@Override
 public IcecatRelationRule createEntity(IcecatRelation master, Rule elt) {
   IcecatRelationRule entity = new IcecatRelationRule();
   entity.setId(elt.getID());
   // entity.setRelationGroup(master);
   return entity;
 }
  @Override
  public IcecatRelationRule updateEntity(
      IcecatRelation master, Rule elt, IcecatRelationRule entity) {

    if (elt.getProdId() != null && elt.getProdId().getValue() != null) {
      String prodId = elt.getProdId().getValue();
      entity.setPartNumber(prodId);
    } else {
      entity.setPartNumber(null);
    }

    // TODO elt.getSupplierFamily();
    if (elt.getSupplierFamily() != null && elt.getSupplierFamily().getID() != null) {
      Integer supplierFamillyId = elt.getSupplierFamily().getID();
      entity.setSupplierFamilyId(supplierFamillyId);
    } else {
      entity.setSupplierFamilyId(null);
    }

    // Date
    if (elt.getStartDate() != null && elt.getStartDate().getValue() != null) {
      XMLGregorianCalendar startCal = elt.getStartDate().getValue();
      Date startDate = startCal.toGregorianCalendar().getTime();
      entity.setStartDate(startDate);
    } else {
      entity.setStartDate(null);
    }

    if (elt.getEndDate() != null && elt.getEndDate().getValue() != null) {
      XMLGregorianCalendar endCal = elt.getEndDate().getValue();
      Date endDate = endCal.toGregorianCalendar().getTime();
      entity.setEndDate(endDate);
    } else {
      entity.setEndDate(null);
    }

    // Brand
    if (elt.getSupplier() != null && elt.getSupplier().getID() != null) {
      Integer brandId = elt.getSupplier().getID();
      boolean needUpdate = entity.getBrand() == null;
      if (!needUpdate) {
        needUpdate = !brandId.equals(entity.getBrand().getId());
      }
      if (needUpdate) {
        IcecatBrand brand = (IcecatBrand) getIcecatDAO().getById(brandId, IcecatBrand.class);
        entity.setBrand(brand);
      }
    } else {
      entity.setBrand(null);
    }

    // Category Dependency
    if (elt.getCategory() != null && elt.getCategory().getID() != null) {
      Integer catId = elt.getCategory().getID();
      boolean needUpdate = entity.getCategory() == null;
      if (!needUpdate) {
        needUpdate = !catId.equals(entity.getCategory().getId());
      }
      if (needUpdate) {
        IcecatCategory category =
            (IcecatCategory) getIcecatDAO().getById(catId, IcecatCategory.class);
        entity.setCategory(category);
      }
    } else {
      entity.setCategory(null);
    }

    // Feature Dependency
    if (elt.getFeature() != null && elt.getFeature().getID() != null) {
      Integer featureId = elt.getFeature().getID();
      boolean needUpdate = entity.getFeature() == null;
      if (!needUpdate) {
        needUpdate = !featureId.equals(entity.getFeature().getId());
      }
      if (needUpdate) {
        IcecatFeature feature =
            (IcecatFeature) getIcecatDAO().getById(featureId, IcecatFeature.class);
        entity.setFeature(feature);
      }
    } else {
      entity.setFeature(null);
    }

    if (elt.getFeature() != null) {
      entity.setFeatureValue(elt.getFeature().getValue());
      // Exact
      String exact = elt.getFeature().getExact();
      entity.setExactValueText(exact);
    } else {
      entity.setFeatureValue(null);
    }

    return entity;
  }