValue + ")");
}